[Users] VM stuck in state Not Responding

[Itamar Heim]

On 09/28/2012 12:34 PM, Patrick Hurrelmann wrote:
> Hi List,
>
> in my test lab the iSCSI SAN crashed and caused some mess. My cluster
> has 3 hosts running VMs. The SPM node was fenced and automatically
> shutdown due to the storage crash. All VMs running on the other 2 hosts
> were put to pause. I recovered the storage and powered on the fenced
> node. All VMs were restarted or coming back to live except one. Since
> this incident I am no longer able to start oder stop it. It is stuck in
> state "Not Responding" and it seems I cannot revive it anymore.
> The engine only provides the stop or shutdown operations, but none works.
>
> The following is logged when trying to stop it:
>
> 2012-09-28 12:29:08,415 INFO  [org.ovirt.engine.core.bll.StopVmCommand]
> (pool-3-thread-50) [49165a9b] Running command: StopVmCommand internal:
> false. Entities affected :  ID: 0e95f511-62c5-438c-91fe-01c206ceb78f
> Type: VM2012-09-28 12:29:08,416 WARN
> [org.ovirt.engine.core.bll.VmOperationCommandBase] (pool-3-thread-50)
> [49165a9b] Strange, according to the status "NotResponding" virtual
> machine "0e95f511-62c5-438c-91fe-01c206ceb78f" should be running in a
> host but it isnt.
> 2012-09-28 12:29:08,420 ERROR [org.ovirt.engine.core.bll.StopVmCommand]
> (pool-3-thread-50) [49165a9b] Transaction rolled-back for command:
> org.ovirt.engine.core.bll.StopVmCommand.
>
> and when trying to shutdown:
>
> 2012-09-28 12:30:16,213 INFO
> [org.ovirt.engine.core.bll.ShutdownVmCommand] (pool-3-thread-48)
> [42788145] Running command: ShutdownVmCommand internal: false. Entities
> affected :  ID: 0e95f511-62c5-438c-91fe-01c206ceb78f Type: VM
> 2012-09-28 12:30:16,214 WARN
> [org.ovirt.engine.core.bll.VmOperationCommandBase] (pool-3-thread-48)
> [42788145] Strange, according to the status "NotResponding" virtual
> machine "0e95f511-62c5-438c-91fe-01c206ceb78f" should be running in a
> host but it isnt.
> 2012-09-28 12:30:16,218 ERROR
> [org.ovirt.engine.core.bll.ShutdownVmCommand] (pool-3-thread-48)
> [42788145] Transaction rolled-back for command:
> org.ovirt.engine.core.bll.ShutdownVmCommand.
>
> Is there anything I can do to reset that stuck state and bring the VM
> back to live?
>
> Best regards
> Patrick
>

try moving all vm's from that host (migrate them to the other hosts), 
then fence it (or shutdown manually and right click, confirm shutdown) 
to try and release the vm from it.