Resize2fs

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resize2fs ext2/ext3/ext4 file system resizer


resize2fs /dev/mapper/VolGroup-lv_root
resize2fs /dev/mapper/ubuntu--vg-ubuntu--lv
resize2fs 1.45.6 (20-Mar-2020)
The filesystem is already 16646144 (4k) blocks long.  Nothing to do!
resize2fs /dev/mapper/ubuntu--vg-ubuntu--lv
resize2fs 1.45.6 (20-Mar-2020)
Filesystem at /dev/mapper/ubuntu--vg-ubuntu--lv is mounted on /; on-line resizing required
old_desc_blocks = 8, new_desc_blocks = 16
The filesystem on /dev/mapper/ubuntu--vg-ubuntu--lv is now 33291264 (4k) blocks long.


Activities[edit]

  1. Extend LVM on qcow2 images



Related commands[edit]

See also[edit]

scan: pvscan vgscan
LVM: lvs lvmscan lvm fullreport lvmreport lvmconfig lvmdump lvmcheck lvm dumpconfig
Scan: pvs vgs lvs pvscan vgscan
PV: pvcreate pvremove pvscan pvremove pvscan pvs pvchange pvck pvdisplay pvresize
LV: lvdisplay lvcreate lvremove, lvresize, lvextend, lvreduce, lvrename
VG: vgdisplay,vgcreate,vgremove, vgextend, vgreduce, vgscan, vgchange, vgrename, vgcfgbackup, vgcfgrestore, vgimportclone, vgck
Check commands: pvck vgck

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