[ovirt-users] IOPS per VM

Johan Kooijman mail at johankooijman.com
Thu Jul 23 21:04:19 UTC 2015


It's a Zetavault server, ZFS on Linux.

On Thu, Jul 23, 2015 at 11:00 PM, Karli Sjöberg <karli.sjoberg at slu.se>
wrote:

>  Forgot reply all...
>
> Den 23 jul 2015 10:13 em skrev Johan Kooijman <mail at johankooijman.com>:
> >
> > iotop on NFS servers tells me it's NFS what's taking the load :)
>
> What server is it?
>
> /K
>
> >
> > On Thu, Jul 23, 2015 at 10:11 PM, Karli Sjöberg <karli.sjoberg at slu.se>
> wrote:
> >>
> >>
> >> Den 23 jul 2015 9:53 em skrev Johan Kooijman <mail at johankooijman.com>:
> >> >
> >> > My bad - should've mentioned we're running on NFS, iotop doesn't show
> that.
> >>
> >> So run it on the NFS server to see what file is most demanding?
> >>
> >> /K
> >>
> >> >
> >> > On Thu, Jul 23, 2015 at 9:14 PM, Chris Adams <cma at cmadams.net> wrote:
> >> >>
> >> >> Once upon a time, Johan Kooijman <mail at johankooijman.com> said:
> >> >> > We're having some storage issues at the moment, some piece of our
> ovirt
> >> >> > setup is eating up all available write IOPS.
> >> >> > Is there a way of finding out which VM it may be? It's not CPU
> and/or
> >> >> > network related it seems, because all VM's look good from the
> interface.
> >> >>
> >> >> Try running "iotop" from the shell on the host.
> >> >> --
> >> >> Chris Adams <cma at cmadams.net>
> >> >> _______________________________________________
> >> >> Users mailing list
> >> >> Users at ovirt.org
> >> >> http://lists.ovirt.org/mailman/listinfo/users
> >> >
> >> >
> >> >
> >> >
> >> > --
> >> > Met vriendelijke groeten / With kind regards,
> >> > Johan Kooijman
> >
> >
> >
> >
> > --
> > Met vriendelijke groeten / With kind regards,
> > Johan Kooijman
>



-- 
Met vriendelijke groeten / With kind regards,
Johan Kooijman
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