[ClusterLabs] Antw: Re: Problem in Xen RA (SLES11 SP3)?
zren at suse.com
Mon Jul 27 23:08:41 EDT 2015
When you think the problem is relative to a specified vendor, you'd better
file a report as Lars said.
For see sles11 sp3, you can report here: https://bugzilla.suse.com/index.cgi
Lars Marowsky-Bree <lmb at suse.com> schrieb am 17.07.2015 um 09:50 in Nachricht
> <20150717075045.GU6607 at suse.de>:
> > On 2015-07-09T17:13:01, Ulrich Windl <Ulrich.Windl at rz.uni-regensburg.de> wrote:
> >> I was watching our Xen-cluster when there were problems, and I found this:
> >> Name ID Mem VCPUs State
> > Time(s)
> >> Domain-0 0 13401 24 r----- 560.6
> >> [...other domains running...]
> >> v08 8 16384 1 --p--- 0.0
> >> v09 9 16384 0 --p--- 0.0
> >> Jul 9 17:06:04 h01 Xen(prm_xen_v08): INFO: Xen domain v08 will be
> > stopped (timeout: 400s)
> >> Jul 9 17:06:09 h01 Xen(prm_xen_v09): INFO: Xen domain v09 already
> > stopped.
> >> Obviously this is not true: When the cluster tried to start the domain, it
> > never left that p-state. But the re-create the domain, I guess the cluster
> > to destroy the existing domain.
> >> Any insights on this?
> > The usual answer: please file a bug report.
> So you are saying it's a bug?
> Anyway, what had happened was this: Someone changed the VM configuration of
> another VM to get more memory. Then the cluster tried to start all VMs on a
> single node, but that node (Domain-0) did not have enough memory... Thus the
> VMs were staying in that "p-state".
> What I guess is this: Such a domain is not actually running (and needs to be
> destroyed (stopped) before any attempt to start the VM elsewhere is done)
> Can you confirm?
> Another question is why Xen doesn't fail the start of such a VM more or less
> immediately; it seems Xen is waiting for more memory to arrive indefinitely.
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