[ovirt-users] HostedEngine VM not visible, but running

Martin Sivak msivak at redhat.com
Thu Jun 22 10:31:33 UTC 2017


Tomas, what fields are needed in a VM to pass the check that causes
the following error?

>>>> WARN  [org.ovirt.engine.core.bll.exportimport.ImportVmCommand]
>>>> (org.ovirt.thread.pool-6-thread-23) [] Validation of action 'ImportVm'
>>>> failed for user SYSTEM. Reasons: VAR__ACTION__IMPORT
>>>> ,VAR__TYPE__VM,ACTION_TYPE_FAILED_ILLEGAL_VM_DISPLAY_TYPE_IS_NOT_SUPPORTED_BY_OS

Thanks.

On Thu, Jun 22, 2017 at 12:19 PM, cmc <iucounu at gmail.com> wrote:
> Hi Martin,
>
>>
>> just as a random comment, do you still have the database backup from
>> the bare metal -> VM attempt? It might be possible to just try again
>> using it. Or in the worst case.. update the offending value there
>> before restoring it to the new engine instance.
>
> I still have the backup. I'd rather do the latter, as re-running the
> HE deployment is quite lengthy and involved (I have to re-initialise
> the FC storage each time). Do you know what the offending value(s)
> would be? Would it be in the Postgres DB or in a config file
> somewhere?
>
> Cheers,
>
> Cam
>
>> Regards
>>
>> Martin Sivak
>>
>> On Thu, Jun 22, 2017 at 11:39 AM, cmc <iucounu at gmail.com> wrote:
>>> Hi Yanir,
>>>
>>> Thanks for the reply.
>>>
>>>> First of all, maybe a chain reaction of :
>>>> WARN  [org.ovirt.engine.core.bll.exportimport.ImportVmCommand]
>>>> (org.ovirt.thread.pool-6-thread-23) [] Validation of action 'ImportVm'
>>>> failed for user SYSTEM. Reasons: VAR__ACTION__IMPORT
>>>> ,VAR__TYPE__VM,ACTION_TYPE_FAILED_ILLEGAL_VM_DISPLAY_TYPE_IS_NOT_SUPPORTED_BY_OS
>>>> is causing the hosted engine vm not to be set up correctly  and further
>>>> actions were made when the hosted engine vm wasnt in a stable state.
>>>>
>>>> As for now, are you trying to revert back to a previous/initial state ?
>>>
>>> I'm not trying to revert it to a previous state for now. This was a
>>> migration from a bare metal engine, and it didn't report any error
>>> during the migration. I'd had some problems on my first attempts at
>>> this migration, whereby it never completed (due to a proxy issue) but
>>> I managed to resolve this. Do you know of a way to get the Hosted
>>> Engine VM into a stable state, without rebuilding the entire cluster
>>> from scratch (since I have a lot of VMs on it)?
>>>
>>> Thanks for any help.
>>>
>>> Regards,
>>>
>>> Cam
>>>
>>>> Regards,
>>>> Yanir
>>>>
>>>> On Wed, Jun 21, 2017 at 4:32 PM, cmc <iucounu at gmail.com> wrote:
>>>>>
>>>>> Hi Jenny/Martin,
>>>>>
>>>>> Any idea what I can do here? The hosted engine VM has no log on any
>>>>> host in /var/log/libvirt/qemu, and I fear that if I need to put the
>>>>> host into maintenance, e.g., to upgrade it that I created it on (which
>>>>> I think is hosting it), or if it fails for any reason, it won't get
>>>>> migrated to another host, and I will not be able to manage the
>>>>> cluster. It seems to be a very dangerous position to be in.
>>>>>
>>>>> Thanks,
>>>>>
>>>>> Cam
>>>>>
>>>>> On Wed, Jun 21, 2017 at 11:48 AM, cmc <iucounu at gmail.com> wrote:
>>>>> > Thanks Martin. The hosts are all part of the same cluster.
>>>>> >
>>>>> > I get these errors in the engine.log on the engine:
>>>>> >
>>>>> > 2017-06-19 03:28:05,030Z WARN
>>>>> > [org.ovirt.engine.core.bll.exportimport.ImportVmCommand]
>>>>> > (org.ovirt.thread.pool-6-thread-23) [] Validation of action 'ImportVm'
>>>>> > failed for user SYST
>>>>> > EM. Reasons:
>>>>> > VAR__ACTION__IMPORT,VAR__TYPE__VM,ACTION_TYPE_FAILED_ILLEGAL_VM_DISPLAY_TYPE_IS_NOT_SUPPORTED_BY_OS
>>>>> > 2017-06-19 03:28:05,030Z INFO
>>>>> > [org.ovirt.engine.core.bll.exportimport.ImportVmCommand]
>>>>> > (org.ovirt.thread.pool-6-thread-23) [] Lock freed to object
>>>>> > 'EngineLock:{exclusiveLocks='[a
>>>>> > 79e6b0e-fff4-4cba-a02c-4c00be151300=<VM,
>>>>> > ACTION_TYPE_FAILED_VM_IS_BEING_IMPORTED$VmName HostedEngine>,
>>>>> > HostedEngine=<VM_NAME, ACTION_TYPE_FAILED_NAME_ALREADY_USED>]',
>>>>> > sharedLocks=
>>>>> > '[a79e6b0e-fff4-4cba-a02c-4c00be151300=<REMOTE_VM,
>>>>> > ACTION_TYPE_FAILED_VM_IS_BEING_IMPORTED$VmName HostedEngine>]'}'
>>>>> > 2017-06-19 03:28:05,030Z ERROR
>>>>> > [org.ovirt.engine.core.bll.HostedEngineImporter]
