Seagate 24TB Ironwolf Pro NAS Hard Drive Review

The Seagate Ironwolf Pro 24TB HDD Review

UPDATE – Since this review, Seagate have now released their Ironwolf Pro 30TB HDD (and EXOS 30TB). Read the written review HERE , or watch the Seagate 30TB Ironwolf HDD YouTube Review HERE

Seagate and their Ironwolf series of hard drives have fast become a mainstay of the NAS landscape in a relatively short time, considering their NAS HDD and eventual rebranding to Ironwolf in 2015/2016. In that time they have closed considerable ground on their biggest rival in this field, the WD Red series, and now although the brand first released Ironwolf Pro 20, 22 and now 24TB NAS Hard Drives in the last 18 months, they are now in the process of revising a number of these drives and introducing a new higher durability STX0000NT001 / STX0000NT001 series to join that existing the STX000NE001. These newer class of Prosumer/large-scale storage array NAS hard drives arrive with almost twice the workload rating, more than double the MTBF rating and still maintain the same high reported performance levels. All this said, why the sudden change? Perhaps facilitated by hardware shortages or due to the growing concerns of some users over larger capacities having the same workload rating of smaller capacities, leading to diminishing durability returns? Whatever the reason (more on that later), there is no denying that 24TB of storage in a single 3.5″ HDD casing is something to behold and today we are going to review this new massive drive from Seagate, benchmark it, test it with leading NAS brand Synology, discuss the differences with the existing Ironwolf Pro range and (hopefully) help you decide if it deserves your data? Let’s begin.

Seagate Ironwolf Pro 24TB Hard Drive Review – Quick Conclusion

There is no denying that Seagate certainly delivers on the prompted storage and performance that they have stated for the  Ironwolf Pro 24TB NAS hard drive. This alongside fully tested and confirmed compatibility with Synology (though not by Synology themselves) devices means that you have a drive here that can turn any 4-Bay NAS into a staggering 96TB server in RAID 0 and 72TB RAID5 Storage data monster – let alone once you start thinking about rackmounts and hyperscale. The pricing of this 24TB is understandably high, but as always, when you start crunching down the ‘Price Per TB’, it ends up landing comfortably in the same region as other Pro class drives of a smaller capacity. As mentioned previously, I particularly appreciate that the workload discussion surrounding ‘Pro’ Class drives at 300TB/yr vs rapid HDD capacity growth is being addressed here with a 550TB/yr version to rival that of ‘Ent’ class drives – whatever the reason/motivation. With capacities getting higher and more ‘eggs being placed in baskets’, the durability of each individual drive in an array grows in importance, so the shift of these PRO class drives towards an ENTERPRISE class workload should be positively noted. The value of the Ironwolf Health Management tool is going to be something of debate and the inclusion of 3yrs data recovery services is a nice extra that (with any luck) few will need to use – but better to have them and not need them, than visa versa. As HDDs continue to increase in scale and Seagate (among other brands) continues to outline their plans to hit 50TB (so, halfway there with this one!) by the end of the decade, the Seagate Ironwolf Pro ST2400NT002 is another good example of an HDD that finds a sweet spot between price, durability and value. Just be aware that this is a drive designed for large-scale use and that means high operational noise and higher than typical power use than non-Pro and smaller cap drives!

BUILD - 10/10
HARDWARE - 10/10
PERFORMANCE - 9/10
PRICE - 7/10
VALUE - 7/10


8.6
PROS
👍🏻Very Good Price Point vs WD Red/Red Pro
👍🏻Data Recovery Services Included (3yrs)
👍🏻550TB/yr Workload & 2.5M MTBF
👍🏻285MB/s Transfer Speeds
👍🏻Ironwolf Health Management Inc.
👍🏻Seagate Secure Onboard
👍🏻Consistent Performance
CONS
👎🏻Noisy!!!
👎🏻Definitely Cannot have Just One
👎🏻Pricing and Model ID Confusion
👎🏻Higher Standby/Idle Power Use
👎🏻Tipping point vs SDDs



Seagate Ironwolf Pro 24TB Hard Drive Review – Design

The design of the Seagate Ironwolf Pro 24TB HDD remains largely unchanged in appearance compared with the most recent high-capacity releases at 24TB and 22TB. The 3.5″ casing is helium sealed and the new NT class of drives arrive with a change in the labelling to differentiate them from the NE Ironwolf Pro series. Perhaps this differentiation is the separate them for use in 24+ Bay servers (given the oddly open-ended ‘unlimited bay’ support on the spec sheets vs the ‘upto 24-Bays of the Ironwolf Pro till now). Typically NAS/SAN system that feature 24x and higher storage bays would have been urged to opt for the EXOS series (available in both SAS and SATA). Perhaps this is a means to open up and bracket the Hyper-Scale and Data Center tier up, as more and more medium-large business setup single/paired Rackmounts outside of the large-sclae cabinet settings of the past? It’s hard to say, as otherwise, what problem is a newer and more durable Ironwolf Pro drive solving?

One argument might be the growing question of workload ratings on HDDs vs Growing Capacities and how they are starting to result in reduced margins of durability. The general rule of thumb when it has come to Hard drives for 24×7 server deployment is:

  • Standard Class Server Drives (so, upto 8 Bays of storage, small-medium Business deployment) is 180TB workload a year over the 3yr warranty
  • Large Scale Server Drives (above 8 Bays and upto 24 Bays for Higher-end business and large-scale deployment) at 300TB workload per year over the 5yr Warranty
  • Enterprise/Hyperscale Server Drives (i.e Data Center, with theoretically limitless Bay numbers, factoring expansions and growth) at 550TB workload per year over the 5yr Warranty

Now the Seagate Ironwolf Pro 24TB is branded as a ‘Pro’ class drive (the middle one, above), however it arrives with a 550TB Workload rating, putting it well into the Enterprise bracket and treading on the toes of Seagates EXOS series – though lacking the SAS and Encryption options of EXOS options. However, the general rules of 180/300/550TB respective workloads on each tier begin to fall down a little when you factor that a 1TB drive that has a 300TB workload at 210MB/s performance and a 24TB that is also at 300TB workload annually, but 285MB/s max transfer will not only hit that workload limit quicker – but there is also the question of how this translates over time vs the available storage space and writes over time! Therefore the newer gen Seagate Ironwolf Pro ST2000NT001 Hard Drive arriving with 550TB/yr (alongside NT versions of many of the other lower capacities) does elevate this point somewhat for those users in between the Large Scale and Hyperscale/data center.

The 24TB in the ST2400NT001=2 is spread over 10 platters of 2.4TB each, made possible via the drive being helium sealed. This reduces potential internal drag and friction between platters, maintains the balance and allows much thinner platters to be used. Spinning at 7200RPM, the platters feature dual-plane balancing (known as AgileArray) also time-limited error recovery (TLER), which ensures the drive reading head isn’t delayed in intermittent read errors and can restart quickly to increase access when needed.

The 10 platters spinning at 7200RPM are also accompanied by 256MB of caching on board, which really surprised me, giving most of Seagate’s competitors have hit the 512MB cache level at this capacity tier. Having half the chance of its rivals does not seem to diminish both the performance or the sustained performance either.

As mentioned, the Seagate Ironwolf Pro HDD series only arrives in SATA. Although I can understand that Segaate does not want to overlap TOO much with their EXOS range that they already have done, there are an increasing number of SAS NAS solutions arriving on the market (with both Synology and QNAP both increasing their range of solutions in this direction noticeably for their 2022/2023 generations). Yes, users could just go for a suitable SAS EXOS option, but then they lose out on the Rescue Data Recovery services and Ironwolf Health management on the drive.

Overall, any improvements or changes in the build/construction of the Seagate Ironwolf Pro 24TB ST2400NT002 HDD over the rest of the range and/or the previous NE version are all internal. We have to take Seagate at their word on the effective doubling of the durability rating, but given their pedigree in the EXOS enterprise series, I have little doubt in this. Although the Ironwolf Pro 24TB is not the only NAS drive in the market right now that is breaking the 24 Terabyte level, it does arrive with a couple of things that many others don’t that we should cover – the included Data Recovery services and the Ironwolf Health Management tool for NAS for a start. But MOST IMPORTANTLY, the Seagate IW Pro 24TB is CMR (conventional Magnetic recording) and not SMR (Shingled Magnetic Recording – that latter of which is what the bulk of other NAS brands offer drives at this scale in. However, larger scale storage users will always opt for CMR drives and Seagate (unlike WD) have done a fantastic job of ensuring all their NAS drive series are CMR.

Is Seagate Ironwolf Health Management and Rescue Recovery Services Worth Caring About?

For those that are not aware, the Seagate Rescue+ package is a data recovery service that is included with your Ironwolf and Ironwolf Pro drives that, alongside your 3/5-year warranty, includes an additional 3 years of data recovery services. What that means is that if your drive fails through no fault of your own within reason (so, no, not smashing it with a hammer), you can send the drive off to the Seagate recovery labs and they will try to get that data back. From accidental deletion, all the way through to mechanical and forensic level recovery, this is an impressive inclusion! You should still factor other safety nets in your architecture (backups, UPS, RAID, etc) but given the cost of data recovery services (costing anything from hundreds to thousands of pounds), this is a very, VERY useful inclusion when you need it. This plus an already normally lower price point than Pro series drives in the WD Red series means that the Seagate Ironwolf hard drives still manage to be the better value choice for alot of users, especially when including the Rescue recovery included. They are also the only 3rd party NAS hard drive brand that has a tool to monitor drive health available on practically ALL the NAS software GUIs in the market, in Seagate Ironwolf Health Management. Here is part one of a two-part video series on the NASComapres YouTube channel were we showed the Seagate Rescue Recovery service (arguably, in a very extreme fashion!):

You can find out more on the Rescue service and its Pros/Cons in the video below. Otherwise there is another video detailing a guide on what to expect from data recovery costs/fees etc in a video from 2021:

Seagate Ironwolf Pro 24TB Hard Drive Review – Testing

Testing the Seagate Ironwolf Pro 24TB is going to be performed across multiple methods, but still rather unconventional. This drive is designed for deployment in large # Bay servers, but although I have several NAS in the studio that could accommodate this frequency of drives, I do not have sufficient Seagate Ironwolf Pro 24TB units. Therefore the testing I have conducted are all examples of single-drive performance. These will include several PC testing sessions using popular and recommended storage testing applications and two NAS tests involving Synology and QNAP.

  • Windows 10 Pro Desktop System
  • Intel i5 11400 Rocket Lake – 6-Core 2.6/4.4Ghz
  • 16GB DDR4 2666MHz Memory
  • Intel B560M mATX Motherboard
  • OS Storage, Seagate Firecuda 120 SSD
  • Test Hard Drive connected to a Sabrent USB 3.2 Gen 2 10Gb/s external dock
  • Synology test was conducted on a DS923+ NAS using the system’s own benchmarking tool

These last tests are important as not only is the Seagate Ironwolf Pro 24TB HDD designed for NAS use, but also at the time of writing neither brand lists this hard drive as compatible. There is more to this though that I will touch on later.

The first test involved using CrystalDisk. I performed tests on 1GB, 4GB and 16GB test files, as well as mixed 70/30% R/W. The results were consistent and largely lived up to Seagate’s claims here.

The next test used ATTO disk benchmark and this one used a 256MB, 1GB and 4GB test file in the same windows PC test environment. However, I also included the IOPS. The random 4K operations of a hard drive will typically be hugely dwarfed by those of SSDs, but enterprise HDDs and pro series drives still tend to rate noticeably higher than domestic HDD and standard-class NAS HDDs on this score.

