On 2/2/2015 8:52 PM, Jatin Davey wrote: > So , You dont think that any configuration changes like increasing the > number of volumes or anything else will help in reducing the I/O wait > time ? not by much. it might reduce the overhead if you use LVM volumes for virtual disks instead of using files, but if you're doing too much disk IO, there's not much that helps other than faster disks (or reducing the amount of reads by more aggressive caching via having more memory). -- john r pierce 37N 122W somewhere on the middle of the left coast