BTRFS compatible Synology models The table below shows the Synology NAS models supporting the Btrfs file system: Series Models FS-series FS6400, FS3600, FS3400, FS3017, FS2500, FS2017, FS1018 SA-series SA3600, SA3400, SA3200D 22-series DS3622xs+, DS2422+ 21-ser