On Thu, Jan 24, 2019 at 11:28 AM Elad Ben Aharon <ebenahar(a)redhat.com>
wrote:
Thanks!
+Fred Rolland <frolland(a)redhat.com> seems like the same issue as reported
in
https://bugzilla.redhat.com/show_bug.cgi?id=1555116
Seems to be related with time-out issues. Though i did not have any storage
issues that could have affected the snapshot procedure, although I am
running a replica 2 on 1Gbit network where vm storage resides which is not
the fastest and may affect this. Could rebasing the backing-chain to
reflect the engine state be a solution for this?
2019-01-24 10:12:08,240+02 ERROR
[org.ovirt.engine.core.bll.snapshots.RemoveSnapshotCommand] (default
task-544) [416c625f-e57b-46b8-bf74-5b774191fada] Error during
ValidateFailure.: java.lang.NullPointerExceptio
n
at org.ovirt.engine.core.bll.validator.storage.
StorageDomainValidator.getTotalSizeForMerge(StorageDomainValidator.java:205)
[bll.jar:]
at org.ovirt.engine.core.bll.validator.storage.
StorageDomainValidator.hasSpaceForMerge(StorageDomainValidator.java:241)
[bll.jar:]
at org.ovirt.engine.core.bll.validator.storage.
MultipleStorageDomainsValidator.lambda$allDomainsHaveSpaceForMerge$6(
MultipleStorageDomainsValidator.java:122) [bll.jar:]
at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
[rt.jar:1.8.0_191]
On Thu, Jan 24, 2019 at 10:25 AM Alex K <rightkicktech(a)gmail.com> wrote:
> When I get the error the engine.log logs the attached
> engine-partial.log.
> At vdsm.log at SPM host I don't see any error generated.
> Full logs also attached.
>
> Thanx,
> Alex
>
>
>
>
> On Wed, Jan 23, 2019 at 5:53 PM Elad Ben Aharon <ebenahar(a)redhat.com>
> wrote:
>
>> Hi,
>>
>> Can you please provide engine.log and vdsm.log?
>>
>> On Wed, Jan 23, 2019 at 5:41 PM Alex K <rightkicktech(a)gmail.com> wrote:
>>
>>> Hi all,
>>>
>>> I have ovirt 4.2.7, self-hosted on top gluster, with two servers.
>>> I have a specific VM which has encountered some snapshot issues.
>>> The engine lists 4 snapshots and when trying to delete one of them I
>>> get "General command validation failure".
>>>
>>> The VM was being backed up periodically by a python script which was
>>> creating a snapshot -> clone -> export -> delete clone -> delete
snapshot.
>>> There were times where the VM was complaining of some illegal snapshots
>>> following such backup procedures and I had to delete such illegal snapshots
>>> references from the engine DB (following some steps found online),
>>> otherwise I would not be able to start the VM if it was shut down. Seems
>>> though that this is not a clean process and leaves the underlying image of
>>> the VM in an inconsistent state in regards to its snapshots as when
>>> checking the backing chain of the image file I get:
>>>
>>> *b46d8efe-885b-4a68-94ca-e8f437566bee* (active VM)* ->*
>>> *b7673dca-6e10-4a0f-9885-1c91b86616af ->*
>>> *4f636d91-a66c-4d68-8720-d2736a3765df ->*
>>> 6826cb76-6930-4b53-a9f5-fdeb0e8012ac ->
>>> 61eea475-1135-42f4-b8d1-da6112946bac ->
>>> *604d84c3-8d5f-4bb6-a2b5-0aea79104e43 ->*
>>> 1e75898c-9790-4163-ad41-847cfe84db40 ->
>>> *cf8707f2-bf1f-4827-8dc2-d7e6ffcc3d43 ->*
>>> 3f54c98e-07ca-4810-82d8-cbf3964c7ce5 (raw image)
>>>
>>> The bold ones are the ones shown at engine GUI. The VM runs normally
>>> without issues.
>>> I was thinking if I could use qemu-img commit to consolidate and remove
>>> the snapshots that are not referenced from engine anymore. Any ideas from
>>> your side?
>>>
>>> Thanx,
>>> Alex
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>>
>>
>> --
>>
>> Elad Ben Aharon
>>
>> ASSOCIATE MANAGER, RHV storage QE
>>
> _______________________________________________
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--
Elad Ben Aharon
ASSOCIATE MANAGER, RHV storage QE