[ovirt-users] Ghost Snapshot Disk
Shani Leviim
sleviim at redhat.com
Mon Feb 26 13:29:16 UTC 2018
Hi,
What is your engine version, please?
I'm trying to reproduce your steps, for understanding better was is the
cause for that error. Therefore, a full engine log is needed.
Can you please attach it?
Thanks,
*Shani Leviim*
On Mon, Feb 26, 2018 at 2:48 PM, Lionel Caignec <caignec at cines.fr> wrote:
> Hi
>
> 1) this is error message from ui.log
>
> 2018-02-26 13:44:10,001+01 ERROR [org.ovirt.engine.ui.frontend.
> server.gwt.OvirtRemoteLoggingService] (default task-3) [] Permutation
> name: 8C01181C3B121D0AAE1312275CC96415
> 2018-02-26 13:44:10,001+01 ERROR [org.ovirt.engine.ui.frontend.server.gwt.OvirtRemoteLoggingService]
> (default task-3) [] Uncaught exception: com.google.gwt.core.client.JavaScriptException:
> (TypeError)
> __gwt$exception: <skipped>: Cannot read property 'F' of null
> at org.ovirt.engine.ui.uicommonweb.models.storage.
> DisksAllocationModel$3.$onSuccess(DisksAllocationModel.java:120)
> at org.ovirt.engine.ui.uicommonweb.models.storage.
> DisksAllocationModel$3.onSuccess(DisksAllocationModel.java:120)
> at org.ovirt.engine.ui.frontend.Frontend$2.$onSuccess(Frontend.java:233)
> [frontend.jar:]
> at org.ovirt.engine.ui.frontend.Frontend$2.onSuccess(Frontend.java:233)
> [frontend.jar:]
> at org.ovirt.engine.ui.frontend.communication.
> OperationProcessor$2.$onSuccess(OperationProcessor.java:139)
> [frontend.jar:]
> at org.ovirt.engine.ui.frontend.communication.
> OperationProcessor$2.onSuccess(OperationProcessor.java:139)
> [frontend.jar:]
> at org.ovirt.engine.ui.frontend.communication.
> GWTRPCCommunicationProvider$5$1.$onSuccess(GWTRPCCommunicationProvider.java:269)
> [frontend.jar:]
> at org.ovirt.engine.ui.frontend.communication.
> GWTRPCCommunicationProvider$5$1.onSuccess(GWTRPCCommunicationProvider.java:269)
> [frontend.jar:]
> at com.google.gwt.user.client.rpc.impl.RequestCallbackAdapter.
> onResponseReceived(RequestCallbackAdapter.java:198) [gwt-servlet.jar:]
> at com.google.gwt.http.client.Request.$fireOnResponseReceived(Request.java:237)
> [gwt-servlet.jar:]
> at com.google.gwt.http.client.RequestBuilder$1.onReadyStateChange(RequestBuilder.java:409)
> [gwt-servlet.jar:]
> at Unknown.eval(webadmin-0.js at 65)
> at com.google.gwt.core.client.impl.Impl.apply(Impl.java:296)
> [gwt-servlet.jar:]
> at com.google.gwt.core.client.impl.Impl.entry0(Impl.java:335)
> [gwt-servlet.jar:]
> at Unknown.eval(webadmin-0.js at 54)
>
>
> 2) This line seems to be about the bad disk :
>
> f242cc9a-56c1-4ae4-aef0-f75eb01f74b1 | 2018-01-17 22:02:00+01 |
> 2748779069440 | 00000000-0000-0000-0000-000000000000 |
> 00000000-0000-0000-0000-000000000000 | 4 | 2018-01-18
> 22:01:20.5+01 | 0dd2090c-3491-4fa1-98c3-54ae88be793c
>
>
> 3) Snapshot table is empty for the concerned vm_id.
>
> ----- Mail original -----
> De: "Shani Leviim" <sleviim at redhat.com>
> À: "Lionel Caignec" <caignec at cines.fr>
> Cc: "users" <users at ovirt.org>
> Envoyé: Lundi 26 Février 2018 13:31:23
> Objet: Re: [ovirt-users] Ghost Snapshot Disk
>
> Hi Lionel,
>
> The error message you've mentioned sounds like a UI error.
> Can you please attach your ui log?
>
> Also, on the data from 'images' table you've uploaded, can you describe
> which line is the relevant disk?
>
> Finally (for now), in case the snapshot was deleted, can you please
> validate it by viewing the output of:
> $ select * from snapshots;
>
>
>
> *Regards,*
>
> *Shani Leviim*
>
> On Mon, Feb 26, 2018 at 9:20 AM, Lionel Caignec <caignec at cines.fr> wrote:
>
> > Hi Shani,
> > thank you for helping me with your reply,
> > i juste make a little mistake on explanation. In fact it's the snapshot
> > does not exist anymore. This is the disk(s) relative to her wich still
> > exist, and perhaps LVM volume.
