Sur une VM, une partition est presque pleine : df

/dev/vdb1      3611286180 3300868068 134241800  97% /var/lib/nfdump

Dans l'interface de Proxmox, ajouter de l'espace au disque virtuel (Disk Action / Resize).

Ensuite, dans la VM, les logs affichent :

[956144.404883] virtio_blk virtio3: [vdb] new size: 8178892800 512-byte logical blocks (4.19 TB/3.81 TiB)
[956144.404896] vdb: detected capacity change from 7340032000 to 8178892800

Redimensionner la partition : parted /dev/vdb :

Warning: Not all of the space available to /dev/vdb appears to be used, you can fix the GPT to use all of the space (an extra 838860800 blocks) or continue with the current setting?  
Fix/Ignore? Fix
 
(parted)  resizepart 1 100% 
Warning: Partition /dev/vdb1 is being used. Are you sure you want to continue?
Yes/No? Yes    
(parted) quit

Enfin redimensionner le filesystem EXT4 : resize2fs /dev/vdb1 :

resize2fs 1.47.0 (5-Feb-2023)
Filesystem at /dev/vdb1 is mounted on /var/lib/nfdump; on-line resizing required
old_desc_blocks = 438, new_desc_blocks = 488
The filesystem on /dev/vdb1 is now 1022361339 (4k) blocks long.

df

/dev/vdb1      4024137380 3300897764 530286544  87% /var/lib/nfdump