[ovirt-users] Host in error state

[Sahina Bose]

On Tue, Oct 25, 2016 at 12:32 PM, knarra <knarra at redhat.com> wrote:

> Hi All,
>
>     I am currently using ovirt master branch, having hosted-engine setup
> with glusterfs as the storage domain. I launched some vms and try to start
> them. VMs fails to start on two other hosts in the cluster and both of them
> go into error state. why does the hosts go into error state ?
>
>     I see the following error in the vdsm logs on why the vm start process
> fails.
>
> 2016-10-25 12:13:37,320 ERROR   (Thread-301489) [virt.vm]
> vmId=`0b84e276-3375-46e8-8f5f-3e0ccee82f95`::The vm start process failed
> (vm:582)
> Traceback (most recent call last):
>   File "/usr/share/vdsm/virt/vm.py", line 523, in _startUnderlyingVm
>     self._run()
>   File "/usr/share/vdsm/virt/vm.py", line 1855, in _run
>     domxml = hooks.before_vm_start(self._buildDomainXML(),
>   File "/usr/share/vdsm/virt/vm.py", line 1555, in _buildDomainXML
>     self._appendDevices(domxml)
>   File "/usr/share/vdsm/virt/vm.py", line 1502, in _appendDevices
>     deviceXML = dev.getXML().toxml(encoding='utf-8')
>   File "/usr/share/vdsm/virt/vmdevices/storage.py", line 422, in getXML
>     self._validate()
>   File "/usr/share/vdsm/virt/vmdevices/storage.py", line 491, in _validate
>     raise ValueError("Network disk without hosts")
> ValueError: Network disk without hosts
>

Regarding this error - it seems like an issue with the vdsm build  that
you're using.


>
>     seeing following error in the events tab "Host hosted_engine2 will be
> switched to Error status for 30 minutes because it failed to run a VM."
>
>     seeing following error in the engine logs.
>
>
> 2016-10-25 06:44:36,912 INFO [org.ovirt.engine.core.vdsbroker.FailedToRunVmVDSCommand]
> (org.ovirt.thread.pool-6-thread-1) [20bafb6a] START,
> FailedToRunVmVDSCommand(HostName
>  = hosted_engine2, FailedToRunVmVDSCommandParameters:{runAsync='true',
> hostId='fcf264de-6f03-4835-8c26-6927417d848b'}), log id: 5b369412
> 2016-10-25 06:44:36,920 INFO [org.ovirt.engine.core.vdsbroker.SetVdsStatusVDSCommand]
> (org.ovirt.thread.pool-6-thread-1) [20bafb6a] START,
> SetVdsStatusVDSCommand(HostName =
>  hosted_engine2, SetVdsStatusVDSCommandParameters:{runAsync='true',
> hostId='fcf264de-6f03-4835-8c26-6927417d848b', status='Error',
> nonOperationalReason='NONE', stopSpmFailur
> eLogged='false', maintenanceReason='null'}), log id: 3ae9ae50
> 2016-10-25 06:44:36,927 INFO [org.ovirt.engine.core.vdsbroker.SetVdsStatusVDSCommand]
> (org.ovirt.thread.pool-6-thread-1) [20bafb6a] FINISH,
> SetVdsStatusVDSCommand, log id:
> 3ae9ae50
> 2016-10-25 06:44:36,934 ERROR [org.ovirt.engine.core.dal.dbb
> roker.auditloghandling.AuditLogDirector] (org.ovirt.thread.pool-6-thread-1)
> [20bafb6a] Correlation ID: null, Call
>  Stack: null, Custom Event ID: -1, Message: Host hosted_engine2 will be
> switched to Error status for 30 minutes because it failed to run a VM.
>


Not sure if this behaviour was introduced recently or not. Infra/Virt team
could help?



> 2016-10-25 06:44:36,934 INFO [org.ovirt.engine.core.vdsbroker.VdsManager]
> (org.ovirt.thread.pool-6-thread-1) [20bafb6a] Vds 'hosted_engine2' moved
> to Error mode after 3 att
> empts. Time: Tue Oct 25 06:44:36 UTC 2016
> 2016-10-25 06:44:36,934 INFO [org.ovirt.engine.core.vdsbroker.FailedToRunVmVDSCommand]
> (org.ovirt.thread.pool-6-thread-1) [20bafb6a] FINISH,
> FailedToRunVmVDSCommand, log id
> : 5b369412
>
> Thanks
>
> kasturi
>
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