In order to conduct a windows performance test, I copied 20GB of mixed files over to the drive as a separate disk. The result was consistent performance and the transfer, averaging at 205MB/s on the windows transfer overall and peaking at 260MB/s. Although this is lower than the transfer rates stated by Seagate and in the synthetic tests above, this is perfectly understandable when dealing with this high volume of small/differing date, compared with the largely Sequential Data tests stated elsewhere.

20GB Windows Transfer

Synology NAS Testing with the Seagate Ironwolf Pro 24TB Hard Drive

Now, before I move on to the NAS testing. It is worth highlighting a couple of important factors with regard to the Seagate Ironwolf Pro 24TB and the support available from each NAS brand I am focusing on for the testing. Now, Synology is the ONLY NAS brand in the market that also has its own first-party HDDs available to users too. These are Originally Toshiba Enterprise-grade produced hard disks that have had a Synology-specific firmware applied to them. Now, why is this relevant? Well, because some larger-scale Synology products in 2021 onwards do not list other 3rd Party HDDs as compatible. Even then, if you look up some of the older 2020 released NAS drives currently in the market (such as the DS920+ for example), they DO list HDDs from the likes of Seagate Ironwolf (and their EXOS and Skyhawk series) BUT they do not list drives larger than 18TB at the time of writing. This is an odd stance by the brand, when larger-scale 24TB and 22TB hard drives are available in the market and designed for NAS.

If you install an HDD or SSD inside a Synology system with the latest version of their software platform DSM, but the HDD in question is not on the compatibility list, you are greeted by a message that will detail that the drive is not recommended in the storage manager.

You can still use the HDD for Storage Pools, Volumes, Hot-spares, etc, but it is an oddly jarring message for some. Of course, this is the current compatibility of this HDD at the time of writing and may well change in the future as further HDD capacities arrive and additional compatibility testing takes place.

Nevertheless, you can still push through this warning and proceed to test the performance of the Seagate Ironwolf Pro 24TB HDD from within the Synology Storage Manager. Here are the results.

Noise Testing the Seagate Ironwolf Pro 24TB NAS Hard Drive

This is something that is often overlooked when users are getting excited about bigger and bigger HDDs entering the market and the Seagate Ironwolf Pro 24TB is no exception to this – NOISE! Because of the sheer scale of hardware that is getting packed into these larger capacity 3.5″ HDD casing and the more industrious hardware inside that needs to perform 24×7 durably, operational noise is unavoidable. Once you exceed around 8-10TB (HDD brand dependant), the increased platters and heavier duty actuator/arm mechanism needs to be a grat deal more reactive (due to the larger space that is needed to be covered ad-hoc. The Seagate ST2400NT002 24TB is a pretty spot-on example of this and although you are getting some great performance, it is achieved with a large amount of mechanical work under the bonnet. Now, if you are running a larger-scale data center/rackmount style setup, this is not going to be much of a barrier. As those kinds of server will have multiple fans and use horizontal pressure fan cooling – so they will be much louder than the drives! However, in more modest 4-8 Bay desktop NAS systems, its a different story, as these use smaller/quieter fans and alongside being more conductive of vibration, the noise of these drives in operation will be a great deal more obvious.

Here is an example of four Seagate Ironwolf Pro HDDs in a Synology DS923 4-Bay NAS, running an intense 4K IOPS benchmark on the drives (likely the LOUDEST THING you will ever hear, so this is not truly representative of idle/standby/low use):

If you want a better idea of typical operational noise and noise when booting the drive with the Seagate Ironwolf Pro 24TBs, watch the middle portion of the YouTube review HERE. Regardless, if you are sensitive to noise, will be in close proximity to the NAS device (direct 10GbE editing?) and will be running a smaller scale NAS system – then these new 24TB HDDs might not be quite your cup of tea!

Seagate Ironwolf Pro 24TB Hard Drive Review – Conclusion

There is no denying that Seagate certainly delivers on the prompted storage and performance that they have stated for the  Ironwolf Pro 24TB NAS hard drive. This alongside fully tested and confirmed compatibility with Synology (though not by Synology themselves) devices means that you have a drive here that can turn any 4-Bay NAS into a staggering 96TB server in RAID 0 and 72TB RAID5 Storage data monster – let alone once you start thinking about rackmounts and hyperscale. The pricing of this 24TB is understandably high, but as always, when you start crunching down the ‘Price Per TB’, it ends up landing comfortably in the same region as other Pro class drives of a smaller capacity. As mentioned previously, I particularly appreciate that the workload discussion surrounding ‘Pro’ Class drives at 300TB/yr vs rapid HDD capacity growth is being addressed here with a 550TB/yr version to rival that of ‘Ent’ class drives – whatever the reason/motivation. With capacities getting higher and more ‘eggs being placed in baskets’, the durability of each individual drive in an array grows in importance, so the shift of these PRO class drives towards an ENTERPRISE class workload should be positively noted. The value of the Ironwolf Health Management tool is going to be something of debate and the inclusion of 3yrs data recovery services is a nice extra that (with any luck) few will need to use – but better to have them and not need them, than visa versa. As HDDs continue to increase in scale and Seagate (among other brands) continues to outline their plans to hit 50TB (so, halfway there with this one!) by the end of the decade, the Seagate Ironwolf Pro ST2400NT002 is another good example of an HDD that finds a sweet spot between price, durability and value. Just be aware that this is a drive designed for large-scale use and that means high operational noise and higher than typical power use than non-Pro and smaller cap drives!

PROs of the Seagate Ironwolf Pro 24TB CONs of the Seagate Ironwolf Pro 24TB
  • Very Good Price Point vs WD Red/Red Pro
  • Industry Leading NAS HDD Capacity
  • Data Recovery Services Included (3yrs)
  • 550TB/yr Workload & 2.5M MTBF
  • 285MB/s Transfer Speeds
  • Impressively CMR, when most other drives at this Cap are SMR right now
  • Ironwolf Health Management Inc.
  • Seagate Secure Onboard
  • Consistent Performance
  • Noisy!!!
  • Definitely Cannot have Just One
  • Higher Standby/Idle Power Use
  • Tipping point vs SDDs

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      Seagate 24TB Ironwolf Pro NAS Hard Drive
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      585 thoughts on “Seagate 24TB Ironwolf Pro NAS Hard Drive Review

      1. When planning my farm deployment and calculating space needed for all the cameras with 90 days of storage I still have to compromise on how I run the cameras. As for planning the purchase, the cameras are going to outstrip the drive cost. It’ll take years to get it all. I haven’t even bought the land yet, and have been collecting components as I can and testing them out around the house. I’m planning for a RAID 5 will lots of drives. The thing I want to know is what is the rebuild like if one of those craters?
        REPLY ON YOUTUBE

      2. When planning my farm deployment and calculating space needed for all the cameras with 90 days of storage I still have to compromise on how I run the cameras. As for planning the purchase, the cameras are going to outstrip the drive cost. It’ll take years to get it all. I haven’t even bought the land yet, and have been collecting components as I can and testing them out around the house. I’m planning for a RAID 5 will lots of drives. The thing I want to know is what is the rebuild like if one of those craters?
        REPLY ON YOUTUBE

      3. When planning my farm deployment and calculating space needed for all the cameras with 90 days of storage I still have to compromise on how I run the cameras. As for planning the purchase, the cameras are going to outstrip the drive cost. It’ll take years to get it all. I haven’t even bought the land yet, and have been collecting components as I can and testing them out around the house. I’m planning for a RAID 5 will lots of drives. The thing I want to know is what is the rebuild like if one of those craters?
        REPLY ON YOUTUBE

      4. A rough back of the envelope calculation shows that the cost per capacity of the various drive sizes is almost linear these days. 1x32TB stores the same as 8x4TB drives for just about the same cost per TB. The only difference you get is a smaller physical footprint and lower energy use.
        REPLY ON YOUTUBE

      5. I have four large capacity Exos drives in a very old, and heavy, steel case. The drives are barely audible when hard at work. I’m glad I didn’t purchase new plastic garbage for my NAS.
        REPLY ON YOUTUBE

      6. i had to put my drive banks in another room because i have 14+ of them so when its reading/writing it will keep you up at night. you could even go as far as to frame a sound proofing cage with filtration and airflow just to dampen it down. also the vibration is transmitted via surface contact so what i did is on the rack i put foam rafting at contact points and it really knocks the sound down.
        REPLY ON YOUTUBE

      7. I have 24 WD Reds running raid 6 had them running 24/7 for 12 years the still claiming they are good for over 100 days.
        I could replace them with newer drives but am a firm believer in if it ain’t broke don’t fix it.
        REPLY ON YOUTUBE

      8. My question is how long those rebuild times are on a system like this. How long does the UnRaid rebuild take? TrueNas resilver on an 80% full RZ1? Proprietary nas ones?
        I love the larger sizes but I can’t imagine them being usable in real world applications for home users
        REPLY ON YOUTUBE

      9. When you want to migrate from one NAS hardware provider (for example Synology ????) to a different provider you of course need to make a data backup. Sensible advice would be that you should have a backup anyway, but when you have a 4 bay with 10tb drives in them that’s a lot of data. Perhaps a home user use case for these large drives is to support transitioning hardware and providing NAS RAID backups.
        REPLY ON YOUTUBE

      10. The real barrier for me is that write speeds aren’t keeping up with capacity, and I said the same when those goofy 30+TB SATA SSDs launched a few years back. Resilvers are already obscene, so I can’t see myself going beyond my current 16TB drives. I’d rather scale out than up, for my own sanity. For those of us with big Plex/Jellyfin servers, I’d sooner grab large enterprise SSDs and slap them in a mini-PC than trust the rust.
        REPLY ON YOUTUBE

      11. Do they make an external flavor of these yet? I buy movies/tv series and shrink them and store them on external drives for instant playback and to save the original discs from use.
        REPLY ON YOUTUBE

      12. An interesting metric for these big drives is “time to fill” or “time to sync”. My back of the envelope maths gives a fill/sync time of 1.2 days minimum. That’s a long time to hope you don’t have another drive fail. Or conversely a long time to make a backup of the disk.

