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resize2fs / xfs_growfs — growing a filesystem

cheat sheet · e2fsprogs · xfsprogs https://lab.dimsanych.ru/en/wiki/resize2fs/

Cheat sheet

sudo lvextend -L +10G /dev/labvg/data grow the volume first (see lvm)
sudo resize2fs /dev/labvg/data ext4: fill all free space in the volume
sudo resize2fs /dev/labvg/data 20G ext4: to a specific size
sudo xfs_growfs -d /data xfs: mountpoint, not the device!
sudo lvextend -r -L +10G /dev/labvg/data volume + filesystem in one command
df -h /data check the result

Options

Below are the main flags of resize2fs and xfs_growfs; the full list is in man resize2fs/man xfs_growfs.