How ro resize LVM partition
 

I have raid 5 with LVM. I want to add a disk to resize an LVM partition.Kindly help me to do this.My OS is Linux 5.3

Have you seen this link? Seems pretty detailed and though it's an older post, comments toward the end show it's still applicable.

http://scotgate.org/?p=107

This may be useful also http://tldp.org/HOWTO/LVM-HOWTO/.

If you are adding a new disk the steps (roughly) are

0. BACKUP(!)
1. pv new disk
2. add to relevant vg
3. add to / extend LV
4. resize fs