        Not impossible of course and there’s for sure still uses. I was just hoping that by the time we got to drives this size the transfer speed would have kept up with the capacity growth.
        REPLY ON YOUTUBE

      13. What size does the noise start? My internal firecuda 8 TB drives cannot be heard by me and my 14 TB external seagate is pretty quiet although it does not get worked hard.
        REPLY ON YOUTUBE

      14. Brilliant video. When you say “big boy” drive bay during the power discussion, can you give an example? Are you talking something other than QNAP, for example?
        REPLY ON YOUTUBE

      15. If I combine all the hard drives, I use on my PC I have about 36tb…. All in use, I have maybe 6tb left! But the problem is that you need another hard drive to back it all up to …. And then another to back up that back up because the huge hard drives often have the higher fail rates! So I’m glad to see these massive hard drives are on the scene, but really it would take weeks to back all of that up on sata no matter what the manufacturer might claim. The amount of work you would lose in that time is insane so you’d need a second pc / whatever in that time! Or to make it viable timewise, you would need a few custom M2.nvme setups… I think my point here is that when we look at those old adverts which have insane prices for 10 MB it’s actually quite comparable to the amount of money / time and space we have now it’s just that the files we have now are so big. Although obviously it’s better now for most users! ???? rant over sorry haha
        REPLY ON YOUTUBE

      16. Too much space? No such thing. Such capacities make it plausible to implement replication of data in a confined space and with lower power draw requirements. Sure it takes longer to fill, etc. but it’s not a race to fill a disk – it’s a race to cater for a certain capacity of data. The full disk DST I perform on a new install is one of the only times I ever address the entire disk in practice.
        REPLY ON YOUTUBE

      17. I’d rather have an SSD NAS when the cost of 8tb nvme ssds hit the same prices as those 4tb Lexar drives on prime day I’ll be buying a bunch of them
        REPLY ON YOUTUBE

      18. Around the time 20TB came about, people were suggesting not to get them. Unless your data protection strategy doesn’t depend on any form of RAID. Rebuild times were much too long, multiple days, to make causing failure of other drives a low enough risk in the process. Large drive counts also do better with less overall platter and other mechanical component weight, individual drives last longer and use less energy.
        REPLY ON YOUTUBE

      19. I remember being over the moon when given a second hand 10 MB drive for a PC. Thought I’d never run out of space! Having had occasional drive failures over the years I’d argue that there needs to be a balance between number and size of drives that takes into account the cost of a singe failure and the effort / time required to get things back to normal. I wonder what the power consumption / noise level would be like with a 30 TB raid composed entirely of those old 10 MB drives. ????
        REPLY ON YOUTUBE

      20. I remember me and my dad opening a BBC micro and installing the (£100) DFS kit so you could use a floppy disk drive with the machine. I’ve forgotten how much you could store on a 5¼” floppy disk.
        REPLY ON YOUTUBE

      21. 16 is my limit. I run Jellyfin on Windows. Shut up dorks, I don’t care about your ‘windows sucks’ opinions. I use that machine as my server as well as an emulation machine and I’m not interested in learning a new OS that may or may not accomplish the variety I demand. Anyway, listening to these things fire up and resync constantly is annoying as hell. The noise itself doesn’t aggravate me much, but knowing that wear and tear is happening crawls right under my skin. It is constant. If there’s a power outage, that’s three days of grrrrskskskskskkskkhmmmmmmmmm. Now I am considering moving emulation to a minipc and then convert the Jellyfin machine to TrueNAS and shove it into a closet, but thats dependent on ebay. The biggest reason for the Truenas switch is the lack of decent raid options within windows. Spaces’ parity scares the piss outta me so Im runnin dual 16tb raid1’s which of course is awful space util.
        REPLY ON YOUTUBE

      22. I started off with a 20MB RLL drive in my 286 … (not counting the floppies in my Apple //c) … that didn’t last ling, then 40MB (surely enough) … 120MB … 500MB … wow a 1GB drive! Bugger my 40GB is full … nice 250GB … need that new 500GB … hey, 1TB, noone can fill that. Bugger my 18TB is getting full … never enough, never, ever
        REPLY ON YOUTUBE

      23. I have several Exos 14TB drives and it takes hours to copy my Steam library from one to the other. That’s at external USB speeds though. I can’t imagine moving 30TB of crap. It would probably take a couple days just to populate the drive for the first time.
        REPLY ON YOUTUBE

      24. Disappointing to see the read/write speed so stagnant. I have some 14tb exos drives and they bench around 270-280Mb/s for read and write. I guess they have packed the tracks closer together but not improved the linear track density.
        The exos drives are server orientated so noise is not a consideration; they could make quieter large drives at lower rpm (e.g. 5400rpm instead of 7200rpm) with less aggressive seeking.
        REPLY ON YOUTUBE

      25. My first PC was a home-built 8080A system running CP/M. After a while i got a 15MB hard-drive for it. I partitioned it with 2 1MB partitions for system and work area and a 8 MB for general storage leaving 5MB unpartitioned. I never needed to take that 5MB in use.
        Now-days i am mostly buying used disks as you can get them very cheap so most of my disks are in the 4 to 8 TB range. I have one 18TB for off-site storage but that about it with the larger ones.
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      26. I remember my dad ordered me a massive 40mb MFM drive for my AMD 80286 27Mhz! And when the package was delivered it was a 177MB SCSI drive! So the question was, send it back or buy an Adaptec 1542B SCSI controller. I ended up having more storage than most DCs at the time ????
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      27. i tried to add a Seagate Exos X20 ST20000NM007D to my Synology DS1621+ It could not detect the disk, so i ended up using it in my workstation. also when exceeding these sizes other issues comes up. Microsoft store does not support that large drives. so you need to add smaller partitions. and the same goes for bitlocker, that has its limitation of partition size. that are the root cause why microsoft store does not work, as the license is protected by bitlocker technology
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      28. Moving to EXOS drives a few years ago was the best thing I’ve done with HDD. I’ve never placed my server or NAS in a bedroom or living area so noise is not an issue and runnings costs are negligble, something like AU$20 extra per annum compared to “NAS drives” which cost more to buy in the first place. Thanks for sharing
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      29. There is nothing in PC hardware I enjoy less than buying hard drives. Because it’s simply the worst component you can ever try to research. I have to open hundreds of tabs tracing down, searching and trying to make some genius reintegration of failure rates prediction to figure out if the exact specific disk serial number I am getting is potentially going to be a bad batch in the future. This is very easy to mess up and be totally clueless about. And every time I go to buy disks again (4 years later or whatever), all the knowledge is invalid and the research must be done carefully from scratch. I would rather not buy any disks, I do not enjoy this *at all*
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      30. Very interesting. I didn’t really think about the power consumption.

        I have been around PCs for a long time. I remember my first PC. I had to pay $200 for 2 megabytes of RAM to get Windows 3.1 running.

        I just bought 2 12TB drives for my UGREEN NAS and set them up as one large drive for my TV/Movie collection. I have everything (6.5TB so far) backed up to removable drives so I didn’t use RAID.
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      31. the bigger and cheaper storage becomes the less priority is given to efficiency of coding eg the increase in capacity required by windows os from win 3 to win 11.also i am loath to use the full capacity of usb sticks as the danger of losing all that data worries me too much.
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      32. I mean as a backup drive used in a rotating setup (rotating the whole disk not the platter ;))… I mean hell yeah.

        But with actual permanent connection to a system? No thanks. If you’re optimistic, rebuild times for one of these babies is in the neighborhood of two full days. So you need raid6 or raidz2 otherwise you’re jeopardizing your sleep.

        So at a minimum 4 disks which would not just probably cost an arm and a leg but what the hell does one do with 60TB spinning rust space? There isn’t that much mediocre entertainment content out there, much less good one.

        My homelab sips under 200W including the switch. I have two raidz1 vdevs with 6 2TB spindles each. Granted, it takes not hoarding every bit of media I can get my grabbies on but frankly, emby gets cluttered, too, with too much stuff in there. It gets hard deciding what to watch as it is. So I have like 14TB usable space all things said and done and frankly, it’s nearly half empty.
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      33. One is a Seagate EXOS Enterprise drive.
        One is a Seagate Ironwolf Pro drive.

        Both are CMR based drives.
        Both have similar read and write performance.
        Both have similar noise levels.
        Both have similar power consumption.

        So what’s the difference between them? How should someone choose?
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      34. As soon as you started the section on “will these drives work in turnkey NAS solutions”, I was sat here patiently waiting for Synology 2025 to be mentioned. Haha
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      35. Why would you need to buy two or lose half the capacity? Obviously you have backups, so there is no need for RAID. One drive like this plus Backblaze is perfect combination.
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      36. I remember thinking I’d hit the big-time of IT way back in the mid-eighties when I was set to work on a system with an enormous 20Mb hard drive! Oh, how things have changed 🙂
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      37. Just saying: seeing hands moving around the standup expensive hdd, do worry that of accident by hands. Would it be a beautiful moment that thse hdd can be securely standing up with simple fixture like phone holders. Cheers ????
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      38. I just purchased 6x’s 24tb ironwolfs for my ugreen 6800 pro, I have the 6 bay AI version on pre-order, looks like I’m getting 6x’s 30tb now for the AI Ugreen NAS once that comes out in September, and using the old one for a backup.
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      39. seeing the promise of 30 terabyte hard drives finally come to fruition does in fact put a smile on my face I know most people would agree that a drive like this is too many eggs in one basket but for The Chronic data hoarders such as myself it’s time to build a new server
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      40. It depends on what you are paying if you get a box it can work out cheaper ….the 24TB’s are about 30% off if you buy a dozen at a time ….12 of these in a Terra-master 12 bay in Raid 6 makes a decent media storage device I think …16 of these in a Ubiquiti enterprise maybe not so much …we need a new kind of raid that lets us pick how many drives of parity we have.
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      41. Let me stop you right there. They are serial ATA drives. Raid 1 or 0, you are only at ~60 or 30TB. I can’t imagine the pool would be over software limits and SATA has been around over 20 years.

        Did expect they wouldn’t work?
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      42. “Is it too many eggs in one basket?” Given my experience with Seagate drives I’d say “not really” if you have at your data backed up on two more 30TB Seagate drives.
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      43. I’d think of the power issue this way. If two 30TB drives consume less power than three 20TB drives, your energy cost per TB of capacity is lower.

        What I am somewhat puzzled about is that if the 30 TB HDD has the same number of platters and similar performance specs as a lower-capacity drive, it really shouldn’t be drawing much more power. That doesn’t make sense to me… unless the HAMR/EAMR component is consuming more energy that I expected during writes. If that is the primary reason for the disparity, I suppose I can live with that, since such high-capacity HDDs are generally for me, WORM storage devices.
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      44. I would totally buy a drive like this. I get the argument it might be too many eggs in one basket, but once it’s adding less than 1/3 capacity to the spinning rust pool that issue goes away. I normally go for price per/TB but also have to factor in the hosting cost: drive bay, host node, network switch ports etc. I run ceph and replicate by host (not drive) so chucking one of these in a spare bay or a new node will be just fine. My main question is; is it PMR or SMR?
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      45. The only time so far my primary backup disk has failed was a 3TB Seagate Barracuda around 2014. According to backblaze, cumulative failure rate for that model exceeded 28% which is insanely high. Not buying Seagate disks ever since, switched to WD brand. My current backup disk is 10TB WD Red Plus, going to buy a replacement ~20TB WD Red or Gold.
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      46. Seagate announced 36tb drives some time ago … where are those? and kioxia has 122tb 2.5“ drives (very expensive, but the density is bonkers, when thinking of a 8bay petabyte)
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      47. As someone that puts their movies and music on hard drives and I do photography….well, 30TB isn’t squat. I have way more data than that and I want to keep it backed up. I’ve lost everything before.
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      48. Just cloning my old 6TB took too long when it started failing. In fact I had to retry 3 times before I managed to do it due to the drive screwing up.
        During recovery from the drive it had to be forced to reallocate 2% of it’s spares to finish the job. Before there was NO warnings in S.M.A.R.T at all.
        The drives are too slow for their sizes and they do not monitor the read data quality well enough to warn against data becoming unreadable until it is too late. Major fail.
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      49. I’m old enough that my first ever random-access storage device was 100kbytes. Now I have a 100Tbyte RAID, so that’s a factor of… a billion!

        It feels to me as though looking at the absolute numbers is unhelpful: it’s the numbers per Terabyte that matter. Will a 30Tbyte Ironwolf Pro consume less power than two 14Tbyte ones? It surely will.

