Firstly and MOST IMPORTANTLY! We have to UNMOUNT and CHECK FILESYSTEM HEALTH before resizing process:
[pastacode lang=”bash” manual=”umount%20%2Fdev%2Fmapper%2F%7B%24volumeGroupName%7D%0Ae2fsck%20-fy%20%2Fdev%2Fmapper%2F%7B%24volumeGroupName%7D” message=”” highlight=”1-2″ provider=”manual”/]
Then we have to reduce the logical volume:
[pastacode lang=”bash” manual=”lvreduce%20-L%20%7B%24newSize%7DG%20%2Fdev%2Fmapper%2F%7B%24volumeGroupName%7D” message=”” highlight=”1″ provider=”manual”/]
And then resize to filesystem with:
[pastacode lang=”bash” manual=”resize2fs%20%2Fdev%2Fmapper%2F%7B%24volumeGroupName%7D” message=”” highlight=”1″ provider=”manual”/]