+1 from me

On Tue, Mar 26, 2019 at 11:13 AM Dominik Holler <dholler@redhat.com> wrote:
>
> On Tue, 26 Mar 2019 12:31:36 +0100
> Dominik Holler <dholler@redhat.com> wrote:
>
> > On Tue, 26 Mar 2019 10:58:22 +0000
> > Dafna Ron <dron@redhat.com> wrote:
> >
> > > This is still failing randomly
> > >
> >
> > I created https://gerrit.ovirt.org/#/c/98906/ to help to understand
> > which action is crashing the guest.
> >
>
> I was not able to reproduce the failure with the change above.
> We could merge the change to have better information on the next
> failure.
>
>
> > >
> > > On Tue, Mar 26, 2019 at 8:15 AM Dominik Holler <dholler@redhat.com> wrote:
> > >
> > > > On Mon, 25 Mar 2019 17:30:53 -0400
> > > > Ryan Barry <rbarry@redhat.com> wrote:
> > > >
> > > > > It may be virt, but I'm looking...
> > > > >
> > > > > I'm very suspicious of this happening immediately after hotplugging a
> > > > NIC,
> > > > > especially since the bug attached to https://gerrit.ovirt.org/#/c/98765/
> > > > > talks about dropping packets. Dominik, did anything else change here?
> > > > >
> > > >
> > > > No, nothing I am aware of.
> > > >
> > > > Is there already a pattern in the failed runs detected, or does it fail
> > > > randomly?
> > > >
> > > > > On Mon, Mar 25, 2019 at 12:42 PM Anton Marchukov <amarchuk@redhat.com>
> > > > > wrote:
> > > > >
> > > > > > Which team is it? Is it Virt? Just checking who should open a bug in
> > > > > > libvirt as suggested.
> > > > > >
> > > > > > > On 22 Mar 2019, at 20:52, Nir Soffer <nsoffer@redhat.com> wrote:
> > > > > > >
> > > > > > > On Fri, Mar 22, 2019 at 7:12 PM Dafna Ron <dron@redhat.com> wrote:
> > > > > > > Hi,
> > > > > > >
> > > > > > > We are failing ovirt-engine master on test
> > > > 004_basic_sanity.hotplug_cpu
> > > > > > > looking at the logs, we can see that the for some reason, libvirt
> > > > > > reports a vm as none responsive which fails the test.
> > > > > > >
> > > > > > > CQ first failure was for patch:
> > > > > > > https://gerrit.ovirt.org/#/c/98553/ - core: Add display="on" for
> > > > mdevs,
> > > > > > use nodisplay to override
> > > > > > > But I do not think this is the cause of failure.
> > > > > > >
> > > > > > > Adding Marcin, Milan and Dan as well as I think it may be netwrok
> > > > > > related.
> > > > > > >
> > > > > > > You can see the libvirt log here:
> > > > > > >
> > > > > >
> > > > https://jenkins.ovirt.org/job/ovirt-master_change-queue-tester/13516/artifact/basic-suite.el7.x86_64/test_logs/basic-suite-master/post-004_basic_sanity.py/lago-basic-suite-master-host-1/_var_log/libvirt.log
> > > > > > >
> > > > > > > you can see the full logs here:
> > > > > > >
> > > > > > >
> > > > > >
> > > > http://jenkins.ovirt.org/job/ovirt-master_change-queue-tester/13516/artifact/basic-suite.el7.x86_64/test_logs/basic-suite-master/post-004_basic_sanity.py/
> > > > > > >
> > > > > > > Evgheni and I confirmed this is not an infra issue and the problem is
> > > > > > ssh connection to the internal vm
> > > > > > >
> > > > > > > Thanks,
> > > > > > > Dafna
> > > > > > >
> > > > > > >
> > > > > > > error:
> > > > > > > 2019-03-22 15:08:22.658+0000: 22068: warning :
> > > > qemuDomainObjTaint:7521 :
> > > > > > Domain id=3 name='vm0' uuid=a9443d02-e054-40bb-8ea3-ae346e2d02a7 is
> > > > > > tainted: hook-script
> > > > > > >
> > > > > > > Why our vm is tainted?
> > > > > > >
> > > > > > > 2019-03-22 15:08:22.693+0000: 22068: error :
> > > > > > virProcessRunInMountNamespace:1159 : internal error: child reported:
> > > > unable
> > > > > > to set security context 'system_u:object_r:virt_content_t:s0' on
> > > > > >
> > > > '/rhev/data-center/mnt/blockSD/91d97292-9ac3-4d77-a152-c7ea3250b065/images/e60dae48-ecc7-4171-8bfe-42bfc2190ffd/40243c76-a384-4497-8a2d-792a5e10d510':
> > > > > > No such file or directory
> > > > > > >
> > > > > > > This should not happen, libvirt is not adding labels to files in
> > > > > > /rhev/data-center. It is using using its own mount
> > > > > > > namespace and adding there the devices used by the VM. Since libvirt
> > > > > > create the devices in its namespace
> > > > > > > it should not complain about missing paths in /rhev/data-center.
> > > > > > >
> > > > > > > I think we should file a libvirt bug for this.
> > > > > > >
> > > > > > > 2019-03-22 15:08:28.168+0000: 22070: error :
> > > > > > qemuDomainAgentAvailable:9133 : Guest agent is not responding: QEMU
> > > > guest
> > > > > > agent is not connected
> > > > > > > 2019-03-22 15:08:58.193+0000: 22070: error :
> > > > > > qemuDomainAgentAvailable:9133 : Guest agent is not responding: QEMU
> > > > guest
> > > > > > agent is not connected
> > > > > > > 2019-03-22 15:13:58.179+0000: 22071: error :
> > > > > > qemuDomainAgentAvailable:9133 : Guest agent is not responding: QEMU
> > > > guest
> > > > > > agent is not connected
> > > > > > >
> > > > > > > Do we have guest agent in the test VMs?
> > > > > > >
> > > > > > > Nir
> > > > > >
> > > > > > --
> > > > > > Anton Marchukov
> > > > > > Associate Manager - RHV DevOps - Red Hat
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
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> > > > > >
> > > > >
> > > > >
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> > > >
> >
>


--

Ryan Barry

Associate Manager - RHV Virt/SLA

rbarry@redhat.com    M: +16518159306     IM: rbarry
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