        However, at the moment the sweet spot in terms of price per Terabyte is around 16Tbytes. And that price difference eclipses the lower electricity bill for one bigger drive. Besides, these bigger drives don’t look proportionately faster, so twice as many 16Tbyte drives will give better performance. Generally, the people with such gigantic amounts of data that space and SATA connections are at a premium know who they are.
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      50. Consider the sync or resync times of these disks in a raid 1 configuration failure situation, I bet the resync time post failure would be a week or more, and then your raid array and surviving disk would also be vunerable to to a further failure, especially if we consider the high load being generated by the resync task. Do such large drives make sense?
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      51. Thanks to a very understanding and patient partner, I’ve just been able to build a new home server with twelve of the previous biggest Exos, the 28TB version. And boy are they chattery. On spin-up or down they make all sorts of the exact kind of disconcerting grinding buzzy noises that those of us who were using hard disks thirty years ago would have said were clear signs of imminent terminal failure. But they’re not failing, they’re just… talkative.
        Based on twelve disks and a mains power meter, I can confirm the power figures presented here – they seem to use around 8-10 watts when spun up.
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      52. In my not so humble opinion you should never use these drives in a Raid 1 array. It’s just to darn expensive. R5 or R6 with at least 8 drives is where these start to make sense. But I’m a bit biasd as I have built large storage servers for a living. Just how large a storage server can be today is pretty amazing. The first hard drive I bought for my own machine was 30 MB, if I remember correctly. It was a 5.25″ full height drive. A large one in other words, and I had to house it in a ISA expansion chassis with two meters of SCSI cable going to the SCSI card installed on my A500. And no, it could not boot from that drive as this was before Comodore released firmware that could do things like that. If I remember correctly it cost about $500 and that was extremely cheap. Turned out that a company selling large amunt of computer parts suddenly found a few pallets with these drives and no one said they had a customer for them. So they sold them real cheap to whoever took them all. That man then resold them to people at less than half the normal price and still made a buck. The funny thing is that about a day after I ordered a drive and he sent it to me someone that had been on vacation started asking where all the drives he had bought for a customer were. So the retailer bought back all that were left, and they payed more for them than they first sold them for.I bet they still had something like 10% profit on the drives when they were sold to the inteded customer, but I got mine cheap.

        But at work I got to play with the big boys. I remember building a server and setting up the raid array, running some benchmarks and calling Adaptec to see if the performance was what it was supposed to be. Turned out the array was larger than any they had tested and the performance dwarfed their own best benchmarks.
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      53. I have huge audio sample libraries (Kontakt and Sound banks for VST Instruments) and recently also got myself messed up in Ai LLM models that are just as large and storage hungry as my sample libraries. My case is a Fractal Define XL with loads of HDD bays, my mobo (Asus Creator) only has 4 SATA sockets but also 2 NVMe sockets (filled with 2x2Tb Samsung 990 Pro’s) so I had to add a LSI SATA Raid Controller into the mix so now I have 8 SATA sockets which I have connected a mix of Seagate 8Tb Ironwolf and Skyhawk drives. Would I swap all 8 drives for say 2 30Tb? absolutely not, not even if I had 3 in a Raid configuration cos I would really need 4 and that would be cost prohibitive (3 for the Raid and a hot spare). But the same goes for the 14Tb drive, they too are just not cost effective so for now I have stuck with 8Tb so long as there all 7200rpm speeds. Since the AI models load into VRam on my GPU and I could transfer over the sample libraries I need to the NVMe as needed the hard drives are simply storage/archive so I am not concerned about them dying on me, I can easily download the data again if I needed to. Some might say but what about the cost of running all 8 drives? Simple, they usually spend most the day sleeping only waking up when I request access to them. I can understand why some might use a NAS box but for me, I just share folders over my network. But I have recently reached a point where I will need to add more drives or buy larger ones and that is something I am still debating or I simply start to be ruthless and delete data I rarely if ever use, which I know would amount to a lot !!! To me data is like a book, you buy it read/use it once and then put it away and probably never read/use it again unless its something you regularly refer to like a recipe book and yes some specific sample libraries and now some Ai LLM models and yes I also have a Music and Video library but to be honest they probably take up in total less than 6Tb between them so hardly an issue in the grand scheme of things and all things considered. At around £160 a pop the 8Tb don’t break the bank but for the 14Tb ok they only do 16Tb now and they are over £300 and for 30Tb your looking at £600 like WTF I could have 4 8Tb for that. Imagine loosing the data on a 30Tb drive? and you would really want 4 of them costing a whopping £2,400? Feck that
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      54. I am familiar with the physical property of Helium – it is a very slippery substance which can leak thru seals which will retain other gases. Once the Helium leaks out I wonder how the performance will change.
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      55. I’ve got four 20TB Seagate Exos drives in my four bay unraid server and I love them. They are a bit loud, but the server lives in my office so it’s no big deal.
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      56. I’ve got four 20TB Seagate Exos drives in my four bay unraid server and I love them. They are a bit loud, but the server lives in my office so it’s no big deal.
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      57. I’ve considered one of these for my offsite backup, I wouldn’t need 2 since this is just my 3rd copy of the data, offsite in case there’s a fire… First copy is my redundant NAS full of 8 and 10 tb drives, second copy is an external drive that is plugged in once a month or so for an offline copy…
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      58. I’ve considered one of these for my offsite backup, I wouldn’t need 2 since this is just my 3rd copy of the data, offsite in case there’s a fire… First copy is my redundant NAS full of 8 and 10 tb drives, second copy is an external drive that is plugged in once a month or so for an offline copy…
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      59. I think at these drive sizes it starts making sense to have a hot spare ready. Let’s say I have an 8 bay nas with raid 6/shr2 two disk failure and upgrade everything from say 18tb to 30 tb drives. With an 8 bay I’m losing 2 disks’ capacities for the raid failure. If I give up a third bay slot for a hot spare, keeping raid 6/shr2, the extra capacity I’d get from upgrading the other five bays to 30 still gives me a good positive gain in capacity, with 2 disk failure, with hot spare. I’d rather have a twelve bay with 2 disk failure and one hot spare but I don’t. Not sure it makes sense on smaller bay devices. I don’t like the idea of going to raid5/shr1 for one disk failure but maybe that with one hot spare would also be a viable option – don’t like it but might be ok…of course that’s when you’ll get that rare occurrence of having two disks fail at the same time.

        I think the best scenario with these bigger drives is have them all in one nas that is the backup to other nas devices and use 1 disk failure or no disk failure since it’s a second copy of another nas with 1 or 2 disk failures.
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      60. I think at these drive sizes it starts making sense to have a hot spare ready. Let’s say I have an 8 bay nas with raid 6/shr2 two disk failure and upgrade everything from say 18tb to 30 tb drives. With an 8 bay I’m losing 2 disks’ capacities for the raid failure. If I give up a third bay slot for a hot spare, keeping raid 6/shr2, the extra capacity I’d get from upgrading the other five bays to 30 still gives me a good positive gain in capacity, with 2 disk failure, with hot spare. I’d rather have a twelve bay with 2 disk failure and one hot spare but I don’t. Not sure it makes sense on smaller bay devices. I don’t like the idea of going to raid5/shr1 for one disk failure but maybe that with one hot spare would also be a viable option – don’t like it but might be ok…of course that’s when you’ll get that rare occurrence of having two disks fail at the same time.

        I think the best scenario with these bigger drives is have them all in one nas that is the backup to other nas devices and use 1 disk failure or no disk failure since it’s a second copy of another nas with 1 or 2 disk failures.
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      61. Hi thank you for this review. Living in a appartement I am really scared of the noise. I need to upgrade a grape of 5 4 tb disk. I think I’ll keep my plan with 18 tb drives.
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      62. Hi thank you for this review. Living in a appartement I am really scared of the noise. I need to upgrade a grape of 5 4 tb disk. I think I’ll keep my plan with 18 tb drives.
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      63. Does anyone know why the EXOS drives have this annoying loud rattling sound every once in a while when idle? All of them make this annoying sound. Does the head need to be “shaken and stirred” regularly?
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      64. I have many EXOS. But recent shopping reviews seem to indicate lower quality and more problems? Not sure what is the actual situation. I “need” to buy another EXOS (older ones from years ago probably should be retired and they have way less capacity).
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      65. I remember the day that an IBM XT with a huge “never to be filled” 10MB drive arrived in the office. Prior to that we’d been swapping 5.25″ floppy disks as required.
        Of course currently these new drives are pointless unless they get the Synology stamp of approval.
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      66. My first HDD was 30 MB in my XT computer, I still have both :). My desktop has besides a 512GB nvme; a 2TB drive with a 128GB SSD as L2ARC/ZIL cache. My Sandy Bridge laptop has a 2 TB SMR HDD, I use it mainly as ZFS backup server. SMR????????. The replication runs, while I sleep. The advantage is, at home and on the road I have exactly the same data and VBox VMs ????. During my holiday in Belgium the i5-2520M from Dec 2011 did even run and update my Windows 11 VM, without any issue, it only took >2 hours. My 2nd backup are 4 USB HDDs 3.5″ IDE (320 GB); 2.5″ SATA (320 + 320 + 160 GB).
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      67. We often forget to value our time – rebuilding / migrating from smaller drives will be more expensive than to start out with the largest affordable drives from the beginning!
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      68. With how big files are now getting I would argue that these drives aren’t even big enough for your average data hoarder.

        Anyway, Something I wanted to highlight that you mentioned in this video is about just how loud these large capacity, 12TB, 14TB, 16TB+ HDD’s from both Seagate & Western Digital happen to be
        My existing 4TB CMR WD Red HDD’s from 2015 are Whisper Quiet compared to these new drives.
        These new BIG capacity HDD’s are so loud and clunky in fact that I actually RMA’d my first 16TB Ironwolf Pro HDD from Seagate, strangely they did confirm the drive was actually Faulty and sent me out another drive, but the 2nd Drive was just as loud, it just clicked less often and less loudly, luckily the replacement drive has so far been just fine and has treated me well.

        I dread to think how loud a system full of 4, 8, 12, 16+ of these HDD’s would be, I certainly would never risk installing them into a chassis that used rigid mounts for the HDD screws, you 100% want to have rubber (or plastic) shockproof mounts or suspended mounts to protect from cross vibrations, those mounts would need to be rigid too since these BIG Capacity HDD’s have a lot of momentum behind them once they get spinning.

        Personally I am now more inclined to switch to SSD’s for my storage needs, buy pricing on those needs to drop by 25%-35% and capacities need to expand way past the ridiculous 8TB limit that Consumer drives seem to have right now.
        Back in 2017 when 1TB SSD’s started becoming accessible at reasonable prices I was hoping that by now we would have 16TB SSD’s for around the £400 price point and 16TB HDD’s at around the £180 price point, but that hasn’t happened, all I care about is the raw price the item sells for and not it’s value in relation to inflation.

        Either way, the consumer market still seems to top out at 8TB, and not many options exist at that capacity, I’m not sure why it’s so bad since games now average 100GB – 400GB per game for the popular Triple-A releases, GTA V, Call Of Duty, Etc. Even if those are not the games I play they do represent a trend in games getting much bigger in size so we should be demanding more storage density, and, more storage per dollar.

