How to replace drive in critical status Synology DSM7


How to replace drive in critical status Synology DSM7


How to replace a failing drive?

  1. Go to Storage Manager > HDD/SSD.
  2. Select the drive in Crashed status and click Action.
  3. Select Deactivate Drive (DSM 7.0) or Deactivate (DSM 6.2).
  4. Restart your Synology NAS or remove and reinsert the drive.
  5. Go to Storage Manager > Storage Pool
  6. Click Repair (in text or symbol … )
  7. Select a drive you want to use as a replacement
  8. Click Apply

 


Here is a graphical illustration of how to replace a drive.


You will get a message saying which drive need to be replaced.


 

How to inspect a drive

  1. Go to Storage Manager > HDD/SSD.
  2. Select a drive and do either of the following:
    • Click the drop-down icon to expand the drive information. You will see the drive location, storage pool, allocation status, health status, temperature, serial number, firmware version, and more.
    • Click Health Info > Overview to view relevant statistics, such as power-on time and bad sector count.

Learn about the different health or drive statuses


The health or drive status indicates the condition of the drive.

Status
Definition
Healthy
The drive is in good condition, or the drive warning has been suppressed or disabled.
Warning
The system detected issues or an increase in bad sectors on the drive. Please replace the drive even if it may still be working properly.
Critical
The system detected one or more critical issues on the drive. Please replace the drive immediately.
Failing
The system detected severe issues on the drive. Drive integrity may not be guaranteed. Please replace the drive immediately.
Access Error
The system detected severe issues on the drive. Drive communication errors may have caused the drive to disconnect from the system, or these errors have resulted in severe read-write failure. Please replace the drive immediately.

Learn about the different allocation statuses


The allocation status indicates whether the drive has been assigned and the status of the storage pool which the drive is assigned to.

Status
Definition
Not Initialized
DSM is not installed on the drive. The drive can be assigned to a storage pool.
Initialized
DSM is installed on the drive. The drive can be assigned to a storage pool.
Normal
DSM is installed on the drive. The drive is assigned to a storage pool.
Hot Spare
The drive is assigned as a hot spare drive. For more information, refer to the help articles for DSM 7.0 and DSM 6.2.
Detected1
The system detected storage pool data on the drive. The drive has not been assigned to a storage pool.
System Partition Failed2
The system cannot access the partitions of the drive.
Crashed2
The system removed the drive from the storage pool. To continue using the drive, please do the following:
  1. Go to Storage Manager > HDD/SSD.
  2. Select the drive in Crashed status and click Action.
  3. Select Deactivate Drive (DSM 7.0) or Deactivate (DSM 6.2).
  4. Restart your Synology NAS or remove and reinsert the drive.
Deactivated2
The drive is deactivated.

 


Before you remove a drive, go to storage manager and select the broken drive. Click  Action -> Deactivate.


 


The new status of a drive will be ‘Deactivated’



If you want to disable the beeping sound you can do it under Hardware & Power / Beef Off button.


 


You can then remove a drive and replace it with a new one.


 


 


 


 


Go to Storage Manager/ Storage Pool and click Repair in the Info text or by clicking on … (three dots) in the right-hand corner.


 


Select a drive you want to use for RAID rebuild.


Confirm and click Apply.



Your NAS will start a rebuilding process. It might take from a few minutes to a few days depending on RAID type and storage size.



 


I hope this helps.


 


 


 


 


 


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