[ovirt-users] Snapshot Locked for an extended period of time

[Raz Tamir]

Hi Simon,
1) What is the ovirt version you are using?
2) On what is the storage type (nfs, iscsi, ...) you creating the snapshot?

* It seems the the logs are not from the time this issue occur



Thanks,
Raz Tamir
Red Hat Israel

On Thu, Feb 25, 2016 at 1:43 PM, Simon Hallam <sha at pml.ac.uk> wrote:

> Hi All,
>
> I’ve recently written a script which:
>    1. Takes a snapshot with memory.
>    2. Creates a VM from that snapshot.
>    3. Exports the snapshot to the export domain.
>    4. Deletes the snapshot.
>    5. Deletes the cloned VM.
>
> Whilst running the script for the first time last night, the script
> timed out whilst deleting the snapshot on the VM at step 4.
>
> Now the logs are filled with:
>
> 2016-02-25 10:32:53,272
> INFO  [org.ovirt.engine.core.bll.RemoveSnapshotCommandCallback]
> (DefaultQuartzScheduler_Worker-25) [4559dd29] Waiting on Live Merge child
> commands to complete
> 2016-02-25 10:32:53,332
> INFO  [org.ovirt.engine.core.bll.RemoveSnapshotSingleDiskLiveCommand]
> (DefaultQuartzScheduler_Worker-25) [225b841f] Waiting on Live Merge command
> step MERGE to complete
> 2016-02-25 10:32:53,335
> INFO  [org.ovirt.engine.core.bll.MergeCommandCallback]
> (DefaultQuartzScheduler_Worker-25) [4559dd29] Waiting on merge command to
> complete
> 2016-02-25 10:32:55,331
> INFO  [org.ovirt.engine.core.vdsbroker.VdsUpdateRunTimeInfo]
> (DefaultQuartzScheduler_Worker-19) [4559dd29] VM job
> c1064551-022f-4549-a9d4-bb915e177e80: In progress (no change)
> 2016-02-25 10:32:58,405
> INFO  [org.ovirt.engine.core.vdsbroker.VdsUpdateRunTimeInfo]
> (DefaultQuartzScheduler_Worker-37) [4559dd29] VM job
> c1064551-022f-4549-a9d4-bb915e177e80: In progress, updating
> 2016-02-25 10:33:01,521
> INFO  [org.ovirt.engine.core.vdsbroker.VdsUpdateRunTimeInfo]
> (DefaultQuartzScheduler_Worker-56) [4559dd29] VM job
> c1064551-022f-4549-a9d4-bb915e177e80: In progress (no change)
> 2016-02-25 10:33:03,337
> INFO  [org.ovirt.engine.core.bll.RemoveSnapshotCommandCallback]
> (DefaultQuartzScheduler_Worker-12) [4559dd29] Waiting on Live Merge child
> commands to complete
> 2016-02-25 10:33:03,350
> INFO  [org.ovirt.engine.core.bll.RemoveSnapshotSingleDiskLiveCommand]
> (DefaultQuartzScheduler_Worker-12) [225b841f] Waiting on Live Merge command
> step MERGE to complete
> 2016-02-25 10:33:03,352
> INFO  [org.ovirt.engine.core.bll.MergeCommandCallback]
> (DefaultQuartzScheduler_Worker-12) [4559dd29] Waiting on merge command to
> complete
> 2016-02-25 10:33:04,678
> INFO  [org.ovirt.engine.core.vdsbroker.VdsUpdateRunTimeInfo]
> (DefaultQuartzScheduler_Worker-22) [4559dd29] VM job
> c1064551-022f-4549-a9d4-bb915e177e80: In progress (no change)
> 2016-02-25 10:33:07,852
> INFO  [org.ovirt.engine.core.vdsbroker.VdsUpdateRunTimeInfo]
> (DefaultQuartzScheduler_Worker-11) [4559dd29] VM job
> c1064551-022f-4549-a9d4-bb915e177e80: In progress (no change)
> 2016-02-25 10:33:10,993
> INFO  [org.ovirt.engine.core.vdsbroker.VdsUpdateRunTimeInfo]
> (DefaultQuartzScheduler_Worker-44) [4559dd29] VM job
> c1064551-022f-4549-a9d4-bb915e177e80: In progress, updating
> 2016-02-25 10:33:13,354
> INFO  [org.ovirt.engine.core.bll.RemoveSnapshotCommandCallback]
> (DefaultQuartzScheduler_Worker-14) [4559dd29] Waiting on Live Merge child
> commands to complete
>
> I have attached the log of when the snapshot started deleting (2016-02-
> 24 23:51:17,094).
>
> Any idea what's gone wrong? What are my next steps to clear this?
>
> Cheers,
>
> Simon
>
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