        I guess I’ll see what the future holds, maybe by the time all my HDD’s die the price of SSD’s or other newer storage formats will be such that I won’t need to ever think about HDD’s ever again.
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      69. Ages and ages ago, I was able to snag a fiber channel cabinet with 192 9GB 15krpm drives in it plus all the FC switches and cabling to actually use the whole thing. At that time, every single thing about that setup was exotic and expensive and there was flatly no way I was ever going to get multiple ~70GB addressable volumes like that, so of course I actually used it for a while. Let me tell you this: I could hear that thing over my SHOWER and through multiple walls, 60m away. I didn’t leave it on unless I was using it and I did eventually find someone to sell it to, but if you’re complaining about IT gear running at 50db, I’d like to introduce you to literally any switch meant to live in a contemporary datacenter.
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      70. I can’t really ask you for that, but I would like to know how long it takes to rebuild (let’s say 80% filled) RAID5 array with those 4x30TB HDDs – would it take less than a month?
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      71. I think it can serve as reasonable cold backup – given the fact many people have barely 30TB effectively usable NAS storage space, single drive like this can be utilized as “in-the-shelf” backup for the entire NAS – price is actually quite low compared to full-fledged 4x12TB (RAID5) NAS just few years ago,
        resilvering will be a huge pain, given the rather high capacity at rather slow I/O bandwidth, so I would probably not use those in a 24/7 NAS (not even in RAID1 or RAID10),
        but again, I could imagine using it as “just in case” backup for even something like 4x4TB NVME NAS
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      72. This THIS is the reason Synology’s move to only allowing their proprietary drives in plus products is so, so stupid.

        Seagate IS the hard drive standard. Not Synology.

        Synology, are you listening to us??
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      73. … my NAS has 4x4TB for 12TB total storage, and I am nowhere near filling it. I know I’ll eventually fill it, but I can’t see myself doing that any time soon. (I know content creators can fill that in a half day of shooting… very different use case :))
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      74. Hey Robbie, yes i agree the 30TB and even the Seagate EXOS X20 20TB ( i have 2 for testing ) drives cost an arm and a leg to get and then you bleed dry on the operating costs while using them, especially if you live in Germany ????????. I think for Homelab / NAS-Storage usage, you would have to go for something like Unraid, where you can set the spin-down delay to like 5/15minutes and use a “Cache” before the disks and the nightly mover, to save on power-costs. That way you get the “Storage-Increments” but dont loose massively money on it. I dont want to even think about an active array/raid where they run 24/7 … i would need a second job or so ????to pay power.
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      75. My DIY NAS can fit 12 mechanical drives. 3.5″ drives. If I buy 12 Seagate IronWolf Pro NT 20TB it would cost me 8100 US Dollars
        This 30 TB drives would cost me over 10000 US Dollars. I would run them in RAID-Z2 (RAID 6) I would loose 60 TB of raw space. Wow.
        Over 10000 US Dollars for 300 TB. Hmmm.
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      76. Whoever wants to keep serious data on these drives shall consider these two values:
        * 1 read error in every 10^15 bits read. This means, that reading your data for the fourth time, you will have read errors.
        * Since you are affected by bit rot, eventually you want to run scrub on the disk once a month. This means that from the overall write capacity of 550TB, you consume 360TB just for scrubbing. And second, even with optimal performance scrubbing a single disc may easily take one week – during which the performance of the disc is heavily impacted.

        So, in my opinion, if you love your data, and want to have reasonable performance, instead of buying just one or two of those discs, just by 5-9 of smaller ones and use RAID6 or Z2 / Z3 .
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      77. I love these massive drives …. I run my home server on a single 22TB EXOS drive. It’s getting a bit full now but it handles all my media, CCTV storage etc. pretty performant, relative low power usage, especially when you consider what you could use with 3 or 4 drives in a raid. I then have a second crappier server with basic CPU and low power and once a day i backup my main drive to a second. I’ve found its not that loud, although its in my rack, i wouldn want it next to my desk or TV though.
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      78. For me, most important is heat… as EXOS drives are bit hotter then others… when i have WD RED NAS 8TB, there was idle on like 33-35 degrees, with these EXOS im always on 44…. when raid sync was on-going for first time, i even hit 55 on one drive…
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      79. I have 8x6TB WD Gold drives, 2 vdevs with z2. Hyper-redundant; 3 of 4 drives need to fail for me to lose data. Suffice to say, I don’t think I’ll be switching to 30TB any time soon, because if a disks fail, I’d like to be able to rebuild the array some time within the same quarter… (hyperbole*)
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      80. Anyone who stores their UHD blu-rays as remux and/or does lots of video creation/editing very much need larger and larger drives. Especially as the vast majority of NAS you review have 8 or less bays, giving you only 6 spots if you want to have the redundancy. Does it take forever to rebuild? Sure but you are talking about something that should happen very very rarely and if you have the business need you are going to have redundancy so you have no downtime. Don’t care about noise as you don’t put it in your bedroom.
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      81. Every time I see that a next jump in size HDD’s come out, there are people getting apoplectic over the size of drives. “That is too much to risk…blah…blah…blah…”. As far as I am concerned, as long as you have a great RAID software / hardware, all that matters is how much you are willing to spend.
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      82. I was thinking about getting some larger drives, to put into a smaller enclosure, to run in a mirror. The alternative is to move the system into a different case, which I might still do, which allows space for more, smaller HDDs. This means buying a new case though, which seems a bit wasteful. It would make better use of my fractal define case, which currently has no HDDs in it, just nvmes. It came with a bunch of HDD cages, which isn’t that common these days.
        This is an attempt to move away from synology.
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      83. The non recoverable read error rate on these drives is 1×10^15, this basically means dont ever put these in an array with 1 parity drive such as raid 5, its just not safe any more,, make sure you use a 2 or 3 parity drive setup.
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      84. guys what do you recommend, I was planning to buy a nas or a das to have more storage (right now I have 2 drives of 12tb running on their on cases) but was thinking on what to do when I start to reach around 80% of the drives but I’ve seen that for most the das and nas that I found where I live just “supports” 16 or 18tbs, also my plan rightnow it’s just use it as second backup place so probably a das works better, also other question that I have is which raid would be better if I want to add more disks in the future, let say I bought 2 16tb drives but then I want to be able to add a third of the same size what should I use? I’ve read that raid 5 but wanted to confirm!
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      85. The only thing I go by is $ per TB, and anything over 22TB is too high currently. I am waiting for the prices to come down. OR I need to buy one of those 45 drive Stor units. The watts per drive are not what I would care about in those cases.
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      86. I used to write device drivers hard disks 5MB then a huge 10MB for well over £1000, for MSDOS and CP/M back in the early 80’s all in assembler, and then I wrote a network file system for SCSI disks talking upto 7 PC’s
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      87. NAS are not quite. At least not synology from my experience it feels like popcorn popping.

        If you put it in a pc case with rubber things that will reduce the noise by a lot.
        My 2 16TB EXOS are on an open pc on my desk, near my ears… they are not making disturbing noise.

        On the other hand, a 10TB WD Gold is in a plastic case NAS and it makes a ton of noise all the time.

        And I think your advice is super important- be responsible with this amount of storage. Raid, backup etc…

        But! The EXOS ones are indestructible for PC use. Nothing we’re doing with a PC will not hurt them like their meant to handle. So that is something to think about.

        BTW important tip – on black Friday Seagate sells huge EXOS disks in a very low price. Every other year I’m buying another drive – the 299$ EXOS one that is on sale. Last year it was 20TB if I remember correctly, this year I think it’s going to be the 24TB drives.
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      88. I had a friend back in 1980 who had a mainframe computer in his apartment.
        He told me he got a 10MB hard drive for $2400.
        I said “TEN MEGABYTES!!! How on Earth are you EVER going to use all that space???”
        I laugh now at the absurdity of my question now.
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      89. “workload – how much they are rated to have in terms of write every single year” – no, it’s not only write. it’s write OR reads. so basically measurement of mechanical wear.
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      90. Just last week I was thinking about how far we’ve come. Started with a 40MB harddisk many years ago. With current (SSD) speeds you can fill that disk in under 0.01 seconds. And with current HDD speeds you can still fill those 40MB in less than 0.2 seconds.

        Currently looking to replace my old server but have some trouble deciding on the best disk configuration. Want some often used data on ssd, but bulk/media on hdd. Must be easy to expand and not cost an arm and a leg for that. And trying to figure out what OS/system to use… TrueNAS, Proxmox, unRAID, HexOS, … must be relatively easy to manage…
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      91. I believe there are 128TB SSDs nowadays, I know there are at least 32 and 64TB models. Granted, they are basically not affordable for most people who are not in enterprises (as in 10’s of thousands of dollars/euros/pounds expensive), but they do exist. I still hope they will release 16TB SATA SSDs in the future (or M.2), but I have a feeling the market for those is way too small so it probably won’t happen. These huge SSDs are most likely going to stay enterprise only. I just bought a couple of 8TB Enterprise SATA SSDs (and will get a couple more later on) for my Aoostar machine (whenever they decide to send it) to have a (hopefully quiet) machine with plenty of storage so my HDD nasses can be quiet for most of the day.
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      92. My mum worked as a teacher, once in a while she attended conventions where they showed new tech stuff for schools etc and she brought home catalogues, I remember being fascinated by storage devices (Can’t remember if they were rack mountable servers or similar) with a whopping 1TB of space (when the word Terabyte wasn’t mainstream yet) costing 1000+ euros..

        Now you can buy 1Tb of flash storage for 70€ which fits in your pocket!
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      93. Since noise is vibration, these noisier disks do vibrate more. This cannot be good for the MTBF.. Best home use would be as backup disks, spun off most of the time.
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      94. My dad had a Mac Classic system from work in the 90s, and it had an external HDD (I think SCSI?).

        The enclosure was like 2 feet tall and you had to turn it on before the computer and it would whine creepily as it spun up.

        Capacity? 20 MB!
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      95. 40 years ago in college hologram storage was going to be a thing (kinda like fusion reactors……..), gonna have to look into the current state of that as I have not heard a thing in years. Supposed to be the Holy Grail of massive storage.
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      96. The equation changes if the drive can re-silver quickly. To me, it’s not the size of the drive, it’s the resilvering time. That’s why the dual actuator drives are so important.

        Even so, I could see if you use these on a backup server it might not matter on the resilvering time. Imagine backing up several servers to one with these large capacity drives.
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      97. To be fair… I never thought I would need bigger hard drives.. I mean more than what was standard in a new PC Build.
        BUT THEN! the advent of streaming companies and online companies quietly changing the TOS to say you are only buying a license to view. You do not OWN the things you buy.
        That is when I became a PACKRAT! I store all my Music CD’s all MY Movies all my kindle books and all my audible books. All on my OWN CLOUD.
        I do not necessarily need speed but I need TB’s and lots of them.

        I have what I consider to be a modest collection of DVD and CD’s and audio books Kindle books etc consuming 2/3rds of my 64TB volume
        Was it expensive… marginally.. but if you take into the fact that myself and my extended family do not have to pay for subscriptions to movie or music.
        And with the peace of mind that some massive corp wont be able to YOINK things I paid for…. it is well worth it.
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      98. I’m not sure you can argue that 30TB is too many eggs in one drive when that could be said even about a 2TB if the drive has that one critical file on it when it fails.
        I guess if the price comes down sufficiently then you’ll implement redundancy and backups just like we do now with current 8TB etc drives.
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      99. I just need one more 24tb to
        fill my 918+. Just a home user with growing media from
        photography and videography. I could clear out some early raw images but there was less in the early days but they are not compressed and I’ll probably waste time on that to
        get back little in return of space. So I went from 12tb drives, to 24tb
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      100. It’s pretty wild there are drives like that, I got 2 *12 TB and they are noticeable noise wise. How much of that is the size and how much a mirror setup is noisier is on the side of the raid issue
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      101. Let’s be honest, if you’re buying this size of drive at crazy prices, you’ve probably got the cash to be building plenty of redundancy. These aren’t really aimed at your average user and definitely not aimed to be used as a sole drive in any scenario.
        The only hope I have is that the more these crazy drives come on the market, the more something like a 16tb can start being affordable to me with price drops.
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      102. I currently have a UGreen DXP8800 Plus 8 Bay with 5 filled bays (So far) 28TB EXOS (each drive) in JBOD BTRFS format with 127.2TB of usable space plus two SSD cache drives in Raid 9900 Pro 1TB. So far so good, using for backing up my 4K BluRay collection with no issues.
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      103. Nice overview of the new drives. The prices show are without inflation, since 1982 the inflation index is 3.3x. You did forgot to mention rebuild times. That is why the super-scallars are the main target for this drives, they have multiple levels of redundancy and can afford long rebuild times with little performance degradation or risk. On a RAID 5 with 75% utilization the build time will put you deep into “second drive failure” mode. RAID six will support a second drive failure but you are in “pray mode” as the array rebuilds. Clearly if you have an enterprise SAN system system with multiple levels of redundancy or a Jelly Fish NAS from OWC you probably already know your are good.
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      104. Of course, it’s difficult to assess the noise from a video, but I think drives may have reached, more or less, a noise ceiling. My paltry 16Tb Toshiba MG series Enterprise HDD rattles away in my plastic DS423+ case like crazy. During a Hyper Backup integrity check, it reminded me, as it thrashed away, of a tiny drummer bashing away on a loose-strung snare drum. The plastic case added a bit of resonance to the rattling drives.

