LV uitbreiden

by wbk | 8 mei 2021 16:03

Ohje, de schijf zit vol!

df -hTt ext4|grep videoRW
/dev/mapper/data-videoRW  ext4  1.2T  1.2T  3.2G 100% /home/wbk/movies

Daar past maar een paar minuten film op, laat staan een paar SD-kaartjes met videomateriaal.

Eerst kijken hoe LV videoRW op PV’s gemapt is via de VG data:

# lvs |grep videoRW
  videoRW      data   Vwi-aot---   <1.14t datatlvpool   videoRO         4.79                                   
# vgs data
  VG   #PV #LV #SN Attr   VSize VFree 
  data   7  14   0 wz--n- 7.31t <2.02t
# pvs |grep data
  /dev/sda1  data   lvm2 a--     <2.72t   18.21g
  /dev/sda2  data   lvm2 a--      1.25t    9.80g
  /dev/sda3  data   lvm2 a--   <150.00g  <60.00g
  /dev/sda9  data   lvm2 a--      1.10t <328.67g
  /dev/sdb4  data   lvm2 a--    <48.00g   <7.65g
  /dev/sdc4  data   lvm2 a--    <50.00g   <2.00g
  /dev/sdd1  data   lvm2 a--     <2.00t   <1.60t

Devicenamen kunnen veranderen, eerst stond er een /dev/sde tussen, maar die is nu weg. De WD-schijf die eerst /dev/sde was, is nu /dev/sdd:

# fdisk -l |grep Disk
Disk /dev/sdd: 5.5 TiB, 6001175126016 bytes, 11721045168 sectors
Disk model: WDC WD60EFRX-68M

Er is voldoende ruimte in VG data, dus de LV kan meteen uitgebreid worden:

# lvextend -tvr -L+100G data/videoRW /dev/sdd1
  TEST MODE: Metadata will NOT be updated and volumes will not be (de)activated.
    Executing: /sbin/fsadm --dry-run --verbose check /dev/data/videoRW
fsadm: "ext4" filesystem found on "/dev/mapper/data-videoRW".
fsadm: Skipping filesystem check for device "/dev/mapper/data-videoRW" as the filesystem is mounted on /home/wbk/movies
    /sbin/fsadm failed: 3
    Test mode: Skipping archiving of volume group.
    Extending logical volume data/videoRW to 1.23 TiB
  WARNING: Sum of all thin volume sizes (4.28 TiB) exceeds the size of thin pool data/datatlvpool and the amount of free space in volume group (<2.02 TiB).
  Size of logical volume data/videoRW changed from <1.14 TiB (297984 extents) to 1.23 TiB (323584 extents).
    Test mode: Skipping backup of volume group.
  Logical volume data/videoRW successfully resized.
    Executing: /sbin/fsadm --dry-run --verbose resize /dev/data/videoRW 1325400064K
fsadm: "ext4" filesystem found on "/dev/mapper/data-videoRW".
fsadm: Device "/dev/mapper/data-videoRW" size is 1249835483136 bytes
fsadm: Parsing tune2fs -l "/dev/mapper/data-videoRW"
fsadm: Resizing filesystem on device "/dev/mapper/data-videoRW" to 1357209665536 bytes (305135616 -> 331350016 blocks of 4096 bytes)
fsadm: Dry execution resize2fs /dev/mapper/data-videoRW 331350016

Er zijn twee waarschuwingen:

Er is onlangs een fsck gedaan, die sla ik nu over. De ruimte in VG data is nu nog toereikend, dat breid ik later uit. Daar gaat ‘ie:

