QNAP TS-228

• 2 x SATA HDD 3,5
• 2 x 1.1 GHz CPU (ARM® v7 1.1 GHz Dual-core)
• 1GB DDR3 RAM
• 1 x Gigabit RJ-45 Ethernet port
• 1 X USB 3.2 Gen 1 (Front)
• 1 X USB 2.0 (Rear)

• QTS 4.2 (embedded Linux)
• Storage Management
  • Single Disk, JBOD, RAID 0, 1
  • Bad block scan and hard drive S.M.A.R.T.
  • Bad block recovery
  • RAID recovery
  • Bitmap support

WDC WD20EFRX-68EUZN0 - CMR disc All partitions on one of RAID disc belongs to RAID:

• 517,50 MiB
• 517,72 MiB
• 1,81 TiB
• 517,72 MiB
• 7,97 GiB
• 10,34 MiB

apt install mdadm lvm2

mdadm scan --assemble --scan

• /dev/md9 - ext4 - 517,62 MiB (157,61 MiB used)
• /dev/md256 - linux-swap - 517,69 MiB
• /dev/md1 - LVM2
  • '/dev/vg1/lv544' [<18,54 GiB] - zeros!
  • '/dev/vg1/lv1' [1,79 TiB] - LUKS aes cbc-plain sha1
• /dev/md13 - ext3 - 448,14MiB (324,98 MiB used)
• /dev/md322 - linux-swap - 6,90 GiB

mdadm --stop /dev/md0
mdadm --assemble --scan 
 
pvscan 
  WARNING: PV /dev/md1 in VG vg1 is using an old PV header, modify the VG to update.
  PV /dev/md1   VG vg1             lvm2 [1,81 TiB / 0    free]
  Total: 1 [1,81 TiB] / in use: 1 [1,81 TiB] / in no VG: 0 [0   ]
 
vgdisplay 
  WARNING: PV /dev/md1 in VG vg1 is using an old PV header, modify the VG to update.
  --- Volume group ---
  VG Name               vg1
  System ID             
  Format                lvm2
  Metadata Areas        1
  Metadata Sequence No  154
  VG Access             read/write
  VG Status             resizable
  MAX LV                0
  Cur LV                2
  Open LV               0
  Max PV                0
  Cur PV                1
  Act PV                1
  VG Size               1,81 TiB
  PE Size               4,00 MiB
  Total PE              474501
  Alloc PE / Size       474501 / 1,81 TiB
  Free  PE / Size       0 / 0   
  VG UUID               G3dFff-PS77-XQ1X-a37I-zFT4-qS6L-A4TxSr
 
lvscan 
  WARNING: PV /dev/md1 in VG vg1 is using an old PV header, modify the VG to update.
  ACTIVE            '/dev/vg1/lv544' [<18,54 GiB] inherit
  ACTIVE            '/dev/vg1/lv1' [1,79 TiB] inherit