        BTW, I greatly reduced the thrashing via use of read/write caching on my DS423+. The difference is significant.

        Also worth remembering that the noise test you perform is an absolute worst-case scenario. Most workloads won’t see anything close to that.

        Great video BTW.
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      105. I HAD a Terrramaster 4 bay DAS. I install 4 18 hds. For a month it was fine. One day my pc had rebooted. Error message by Win 11 clock saying not enough power. The DAS never showed up. It ended in the dumpster. All hds are back my tower as single drives. loud humm; yes. no errors. Just a bad taste in my mouth.
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      106. Beginning of this video gave me PTSD flashbacks of me spending $800 for my first 20MB hard drive, granted it came with a sidecar enclosure (Amiga 500) and all that good stuff, but yikes, that was a lot of money for a nerdy 18 year old to spend for minimal benefit, hell a 3.5″ “floppy” disc was 1.4MB so it’s not like I could move all my games and stuff over to a hard drive.
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      107. i feel like they are getting too large for the sata 6gbps connection since full connection to wright basically 26tb of information at the rated 26-MBps would take 27 hours straight. let alone rebuild times in weeks if something dose happen.
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      108. It was a scam to buy computers back then. You can’t expect users to find the entire computer development industry. Good thing i didn’t have to wait to long for better prices. It’s crazy to charge so much because it’s new.
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      109. yes inndeed! I’m old enough to remember when a 16K )yes, that’s Kilobytes) memory expansion pack for the |Sinclair ZX81 cost £70. I also remember installing, with trembling hands back in 1987, a whopping 1Mb RAM expansion card that cost over a grand!
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      110. I have just added 2 20TB drives to fill my synology 8 bay and discovered A volume limit of 108TB it depends on the microprocessor address range. More modern CPUs are probably twice that 216TB but at 30TB you still hit the limits if you want a single volume.
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      111. The lack of *any* manufacturer info regarding Helium leakage over time adds an extra layer of concern for me with these high capacity drives (the helium molecule being so tiny, it passes through its enclosure, even steel).

        Is there any info on this that I may have missed?

        Great initial review btw, *thank you*
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      112. The lack of *any* manufacturer info regarding Helium leakage over time adds an extra layer of concern for me with these high capacity drives (the helium molecule being so tiny, it passes through its enclosure, even steel).

        Is there any info on this that I may have missed?

        Great initial review btw, *thank you*
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      113. 30 TB for my 8 bay nas running raid 6. YOU’RE THE REASON I WILL NEVER AFFORD RETIREMENT! LOL. Jist waiting for the price of the 16 TB drives to be more affordable.
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      114. for those of us with small systems that cant afford having 5 different $4k NAS systems these are great, I use these for Media storage the more space you can get in fewer drives is fine for this my use style is basically Archival Storage of Videos and all these people complaining about it being to much of takes to long to rebuild must have loads of money to buy all these NAS systems and all the HDD for them.
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      115. 30Tb in a single drive is perfect for off-site backups. I recently purchased a 20Tb drive to backup a pair of NAS’s. One has around 12.3Tb of data, the other only around 2.6Tb. The first time I attempted to backup both, I ran out of space on the 20Tb drive. Research into this showed that the 8K cluster size default was gobbling up space like crazy, resulting in 12.3Tb of data using 15.7Tb of actual disk space. Problem solved now using the smallest (2K for the XFAT file system used) block sizes, but still, the added bloat of the blocking factor only leaves me with 1.7Tb of space on what I first thought was a drive that would last me years. Now, I wish I’d bought the 24Tb version.
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      116. As someone who runs 5 22tb gold wd a up from there excellent 16tb gold and 2 4gb flash as buffer storage, it’s been excellent the extra onboard ram is a big improvement more than the space . Recalling data has been extremely quick, it all depends on your backup and data storage, as library and plugins 3dstudio are truly huge an average 12 tb project takes less than 3 mins to restore
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      117. 12tb already takes an uncomfortably long time to rebuild on failure. I’m most likely one of the few that doesn’t wait for a failure and replaces drives every few years so I don’t have a failure. I would never want to use a 30tb for many reasons. And cost is high on that list. W/out knowing the price I know it’s going to be ridiculously high.
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      118. At this point, especially for NAS work, 30TB is too much.
        the rebuild time is very long, and with this, there is a higher chance of another disk failing due to the pressure and the enormous amount of data.
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      119. The real question you should ask yourself is what your probability for a triple drive failure during a vdev resilvering. Even at 4% annualised failure rates, it’s essentially nothing.
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      120. *THINGS GOT BIGGER* ! Seagate 30TB Ironwolf Pro Hard Drive Review https://nascompares.com/review/seagate-30tb-ironwolf-pro-hard-drive-review/
        Seagate 30TB Ironwolf HDD YouTube Review https://www.youtube.com/watch?v=kI_1Kcva2xM
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      121. I am in the midst of this process and am sick to my stomach over the situation. I’m a retired pentioner. Have an old HP laptop. Not damaged just dead. took it to several places just to retrieve the documents. No luck. Finally sent it off to a big company and now i feel like a hostage. They have the drive. They say they can access it. Cannot provide me with a list of what is one it. Want 2500 American dollars just to rescue Word documents. Very discouraging. Cannot ever afford this.
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      122. I put 6 of these in my UGreen DXP6800 Pro and 4 in my UGreen DXP4800+. No problems with compatibility and getting transfer speeds as advertised in a btrf Raid 5 config. Expensive yes, but was worth the peace of mind for future proofing for me.
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      123. As it happens my (two) NAS are 24TB each. I have just bought a 24TB Seagate to use as a third backup. I will keep this offsite and bring it in monthly to backup the NAS. I also bought an ABS protective case for it at a total just over £450.
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      124. A long time ago I told my mother that nobody needs 128kb ram (Apple II). I was wrong.

        I’ve currently got 12 hard drives on my computer, 19 backups, 8 replacements, 1 for emergency use. Nearly half of those are between 10 and 16tb. I can see using some 24tb drives.
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      125. My storage journey has been 4x 2TB essential mybook or whatever they were called, eventually upgraded to a Synology DS1512 with 5x 3TB WD Reds, a few years later upgraded it to 5x 6TB Reds, and eventually sold that NAS and moved fully to the cloud while google had unlimited storage for 10usd/month for Gsuite. Now I’m paying 90usd/month for that 30TB drive storage and seriously considering moving back to a proper NAS. I was thinking maybe the UGREEN 4bay with 3x 24TB drives in RAID5, keep a hot spare, and maybe eventually add it to the array if I run out. Should be enough storage to hold me over for a few years.
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      126. actually i have 8 of those. and 6x 16tb ones. Once you start madness you can not stop. I loved the start of the video. When he sayed “You have got a problem”. I just thought do I?. Nah I am good.
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      127. Probably is too big ????. 16TB seems the sweet spot on pricing per TB at the moment. I’ve just built a Synology DS1522+ NAS using 5 16TB IronWolf Pros in RAID6. 4 times the storage of my existing NAS. Should last a while ????
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      128. Can I add a single “Seagate IronWolf Pro 24TB Enterprise NAS Internal HDD Hard Drive – CMR 3.5 Inch” to my HP OMEN 45L Gaming Desktop?

