slow "KVM Host" in EL6 ?

[Dmitry Makovey]

On Thursday, May 12, 2011, Dmitry Makovey wrote:
> Hi everybody,
> 
> we have some weird problem with EL6 box which serves as a KVM host for 3
> VMs currently. It shares the same interface with all 3 VMs (same network).
> All works, except from time to time machine behaves very slow in console
> (ok, SSH connection) and it happens only from time to time.
> 
> We've got vnstat running on that box. There is no sign of network overload
> so far. Average load never crosses 1 (actually it's in 0.2 neighbourhood)
> so we're really at loss.
> 
> Did anybody experience something similar? Any suggestions on where to look?

looking at responses is it safe to assume - nobody ever seen problems 
described above (which would mean we have to dig into our configuration to be 
able to spot the problem)

-- 
Dmitry Makovey
Web Systems Administrator
Athabasca University
(780) 675-6245
---
When in trouble when in doubt run in circles scream and shout 
     http://www.wordwizard.com/phpbb3/viewtopic.php?f=16&t=19330
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