[CentOS-virt] Bad Disk Performance of domU

Tue May 26 17:32:50 UTC 2009
Christopher G. Stach II <cgs at ldsys.net>

----- "Francisco Pérez" <fperez.x at gmail.com> wrote:

> Thanks all of you. Just with the nonsparse option works all right.
> Then an LVM+nonsparse+phy will be the better setup?
> Regards.

Yes, except sparseness is only relevant to file-backed vbds in normal use.  (There could ostensibly be a similar lazy block allocation option for a target on something like a SAN/NAS and you would expect some performance degradation for some writes.)

Christopher G. Stach II