        I know it is for NAS/RAID but want to use it as a “regular” single HDD, if possible.
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      129. Seeing others said helium is much smaller molecule than steel and gas leakage is a possibility. But the long time usage of these hdd didn’t show as a problematic case.
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      130. im interested in this cuz once i start making bread i might buy myself all most a server size worth of those drives to download as much custom content as there is available for a game called black ops 3 zombies custom maps/mods, kinda want to see how many items you can subscribe to before it bricks steam/bo3
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      131. I’m disappointed you didn’t mention this is a scam ~ this is an industry wide scam headed by one of the largest companies in this market, one of only a few manufacturers who own the market.
        You pay a fee so they can fix your drive??? It shouldn’t be designed to break.
        May as well use reputable Chinese drives like Adata and SP
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      132. 10 platters is crazy. I just took apart a 6 year old dead 12TB drive from my nas and it had 8 and that seems super cramped. Also did u miss type helium or is that just a different spelling
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      133. I’ve got a DS920+ and 4 of these 24tb’s are rocking up today. Why shouldn’t I fill the NAS up with these drives? I’m a wedding videographer btw and eventually intend on upgrading to an 8 or 12 bay system.
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      134. Unfortunately I need that amount of storage. My looped 4K YouTube videos are a minimum of 200 GB 5 hours long if I bump it up to 8 hours even more gigabytes per video. Great channel by the way lots of information just trying to figure out what I need because my 14 terabyte hard drive it’s running out of space soon.
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      135. Absolutely not! It’s not very big. Due to the amount of data, videos, information and programs that require space to be stored, 24TB is already a small space for a storage unit. And the need for space only increases. Day to day. never stops.
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      136. You are FUNNIER THAN HELL! Thank you for this.❤
        My name is Dave, and I am a Media Hoarder Whore!
        This is for my film collection, also I burn all my Blu-rays to a hard drive, and all TV, plus one NFL season of the Bears, (yeah, I know! LOL!) takes about 300GB. I watch EVERYTHING off my computer because I play it with Power DVD-22! It has a setting that tweaks the contrast and detail PERFECTLY.
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      137. I think you may have misinterpreted their statement of “95% success rate”. I’d wager they mean: 95% of the time, we are successful in recovering the data. 5% of the time, we are unable to recover the data. Not, we average a 95% data amount recovered per drive. I think 95/100 we recover the drive. 5 times out of a hundred, we just can’t do it.
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      138. So eventhough it does not show in the Synology Compatibility list it still works, are there any long term consequences of installing a non compatible HDD like this one? Imean data corruption, etc
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      139. You forget there was a time when 4-8 MB was in insane storage size. The bigger the storages capacity goes, the bigger the files will get . Like games and softwares files got bigger and more power hungry as the storages got bigger and hardwares more powerful.
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      140. With BTRFS and soon BcacheFS, it just makes sense to always buy the biggest drive available to add to your array or to replace a failing drive. ZFS doesn’t have that capability, but that’s a huge defect. Say you have 6x8TB drives from 6 years ago. One drive fails. Replace it with a 24 TB drive, and your whole array increase to about where it should be by your normal addition of data.
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      141. Thank you for this video. So you went ahead and put these drives into 923+. The system complaind you went against compatibility list, but the it showed you green healty icon nevertheless. So I’m good to go with these to put them in my 923+???
        Any red or orange icons with other Ironwolf oro drives?
        Thanks in advance.
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      142. No, it will take too long to rebuild when a 24 TB disk fails and if you have lets say 11 of these in a storage array it might have hundreds of concurrent file operations / handles…
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      143. 30 TB will be the entry level for consumer level HAMR drives…if they ever get around to sell them. Guessing they’re trying to milk the CMR technology a little longer.
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      144. This is what Hard Drives should have been about all these years. They are horrible and always have been horrible as System Boot Drives, But raw storage is where they really shine.
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      145. I have 500 gb of external ssd and it is getting less because of naked girls recording which so all holes and front bumps at live hot cams, in 3-5 years hope 2 tb be cheap as my 1 tb ssd that is 70 euros from phillips..,
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      146. In a decade or so they’ll be selling petabyte drives and none of them will be hard disk based. It’s amazing how much storage a high end HDD can have, but they are near a practical end and eventually it will all be solid state. Coupled with the speed advantage that SSD’s have, and the fact they are way less’ likely to die on you in, say, 10 years. I’ve owned several dozens of drives in the last 42+ years and I’d wager just less than half died within about 8 years. But, most HDD’s made these days are much more reliable than drives of the 90’s. The byte/dollar has favored HDD’s over SSD’s and still does, but over time that advantage has declined and I’d bet we’re just a few years away from the crossover point and then SSD’s will be cheaper per byte than HDD’s, not to mention 10X as fast!.
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      147. It is crazy that the One TB hard drives have been out since they were introduced in 2007, and computers are still being built with them, and even smaller sizes. Computers are being made cheaper and not last as long.
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      148. I edit videos. A lot of them. And I have no use for this much storage… what are people doing? Are they keeping their proxy/render files after they’re done editing?
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      149. I wouldn’t mind having a 72TB Raid5, I just can’t affort it. ????
        These Synology NAS are great, too; but their “compatibility” stuff is just plain bs. Also there is no way these DS systems couldn’t be sold for half the price and still make a profit; same goes for the Seagate drive. So thanks tech companies from outpricing me and gatekeep me from having nice suff. ????
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      150. Everyone has a Use Case for a product variation, and I HAVE a Use Case for 24tb HDD’s. A very long story short, I am a Commerical fashion photography shooting a medium format (very large files) camera. I have an 8-bay OWC NAS attached to a data center MacMini server, and that is loaded with 8 x 18-tb HDD’s in RAID5. In my home office I have several NAS’ between Active & Cold storage with a mixture of 8-tb & 12-tb HDD’s. I just consolidated all of that data onto a 4-bay NAS with 24-tb drives in RAID5 with space to spare. I sold off all those other drives, and enclosures. Everyone has a Use Case, and in my case, I have the money to purchase 24-tb HDD’s. I look forward to the day when/if the 32-tb HDD’s come out, so I can condense my future data.
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      151. So many read-write heads on that thing, so many possibilities for failure.. and those tiny little helium molecules slowly percolating their way out of that hdd enclosure over time. That’s a whole lot of data hoardage to lose.
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      152. Just wondering how long it takes to fill the 4bay NAS fully with 96TB and secondly how long it takes for a rebuild of the raid cluster after a disc exchange…
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        1. You need to add a pair of drive to gain more space. All SATA drives will work. But you may get a warning message though in DSM.

      153. Yes density and less drives less power is king, but the resync time must be very long that i stick with 12TB drives. Refill one 24 drive with at best 260 MB/s don’t want to imagine that.
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      154. The problem with the 96TB would be that they consist of SEAGATE HDDs.
        Had 2 Seagate HDD and both of them failed after 1 month.

        Just look here:
        https://www.recoverylab-datenrettung.de/wp-content/uploads/Welche-Festplatte-ist-am-sichersten-RecoveryLab-Ausfallstatistik-Backblaze_Q2-2023.jpg

        If your data is dear to you, use WD period
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      155. Just so many tests needed. So you buy your standard Synology DS923+ with 4 TB RAM and decide to expand with the 24 TByte Seagate drives with the 10Ge expansion. RAID 10 is sold as the best of both worlds of RAID 0 and RAID 1. What is the performance in RAID 10?

        Any significant performance change when you then play it ‘Safe’ and enable the Synology Antivirus by McAfee package?

        When reading the DSM 7.2 manual you see that 2x SSD modules enables you to create a Read/Write SSD Cache for improved performance. You read some more of the DSM 7.2 manual then discover you can configure the system to pin all Btrfs metadata to this SSD cache for even higher performance. Now what size M2 SSDs are required in the base of the DS923+ to support your set of four 24 TByte drives in this metadata cache mode?

        Now if you can’t find a calculation by Synology for the size of the required SSDs, what is your best guess and what happens when you try using whatever SSDs you actually have available? What is the change in system performance with a Read/Write SSD cache?

        Actually I do have one DS923+ with a 10Ge interface that is now populated with 12 TByte Seagate Ironwolf drives in RAID 10. Wasn’t what was planned but it is where it has landed.
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      156. CMR 100%. Use cases I could see: 6-bay ZFS RAIDZ2, single drive for a 1-off data migration backup, POSSIBLY a mirror, but you’d need to do some long-term testing. Triple mirror would be better – but then you’re kind of wasting cash with the price on these drives, bc you only get to USE ~21-2TiB of storage (before compression) but you’re paying 3x the price for reliability. At that point you might as well spend the extra to go with raidz2 and still have 4x drives for storage and 2 for parity.
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      157. Its really up to the NAS brands to be compatible with the harddrives, not the other way around.

        The harddrives are built to a spec, so why are synology NAS sooooooo picky on the drive ? Why don’t they spend the extra $5 or whatever to ensure the NAS hardware can read the 2 decade old SATA standard.

        I build my own NAS’s from regular PC/server hardware and even the oldest 15year old xeon that you get for $60 is more capable than a lot of these “NAS Brand” systems. And the free opensource software is so much better too.

        I guess it’s just that people don’t know where to start, but it’s not difficult at all to build your own, even from an old pc your not using anymore.
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      158. im a data hoarder. i spend a lot of time traveling or on remote farms. i save as much media and games as i can so i have it while very remote. as long as its not shingled i will be happy. i have about 6 external 4+ tb drives full.
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      159. When you’re watching the part where he says you wouldn’t consider putting this drive in a regular PC but you’re actually planning to put this drive is a regular PC ????
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      160. I’m running mostly 20’s now, 22’s or 24’s is what I want to build my new NAS out with, but I usually go EXOS since they typically it the market at lower prices.
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      161. 18 TB drives still the sweet spot on price per TB. One to two times a year here in the States, the WD gold 18tb will go on sale for $299. That’s when i grab one or two until next year. Other brands go $250-$270 on 18 TB on sale as well. I hope they keep pumping out larger size drives because that will probably push down the price of the lower capacities. Win for me. Then in 20 years when the drives fail I can start putting 50 TB drives in where the 18 TB drives used to be ????
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      162. Having too much storage is like being too rich or too good looking. It just doesn’t happen. You can never have too much storage. I “need” at least 5 of these right now. I am currently using over 40TB and running out of space.
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      163. Even 8×8 TB is a bit much for most. I have a Blackmagic Camera and its BRAW files are not small. My “8×4-2redundant” will take a few years to fill, and by then lager capacity, cheaper drives will be next. Don’t trust drives after about 5 to 7 years.
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      164. Yes. Synology ds1821+ Plex Server. It’s time to replace a couple of the smaller drives.
        BTW, I’d like to see a short on replacing drives in a Synology NAS. Just a little confidence builder. I’ve added drives but never had to replace one.
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      165. Data and keeping it is the new frontier. With companies forcing the “you will own nothing and like it” 96tb is nothing. We need MORE space and higher capacity drives. Research segates new hammer drives. 30TB and above!
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      166. 1. Graphs of price per TB – where’s the sweet spot
        2. Price against speed
        3. History of cost over time. What’s the prediction for SSD to overtake mechanical?
        4. Mixed set ups SSD + HD
        5. Memory again what’s the sweet spot for RAM with drives
        6. Processors – sweet spot again. What if you encrypt? What if you compress? What if you de-duplicate? What’s the requirements
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      167. There’s no such thing as too much space. I’m limited by budget, not things to store.
        I have to delete non essencial stuff and compress/download smaller files to store in order to fit everything.
        Today I have just 6Tb and it’s not enough, I would need at least double that to satisfy.
        Maybe on day.
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      168. I’ll wait until the price drops before going near my 1821+. With SHR-2 running I’d probably need to replace 4 to 6 of the current 12TB ones before I actually saw any additional available capacity,
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      169. Its all about purpose. I started with a 2bay NAS with 2 x 4TB. Hit 90% full in 6 months. I then went to 4 bay NAS, with 4 x 16TB. I ended up 95% full 3 months ago.

        I’ve just finished my migration to a new 8 bay custom NAS (using TrueNAS) with 8 x 22TB and room for 4 more when I need them. I’m at 65% full right now and know in 12 months will need to start adding those drives.
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      170. I remember when 1tb drives coming out, and i used to think i would never get that – i caanot imagine losing 1tb of data in one go. No one ever needs 1tb…. But here i am with ~120tb of storage almost full.
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      171. You mentioned a capacity of 24TB, I’m wondering how many movies you could store on this disc if the movie is 1080p 5.1 audio. And how would it respond when searching for a specific movie from a full disc. Let’s see if the integrated memory has enough capacity for the spreadsheet?!
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      172. Yes, I have a problem, my wife would agree. I actually recently down sized because I am using bigger drives now. I am no longer using my 12 bay Synology. I’m kicking less heat into my home office by using a DS1522+ with 22tb drives.
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      173. Yes please! Test this drive on the UGreen NAS too as they claim it only supports 22TBs despite other ppl asking if it supports larger capacities. Great review! Keep it up! ????
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      174. As a video shooter and editor the more storage I have the more videos I can shoot and edit on PC. I have a video editor build that has 7 3.5″ HDD bays so I could have over 200tb of storage for videos that I shoot. My motherboard also has 3 M.2 SSD and I could also have 4 5tb 2.5″ HDD and I also have a add-on card that has 4 M.2 slots on it. So in total my pc could have 7 3.5″ HDD 4 2.5″ HDD and 7 M.2 SSD.
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      175. To be fair. My plex system is sitting at 8,206 movies, 783 TV shows, 228 music artists, 80 Anime TV shows. So I can always use more space. But, and I have yet to watch more then 30 seconds in, the size is an issue. I want an array that is wide, not deep. 16-18TB is the max I will go before I just get more drives. The rebuild time is a serious issue even with a fast system. Even if I’m doing RAID Z3 when we are talking north of 72 hours for a rebuild, that is an issue. We are increasing storage density but not increasing read / write speeds on spinning rust. That is the crux of the issue. The write number sound fine when you are talking writing to an array….until you factor in we are seeing a size increase year on year where writes aren’t getting any bigger for individual drives. Mostly because they have maxed out the SATA interface speed. Now SAS can do 12 Gbps with higher IOPS so that really should be where Seagate is focusing but, that isn’t where NAS manufacturers are….and would up the cost of the hardware. I suspect the market for that is limited just as 24TB drives are as well.
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      176. Hello,
        Thanks for your great effort,good job.
        would you make a video on the HDD datasheet details in depth,like TB per year work load, what it really means.
        also MTBF,TLER…etc
        regards,
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      177. I don’t know about the Iron Wolf Pro’s but the 24TB Exos drives I do. I have had 8 of these in the DS1821+ in SHR2 for about 3 weeks with no issues and yes I have 135TB of resultant storage and it is well used already with over 50gb on each volume already used.
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      178. hello, questions about workload. are these drives get longer lifespan if you use them at say half the workload rating or it doesnt matter. and does it affect the lifespan of it if you have say (4) 24tb into a nas but only have 30-40tb total data. does it prolong their life or not? ps: im a noob at this, cheers!
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      179. Roughly, if one 24 TB drive fails and you have to restore the RAID with a new one, how long would that take to restore? I assume you don’t restore in like 250 MB/s, do you? But with cmr, I guess you restore in like 24-48 hrs, a reasonable low risk of loosing one more during that time.
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      180. Well, I’ve got 5x 16TB in my DS1522+ and I’d like more — but that’s just wanting, not needing. Currently filled about 10TB of it all. But steadily working on increasing storage use. :+
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      181. Don’t know about the others but throughout the years i have had terrible experience with Seagate reliability. In fact its the only branded drives i have ever had fail (many) to the point where i don’t use Seagate drives anymore (even at a great price). The more it can hold the more data you can lose :P.
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      182. 265-280MB/s is pretty impressive… Looks like we are finally reaching the point where HDDs can be bottlenecked by a SATA-2 connection 😀

