Linux : Etendre une partition LVM

Procédure

• Affichage des groupes de volume LVM

root@serveur:~# vgdisplay
  --- Volume group ---
  VG Name               ubuntu-vg
  System ID
  Format                lvm2
  Metadata Areas        1
  Metadata Sequence No  2
  VG Access             read/write
  VG Status             resizable
  MAX LV                0
  Cur LV                1
  Open LV               1
  Max PV                0
  Cur PV                1
  Act PV                1
  VG Size               <148,00 GiB
  PE Size               4,00 MiB
  Total PE              37887
  Alloc PE / Size       18943 / <74,00 GiB
  Free  PE / Size       18944 / 74,00 GiB
  VG UUID               xxxxxx-xxxx-xxxx-xxxx-xxxx-xxxx-xxxxxx

• Affichage des volumes logiques LVM

root@serveur:~# lvdisplay
  --- Logical volume ---
  LV Path                /dev/ubuntu-vg/ubuntu-lv
  LV Name                ubuntu-lv
  VG Name                ubuntu-vg
  LV UUID                xxxxxx-xxxx-xxxx-xxxx-xxxx-xxxx-xxxxxx
  LV Write Access        read/write
  LV Creation host, time ubuntu-server, 2024-06-11 11:35:53 +0000
  LV Status              available
  # open                 1
  LV Size                <74,00 GiB
  Current LE             18943
  Segments               1
  Allocation             inherit
  Read ahead sectors     auto
  - currently set to     256
  Block device           253:0

• Augmentation de la taille du volume logique LVM

root@serveur:~# lvextend -l +100%FREE /dev/ubuntu-vg/ubuntu-lv

• Augmentation de la partition ext4

root@serveur:~# resize2fs /dev/ubuntu-vg/ubuntu-lv

Liens

https://docs.redhat.com/fr/documentation/red_hat_enterprise_linux/6/html/logical_volume_manager_administration/lv_extend#lv_extend

http://www.docmirror.net/fr/linux/howto/admin/LVM-HOWTO/ch11s09.html

https://www.redhat.com/sysadmin/resize-lvm-simple ‎ ‎

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