kafteji

RAID

mkfs.btrfs -d raid1 -m raid1 \
  -L bssdraid \
  /dev/sdc1 \
  /dev/sdd1 \
  /dev/sde1 \
  /dev/sdf1

Label:              bssdraid
UUID:               8491eb69-856f-4c44-897f-6527c18b99b7
Node size:          16384
Sector size:        4096	(CPU page size: 4096)
Filesystem size:    13.97TiB
Block group profiles:
  Data:             RAID1             1.00GiB
  Metadata:         RAID1             1.00GiB
  System:           RAID1             8.00MiB
SSD detected:       yes
Zoned device:       no
Features:           extref, skinny-metadata, no-holes, free-space-tree
Checksum:           crc32c
Number of devices:  4
Devices:
   ID        SIZE  PATH     
    1     3.49TiB  /dev/sdc1
    2     3.49TiB  /dev/sdd1
    3     3.49TiB  /dev/sde1
    4     3.49TiB  /dev/sdf1

Hardware