        However, I wish they would prioritize the development of dual-actuator drives to bring this technology to consumer NAS drives as well. Currently, with my 16TB Ironwolf Pro drives, it takes almost 15 hours to complete a scrub. Knowing that it would take approximately 24 hours to rebuild the array in case of any issues makes me uncomfortable (heck, I am even uncomfortable thinking about this with my 16TB drives :D). With a dual-actuator version, even if it’s SATA, and I need to manually configure RAID 0 on the two partitions to leverage the dual actuators, I would feel much more confident owning such a drive.
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      183. Synology is becoming (or has become?) the Apple of NAS devices. Crying about “incompatible” RAM, HDD brands, etc, and trying to wall-garden you into their little overpriced ecosystem. Don’t get me wrong, my DS920+ is great, but the direction they’re moving in is as clear as day. I would suggest new users entering the space to get an entry level NAS to learn the ins-and-outs and then slowly build your own hardware and using a hypervisor of your choosing.
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      184. I have all 18TB and 22TB and after filling about 250TB I realized it was a mistake. It takes too long to recover and failure rates are higher. I will go with the 12-16 TB’s that have the lowest failure rates as per the Backblaze data.
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      185. In the late 90s and early 2000s I was a WD fan but afterwards I became a Seagate fan and bought a bunch of Seagate hard drives. Then I had the failures, several Seagate hard drives failed on me in the 2010s. Some I could fix with doner boards but it got to the point that you had to move the chip over from the old HD on the doner board which is easy to screw up. Also, Backblaze shows that Seagate is garbage with their drive stats. That was it, I am done with Seagate, I wouldn’t touch them with a 10 foot pole. I am now back to WD and they have been great. I have not had one WD drive fail on me. My experience has taught me which company to give my money and that is WD!
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      186. With all the 4k films and TV series I have on my 2 bay NAS, realistically in my case I think 16TB (8×2) would be sufficient. This may change later but I have been using a NAS for about 6 years now
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      187. “You didn’t come to this video cause you are thinking about sticking this in a PC.”
        Me: Well… about that… my games and mods drive is getting really, really big man… and I can use ssd as a cache drive for it! ????
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      188. “You do not need 24TB drives – if you do you have a problem!” … My QNAP has been expanded over time, recently to 6x18TB Raid 5! Who needs 80TB of space … err Doctor, I have a problem! 🙂
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      189. Even if the top capacity drives are more expensive per GB, once you include the cost of the drive bay and system supporting the drive bay, it’s almost always the best per GB cost to buy the top capacity drives unless you have dozens of drives in a system.
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      190. I’m about to rebuild my NAS as I’ve filled up (well, gotten close to 80%) of ~70tb. If I wasn’t such a data hoarder I could probably delete about half the stuff I’m storing but that’s no fun. Going to go with 8x18tb and I can’t wait for the prices on 30’s to start to drop so 20-24’s start dropping too. Hopefully in 3 or so years when I do my next rebuild they will cost what 18’s are going to cost me now.
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      191. it’s almost scary when I think about it more,
        what I would really like to know @NASCompares :
        1) how long does it take to rebuild the RAID5 or SHR1 pool with one 24TB disk swapped (let’s say 80% of 72TB volume filled with data)?
        2) what’s the likehood of 2 drives failing (second drive during replacement of one drive), in other words would you recommend RAID6 (or SHR2)?
        3) why would anyone buy such huge drives, if obviously saturating 10Gbe needs more than 4 drives, yet Synology doesn’t allow more than 108TB volume so even something like 8 drives in RAID6/SHR2 could not be fully allocated?
        4) what’s the technical limitation of such drive not reaching 6Gb SATA throughput (550MB/s read/write) with so many platters? I mean, why would anyone buy 4x 24TB HDDs for RAID5/SHR1 when they could have literally 2x faster 8x 12TB HDDs in RAID6/SHR2?
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      192. Heres the thing. At my Canadian Newegg site, Seagate is running 16Tb NAS Pro drives for $429.
        And this 24Tb part is $654. The math there is not good, that 8Tb is going to cost me $225.
        I get that its new and drool worthy so they will ask for and get a premium … but that price is going to come down some.
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      193. I’ll have some if you’re giving them away fella, I could do with upgrading my lowly 16tb (raid) i’d switch the raid off if I knew how to, but £557 yikes.
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      194. I bought 6 Seagate Ironwolf 14tb drives and all but 2 were dead upon arrival. Never used them again and have since purchased 6 14tb Toshiba NAS drives and 2 16tb Toshiba Drives and touchwood not a problem yet. 4 x 14tb are in my NAS and the others are used as a backup medium. You can never have enough space
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      195. Hey will this work in older series Synology NAS? Like a js series or their other ARM based consumer units? I have two older js units I use them for my HTPC as backup and media long term online storage. I would use them as 1 big single 48TB dive as I already have 12TB of files. I think buying two of these drives now and using them then later upgrading the NAS will be more managable for me. Thanks for all your hard work.
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      196. Nah. That’s *just* the right amount of storage. Once I get a NAS that supports it. But in real terms, in a sluggish array in 8/12/24, that’s a nice cluster size for large datasets, backups and medium term storage.

        Just needs a Tape Drive to back it all up. After all… RAID is not a backup…
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      197. With 60TB SSDs now ($1.2k), these spinners are even closer to sharing a room with Atari ET. Prices will only go down. The size advantage of spinners is essentially gone now.. We need to see a lot more than just 4 more TB… Is this the last spinner we ever see?
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      198. I use a 16tb disk as a ‘take away’ disk. I sync our artwork files onto this disk and then take it home for a week. Then sync again. It’s a ‘just in case’ sort of off site backup. Big disks are good for this.
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      199. I wish you’d test the rebuild time of the pool at these speeds and capacity. And drive speed varies. You seem to only mention the top speed from the inside of the platters. The more the drive is full the slower it is. Have you notice how slow it is at its slowest and how long it takes to fully write it? My guess is 36 hours which would be ridiculous
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      200. Your benchmarks are all really unrepresentative of typical use, on a drive that is 24TB copying twenty gigs of test files, or with AJA, Crystal, ATIO using small test files are all going to be extremely short-stroking workloads. RAID rebuild times would probably be a more meaningful and representative metric to test.
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      201. I love it. It’ll save me a fortune. Got a 6 bay Synology,4×10, 2×12, 2 drive redundancy with 32 usable, 8 free atm. To upgrade, I’d need another 4 bay which costs about 500 on it’s own, plus the costs of the other drives. This is fantastic news
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      202. I’ve currently got 4 10TB Seagate IronWolf Pros in a DS920+, and I’m approaching maxing out (Plex server), so I’m excited about this. I’ll wait a couple of years though for a significant price drop.
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      203. What about noise level in this 4 bay NAS drive? Will the noise level be a linear increase from 8tb drives to 24TB drives? ore is the noise level similar between 12-24tb drives?
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      204. Thanks for the video @nascompares.

        I used the +Rescue service once about 25 years ago, maybe longer and it worked well. The client got the data back and a replacement drive.

        However, now I have the same issue (clicking drive) and I can’t even get them to issue a shipping label.

        It’d be great if you could review this again and see what the change is for you.
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      205. Glad to watch this! Hopefully it helps me
        my second seagate IronWolf drive has failed within a year, both were less than 1 year old.
        Currently working out whether customs duty charges from Netherlands to Australia are worth it
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      206. Third time i use the rescue service. Not once has it been able to recover my data. It’s a pure marketing scam. Period.
        My last drive just stopped functioning with 7 tb on it. No fall, no surge, nothing. And yet, they could not retrieve a single bit of data.

        Well that’s not really surprising at all.
        Do you know how much it costs to actually get your data back using pro service? For a 8TB like mine, no less than 2000 euros.
        Do you honestly thing they would endorse that kind of service for a mere 100$ (price of the HD) including the returned refurbished HD? Seriously? Come on. It’s a marketing trick. No more.
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      207. I can not stop laughing at you getting angry with it still working and the banging off camera HAHAHAHA ???????? that drive took a hell of a beating, certainly a testimony to seagates durability love it great video bud ????
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      208. I just put all of my docs and photos on a 4 tb drive and went to get the rest of the photos off of my phone and onto it and it won’t mount suddenly. so stressed out. your video is giving me hope because I did purchase the rescue edition with data recovery services. fingers crossed ????
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      209. I had a HDD external 14 TB Seagate with the data recovery. Warning to all. It failed and Seagate was not able to recover the data and has not replaced the drive as they stated they would do. I will never buy a Seagate drive again.
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      210. What if you have a 16 tb drive that failed how is that recovered? how long would it take to download 16tbs of data? i have done gigs never TB’s. Excellent teacher. I learned a lot.
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      211. Can vouch for seagate took my 5tb 2.5 inch external drive that failed took 1 month they paid for all postage and I got it back with 95% data back on a free 4tb drive and a new one back that I’m now using lol. It’s fucking awesome I won’t buy any other drives while they offer this
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      212. This is quite a good analysis of the service, thank you! It’s good to know that you can buy it retroactively if it wasn’t a part of the initial purchases of the drives. I have a whole bunch of Ironwolf drives I am considering it for.
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      213. Keep up the amazing videos and content my man! I ended up buying a Synology NAS for the first time ever based on your videos! I’ve still yet to set it up so I’ll be checking out your video for that.

        Thanks again for everything you’ve done; it’s lovely to see someone talk about their passions with such enthusiasm 🙂
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      214. Con #5 and the reason I never buy extended warranties: Even if I could benefit from one, I’m more than likely to forget I have it, or be too impatient to wait for it, or not care enough to go through the hassle. I don’t like to put myself in a position where I’m dependent on a company to honour their terms when they’ve already got my money and every incentive to find a loophole.
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      215. That 95% success rate might also be aggregated across all their customers. So, 95% of their customers get their data back, while 5% get nothing. My guess is it’s a combination of all the things you mentioned and the above.
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      216. Interesting. They say it is not suitable for a normal computer, but I see that it is included in one. Is a NAS hard drive really a bad choice for a desktop computer? I chose one only because I did not find another hard drive that uses CMR recording technique in my country that is 4TB. Everyone else uses SMR recording technique.
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