# lvextend -vr -L+100G data/videoRW /dev/sdd1
    Executing: /sbin/fsadm --verbose check /dev/data/videoRW
fsadm: "ext4" filesystem found on "/dev/mapper/data-videoRW".
fsadm: Skipping filesystem check for device "/dev/mapper/data-videoRW" as the filesystem is mounted on /home/wbk/movies
    /sbin/fsadm failed: 3
    Archiving volume group "data" metadata (seqno 60).
    Extending logical volume data/videoRW to 1.23 TiB
  WARNING: Sum of all thin volume sizes (4.28 TiB) exceeds the size of thin pool data/datatlvpool and the amount of free space in volume group (<2.02 TiB).
  Size of logical volume data/videoRW changed from <1.14 TiB (297984 extents) to 1.23 TiB (323584 extents).
    Loading table for data-datatlvpool_tdata (254:54).
    Suppressed data-datatlvpool_tdata (254:54) identical table reload.
    Loading table for data-datatlvpool_tmeta (254:53).
    Suppressed data-datatlvpool_tmeta (254:53) identical table reload.
    Loading table for data-datatlvpool-tpool (254:55).
    Suppressed data-datatlvpool-tpool (254:55) identical table reload.
    Loading table for data-videoRO-real (254:46).
    Suppressed data-videoRO-real (254:46) identical table reload.
    Loading table for data-videoRW (254:60).
    Loading table for data-videoRO-real (254:46).
    Suppressed data-videoRO-real (254:46) identical table reload.
    Loading table for data-videoRO (254:47).
    Suppressed data-videoRO (254:47) identical table reload.
    Not monitoring data/datatlvpool with libdevmapper-event-lvm2thin.so
    Unmonitored LVM-OHMt6RDBp5VnJD9hQdjwYm5yfUSKWCDPezYY3rnhKDVAyfaQI76PcSbAdHdkZYu0-tpool for events
    Suspending data-videoRW (254:60)
    Suspending data-datatlvpool-tpool (254:55)
    Suspending data-videoRO-real (254:46)
    Suspending data-datatlvpool_tdata (254:54)
    Suspending data-datatlvpool_tmeta (254:53)
    Loading table for data-datatlvpool_tdata (254:54).
    Suppressed data-datatlvpool_tdata (254:54) identical table reload.
    Loading table for data-datatlvpool_tmeta (254:53).
    Suppressed data-datatlvpool_tmeta (254:53) identical table reload.
    Loading table for data-datatlvpool-tpool (254:55).
    Suppressed data-datatlvpool-tpool (254:55) identical table reload.
    Loading table for data-videoRO-real (254:46).
    Suppressed data-videoRO-real (254:46) identical table reload.
    Resuming data-datatlvpool_tdata (254:54).
    Resuming data-datatlvpool_tmeta (254:53).
    Resuming data-datatlvpool-tpool (254:55).
    Resuming data-videoRO-real (254:46).
    Resuming data-videoRW (254:60).
    Monitored LVM-OHMt6RDBp5VnJD9hQdjwYm5yfUSKWCDPezYY3rnhKDVAyfaQI76PcSbAdHdkZYu0-tpool for events
    Creating volume group backup "/etc/lvm/backup/data" (seqno 61).
  Logical volume data/videoRW successfully resized.
    Executing: /sbin/fsadm --verbose resize /dev/data/videoRW 1325400064K
fsadm: "ext4" filesystem found on "/dev/mapper/data-videoRW".
fsadm: Device "/dev/mapper/data-videoRW" size is 1357209665536 bytes
fsadm: Parsing tune2fs -l "/dev/mapper/data-videoRW"
fsadm: Resizing filesystem on device "/dev/mapper/data-videoRW" to 1357209665536 bytes (305135616 -> 331350016 blocks of 4096 bytes)
fsadm: Executing resize2fs /dev/mapper/data-videoRW 331350016
resize2fs 1.44.5 (15-Dec-2018)
Filesystem at /dev/mapper/data-videoRW is mounted on /home/wbk/movies; on-line resizing required
old_desc_blocks = 73, new_desc_blocks = 79
The filesystem on /dev/mapper/data-videoRW is now 331350016 (4k) blocks long.

root@fractal:~# 

De ruimte zou nu tot de zomer uit moeten komen:

# df -hTt ext4|grep videoRW
/dev/mapper/data-videoRW  ext4  1.3T  1.2T  102G  92% /home/wbk/movies

Source URL: https://online.osba.nl/blog/2021/05/08/lv-uitbreiden/