https://kb.synology.com/en-global/DSM/tutorial/What_is_Btrfs_Peta_Volume
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Applied models:
- FS-series: FS6400, FS3600, FS3410, FS3400, FS2017
- HD-series: HD6500
- SA-series: SA6400, SA3610, SA3600, SA3410, SA3400
- 21-series: RS4021xs+, RS3621xs+, RS3621RPxs
- 19-series: RS1619xs+
- 18-series: RS3618xs
- 17-series: RS18017xs+, RS4017xs+, RS3617xs+, RS3617RPxs
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Requirements:
- DSM version: 7.0.1 and above
- RAID type: RAID 6
- Memory capacity: At least 64 GB