No one experienced such issue? On Mon, Jun 3, 2013 at 4:41 PM, linuxsupport <lin.support at gmail.com> wrote: > Hi All, > > I am using CentOS 6.4 on 4 servers, guests are also CentOS 6.4 > > Network is setup using virtio, and vhost, this works well but sometime I > see connection issue from application to DB. > > I found that sometimes latency increases from 0.200 ms approx to 123ms or > even more sometimes, this happens only for 1-2 packets but keep happening > after sometime. > > CPU load remains under 1, CPU usages is around 20-30%. > > If I ping from host machine to host machine then there is consistent > latency, this only happens when ping from a guest machine to either other > guest machines or a host machine. > > Did anyone face similar issue? >