> > So can i delete manually this disk in database? what about the lvm
> volume?
> > Is it better to recreate disk sync data and destroy old one?
> >
> >
> >
> > ----- Mail original -----
> > De: "Shani Leviim" <sleviim at redhat.com>
> > À: "Lionel Caignec" <caignec at cines.fr>
> > Cc: "users" <users at ovirt.org>
> > Envoyé: Dimanche 25 Février 2018 14:26:41
> > Objet: Re: [ovirt-users] Ghost Snapshot Disk
> >
> > Hi Lionel,
> >
> > You can try to delete that snapshot directly from the database.
> >
> > In case of using psql [1], once you've logged in to your database, you
> can
> > run this query:
> > $ select * from snapshots where vm_id = '<your_vm_id>';
> > This one would list the snapshots associated with a VM by its id.
> >
> > In case you don't have you vm_id, you can locate it by querying:
> > $ select * from vms where vm_name = 'nil';
> > This one would show you some details about a VM by its name (including
> the
> > vm's id).
> >
> > Once you've found the relevant snapshot, you can delete it by running:
> > $ delete from snapshots where snapshot_id = '<your_snapshot_id>';
> > This one would delete the desired snapshot from the database.
> >
> > Since it's a delete operation, I would suggest confirming the ids before
> > executing it.
> >
> > Hope you've found it useful!
> >
> > [1]
> > https://www.ovirt.org/documentation/install-guide/
> appe-Preparing_a_Remote_
> > PostgreSQL_Database_for_Use_with_the_oVirt_Engine/
> >
> >
> > *Regards,*
> >
> > *Shani Leviim*
> >
> > On Fri, Feb 23, 2018 at 9:25 AM, Lionel Caignec <caignec at cines.fr>
> wrote:
> >
> > > Hi,
> > >
> > > i've a problem with snapshot. On one VM i've a "snapshot" ghost without
> > > name or uuid, only information is size (see attachment). In the
> snapshot
> > > tab there is no trace about this disk.
> > >
> > > In database (table images) i found this :
> > > f242cc9a-56c1-4ae4-aef0-f75eb01f74b1 | 2018-01-17 22:02:00+01 |
> > > 2748779069440 | 00000000-0000-0000-0000-000000000000 |
> > > 00000000-0000-0000-0000-000000000000 | 4 | 2018-01-18
> > > 22:01:20.5+01 | 0dd2090c-3491-4fa1-98c3-54ae88be793c
> > > | 2 | 4 | 17e26476-cecb-441d-a5f7-46ab3ef387ee
> |
> > > 2018-01-17 22:01:29.663334+01 | 2018-01-19 08:40:14.345229+01 | f
> |
> > > 1 | 2
> > > 1c7650fa-542b-4ec2-83a1-d2c1c31be5fd | 2018-01-17 22:02:03+01 |
> > > 5368709120000 | 00000000-0000-0000-0000-000000000000 |
> > > 00000000-0000-0000-0000-000000000000 | 4 | 2018-01-18
> > > 22:01:20.84+01 | 0dd2090c-3491-4fa1-98c3-54ae88be793c
> > > | 2 | 4 | bf834a91-c69f-4d2c-b639-116ed58296d8
> |
> > > 2018-01-17 22:01:29.836133+01 | 2018-01-19 08:40:19.083508+01 | f
> |
> > > 1 | 2
> > > 8614b21f-c0de-40f2-b4fb-e5cf193b0743 | 2018-02-09 23:00:44+01 |
> > > 5368709120000 | 00000000-0000-0000-0000-000000000000 |
> > > 00000000-0000-0000-0000-000000000000 | 4 | 2018-02-16
> > > 23:00:02.855+01 | 390175dc-baf4-4831-936a-5ea68fa4c969
> > >
> > >
> > > But i does not know which line is my disk. Is it possible to delete
> > > directly into database?
> > > Or is it better to dump my disk to another new and delete the
> "corrupted
> > > one"?
> > >
> > > Another thing, when i try to move the disk to another storage domain i
> > > always get "uncaght exeption occured ..." and no error in engine.log.
> > >
> > >
> > > Thank you for helping.
> > >
> > > --
> > > Lionel Caignec
> > >
> > > _______________________________________________
> > > Users mailing list
> > > Users at ovirt.org
> > > http://lists.ovirt.org/mailman/listinfo/users
> > >
> > >
> >
>
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