[ovirt-users] Re: Locked disks

On 31. 3. 2021, at 16:29, Giulio Casella <giulio(a)di.unimi.it&gt; wrote: FYI: after upgrading to ovirt 4.4.5 (both manager and ovirt nodes) the issue seems fixed (or at least it didn't happen in about a week, with 4.4.4 I had the problem every couple of day).

Regards, gc On 04/02/2021 09:08, Giulio Casella wrote: > I've not been able to reproduce, if happens again I'll submit a bugzilla. > > Thank you. > > Regards, > gc > > > On 03/02/2021 17:49, Shani Leviim wrote: >> In such a case, the disks shouldn't remain locked - sounds like a bug. >> This one requires a deeper look. >> If you're able to reproduce it again, please open a bug in Bugzilla >> (https://bugzilla.redhat.com <https://bugzilla.redhat.com>) with engine >> and vdsm logs, >> so we'll be able to investigate it. >> >> *Regards, >> * >> *Shani Leviim >> * >> >> >> On Wed, Feb 3, 2021 at 5:39 PM Giulio Casella <giulio(a)di.unimi.it >> <mailto:giulio@di.unimi.it>> wrote: >> >> Hi, >> I tried unlock_entity.sh, and it solved the issue. So far so good. >> >> But it's still unclear why disks were locked. >> >> Let me make an hypothesis: in ovirt 4.3 a failure in snapshot removal >> would lead to a snapshot in illegal status. No problem, you can remove >> again and the situation is fixed. >> In ovirt 4.4 a failure in snapshot removal leave the whole disk in >> locked state (maybe a bug?), preventing any further action. >> >> Does it make sense? >> >> >> On 03/02/2021 12:25, Giulio Casella wrote: >>> Hi Shani, >>> no tasks listed in UI, and now "taskcleaner.sh -o" reports no task >> (just >>> before I gave "taskcleaner.sh -r"). >>> But disks are still locked, and "unlock_entity.sh -q -t all -c" >>> (accordingly) reports only two disk's uuid (with their vm's uuid). >>> >>> Time to give a chance to unlock_entity.sh? >>> >>> Regards, >>> gc >>> >>> On 03/02/2021 11:52, Shani Leviim wrote: >>>> Hi Giulio, >>>> Before running unlock_entity.sh, let's try to find if there's any >> task >>>> in progress. >>>> Is there any hint on the events in the UI? >>>> Or try to run [1]: >>>> ./taskcleaner.sh -o >>>> >>>> Also, you can verify what entities are locked [2]: >>>> ./unlock_entity.sh -q -t all -c >>>> >>>> [1] >>>> >> https://github.com/oVirt/ovirt-engine/blob/master/packaging/setup/dbutils... >> <https://github.com/oVirt/ovirt-engine/blob/master/packaging/setup/dbutils... >>>> >> <https://github.com/oVirt/ovirt-engine/blob/master/packaging/setup/dbutils... >> <https://github.com/oVirt/ovirt-engine/blob/master/packaging/setup/dbutils... >>>> [2] >>>> >> https://github.com/oVirt/ovirt-engine/blob/master/packaging/setup/dbutils... >> <https://github.com/oVirt/ovirt-engine/blob/master/packaging/setup/dbutils... >>>> >> <https://github.com/oVirt/ovirt-engine/blob/master/packaging/setup/dbutils... >> <https://github.com/oVirt/ovirt-engine/blob/master/packaging/setup/dbutils... >>>> >>>> *Regards, >>>> * >>>> *Shani Leviim >>>> * >>>> >>>> >>>> On Wed, Feb 3, 2021 at 10:43 AM Giulio Casella >> <giulio(a)di.unimi.it <mailto:giulio@di.unimi.it> >>>> <mailto:giulio@di.unimi.it <mailto:giulio@di.unimi.it>>> wrote: >>>> >>>> Since yesterday I found a couple VMs with locked disk. I >> don't know the >>>> reason, I suspect some interaction made by our backup system >> (vprotect, >>>> snapshot based), despite it's working for more than a year. >>>> >>>> I'd give a chance to unlock_entity.sh script, but it reports: >>>> >>>> CAUTION, this operation may lead to data corruption and >> should be used >>>> with care. Please contact support prior to running this command >>>> >>>> Do you think I should trust? Is it safe? VMs are in production... >>>> >>>> My manager is 4.4.4.7-1.el8 (CentOS stream 8), hosts are >> oVirt Node >>>> 4.4.4 >>>> >>>> >>>> TIA, >>>> Giulio >>>> _______________________________________________ >>>> Users mailing list -- users(a)ovirt.org >> <mailto:users@ovirt.org> <mailto:users@ovirt.org >> <mailto:users@ovirt.org>> >>>> To unsubscribe send an email to users-leave(a)ovirt.org >> <mailto:users-leave@ovirt.org> >>>> <mailto:users-leave@ovirt.org <mailto:users-leave@ovirt.org>> >>>> Privacy Statement: https://www.ovirt.org/privacy-policy.html >> <https://www.ovirt.org/privacy-policy.html> >>>> <https://www.ovirt.org/privacy-policy.html >> <https://www.ovirt.org/privacy-policy.html>> >>>> oVirt Code of Conduct: >>>> https://www.ovirt.org/community/about/community-guidelines/ >> <https://www.ovirt.org/community/about/community-guidelines/> >>>> <https://www.ovirt.org/community/about/community-guidelines/ >> <https://www.ovirt.org/community/about/community-guidelines/>> >>>> List Archives: >>>> >> https://lists.ovirt.org/archives/list/users@ovirt.org/message/M4HYMDMHOKC... >> <https://lists.ovirt.org/archives/list/users@ovirt.org/message/M4HYMDMHOKC... >>>> >> <https://lists.ovirt.org/archives/list/users@ovirt.org/message/M4HYMDMHOKC... >> <https://lists.ovirt.org/archives/list/users@ovirt.org/message/M4HYMDMHOKC... >>>> >>> _______________________________________________ >>> Users mailing list -- users(a)ovirt.org <mailto:users@ovirt.org> >>> To unsubscribe send an email to users-leave(a)ovirt.org >> <mailto:users-leave@ovirt.org> >>> Privacy Statement: https://www.ovirt.org/privacy-policy.html >> <https://www.ovirt.org/privacy-policy.html> >>> oVirt Code of Conduct: >> https://www.ovirt.org/community/about/community-guidelines/ >> <https://www.ovirt.org/community/about/community-guidelines/> >>> List Archives: >> https://lists.ovirt.org/archives/list/users@ovirt.org/message/FEXMZKZFYCW... >> <https://lists.ovirt.org/archives/list/users@ovirt.org/message/FEXMZKZFYCW... >>> >> >> o >> > _______________________________________________ > Users mailing list -- users(a)ovirt.org > To unsubscribe send an email to users-leave(a)ovirt.org > Privacy Statement: https://www.ovirt.org/privacy-policy.html > oVirt Code of Conduct: https://www.ovirt.org/community/about/community-guidelines/ > List Archives: https://lists.ovirt.org/archives/list/users@ovirt.org/message/UWX3BTA5AUU... > _______________________________________________ Users mailing list -- users(a)ovirt.org To unsubscribe send an email to users-leave(a)ovirt.org Privacy Statement: https://www.ovirt.org/privacy-policy.html oVirt Code of Conduct: https://www.ovirt.org/community/about/community-guidelines/ List Archives: https://lists.ovirt.org/archives/list/users@ovirt.org/message/QIK6U7K4SOZ...