how to handel performance issue

[Jayakrishnan G Naik]

Hi Ani,

Manpages for lvmpvg and lvcreate will help you to see how to do striping in LVM. This should be planned proactively , else as a reactive remedy, this task may need down time, backup and restore. You can add more than one pv for a vg to /etc/lvmpvg (man pages & examples are really helpful) and create vg with this physical volume group.

While creating lv use Distributed allocation policy so that extends will be striped within available PVs in the vg. The net effect is better write performance and lesser io & less load for individual disks.

lvcreate -D y ......

Thanks & Regards
Jayakrishnan G Naik

[ani007]

Tnx All..

Regards,
Ani