>>>>> > (org.ovirt.thread.pool-6-thread-23) [] Failed importing the Hosted
>>>>> > Engine VM
>>>>> >
>>>>> > The sanlock.log reports conflicts on that same host, and a different
>>>>> > error on the other hosts, not sure if they are related.
>>>>> >
>>>>> > And this in the /var/log/ovirt-hosted-engine-ha/agent log on the host
>>>>> > which I deployed the hosted engine VM on:
>>>>> >
>>>>> > MainThread::ERROR::2017-06-19
>>>>> >
>>>>> > 13:09:49,743::ovf_store::124::ovirt_hosted_engine_ha.lib.ovf.ovf_store.OVFStore::(getEngineVMOVF)
>>>>> > Unable to extract HEVM OVF
>>>>> > MainThread::ERROR::2017-06-19
>>>>> >
>>>>> > 13:09:49,743::config::445::ovirt_hosted_engine_ha.agent.hosted_engine.HostedEngine.config::(_get_vm_conf_content_from_ovf_store)
>>>>> > Failed extracting VM OVF from the OVF_STORE volume, falling back to
>>>>> > initial vm.conf
>>>>> >
>>>>> > I've seen some of these issues reported in bugzilla, but they were for
>>>>> > older versions of oVirt (and appear to be resolved).
>>>>> >
>>>>> > I will install that package on the other two hosts, for which I will
>>>>> > put them in maintenance as vdsm is installed as an upgrade. I guess
>>>>> > restarting vdsm is a good idea after that?
>>>>> >
>>>>> > Thanks,
>>>>> >
>>>>> > Campbell
>>>>> >
>>>>> > On Wed, Jun 21, 2017 at 10:51 AM, Martin Sivak <msivak at redhat.com>
>>>>> > wrote:
>>>>> >> Hi,
>>>>> >>
>>>>> >> you do not have to install it on all hosts. But you should have more
>>>>> >> than one and ideally all hosted engine enabled nodes should belong to
>>>>> >> the same engine cluster.
>>>>> >>
>>>>> >> Best regards
>>>>> >>
>>>>> >> Martin Sivak
>>>>> >>
>>>>> >> On Wed, Jun 21, 2017 at 11:29 AM, cmc <iucounu at gmail.com> wrote:
>>>>> >>> Hi Jenny,
>>>>> >>>
>>>>> >>> Does ovirt-hosted-engine-ha need to be installed across all hosts?
>>>>> >>> Could that be the reason it is failing to see it properly?
>>>>> >>>
>>>>> >>> Thanks,
>>>>> >>>
>>>>> >>> Cam
>>>>> >>>
>>>>> >>> On Mon, Jun 19, 2017 at 1:27 PM, cmc <iucounu at gmail.com> wrote:
>>>>> >>>> Hi Jenny,
>>>>> >>>>
>>>>> >>>> Logs are attached. I can see errors in there, but am unsure how they
>>>>> >>>> arose.
>>>>> >>>>
>>>>> >>>> Thanks,
>>>>> >>>>
>>>>> >>>> Campbell
>>>>> >>>>
>>>>> >>>> On Mon, Jun 19, 2017 at 12:29 PM, Evgenia Tokar <etokar at redhat.com>
>>>>> >>>> wrote:
>>>>> >>>>> From the output it looks like the agent is down, try starting it by
>>>>> >>>>> running:
>>>>> >>>>> systemctl start ovirt-ha-agent.
>>>>> >>>>>
>>>>> >>>>> The engine is supposed to see the hosted engine storage domain and
>>>>> >>>>> import it
>>>>> >>>>> to the system, then it should import the hosted engine vm.
>>>>> >>>>>
>>>>> >>>>> Can you attach the agent log from the host
>>>>> >>>>> (/var/log/ovirt-hosted-engine-ha/agent.log)
>>>>> >>>>> and the engine log from the engine vm
>>>>> >>>>> (/var/log/ovirt-engine/engine.log)?
>>>>> >>>>>
>>>>> >>>>> Thanks,
>>>>> >>>>> Jenny
>>>>> >>>>>
>>>>> >>>>>
>>>>> >>>>> On Mon, Jun 19, 2017 at 12:41 PM, cmc <iucounu at gmail.com> wrote:
>>>>> >>>>>>
>>>>> >>>>>>  Hi Jenny,
>>>>> >>>>>>
>>>>> >>>>>> > What version are you running?
>>>>> >>>>>>
>>>>> >>>>>> 4.1.2.2-1.el7.centos
>>>>> >>>>>>
>>>>> >>>>>> > For the hosted engine vm to be imported and displayed in the
>>>>> >>>>>> > engine, you
>>>>> >>>>>> > must first create a master storage domain.
>>>>> >>>>>>
>>>>> >>>>>> To provide a bit more detail: this was a migration of a bare-metal
>>>>> >>>>>> engine in an existing cluster to a hosted engine VM for that
>>>>> >>>>>> cluster.
>>>>> >>>>>> As part of this migration, I built an entirely new host and ran
>>>>> >>>>>> 'hosted-engine --deploy' (followed these instructions:
>>>>> >>>>>>
>>>>> >>>>>>
>>>>> >>>>>> http://www.ovirt.org/documentation/self-hosted/chap-Migrating_from_Bare_Metal_to_an_EL-Based_Self-Hosted_Environment/).
>>>>> >>>>>> I restored the backup from the engine and it completed without any
>>>>> >>>>>> errors. I didn't see any instructions regarding a master storage
>>>>> >>>>>> domain in the page above. The cluster has two existing master
>>>>> >>>>>> storage
>>>>> >>>>>> domains, one is fibre channel, which is up, and one ISO domain,
>>>>> >>>>>> which
>>>>> >>>>>> is currently offline.
>>>>> >>>>>>
>>>>> >>>>>> > What do you mean the hosted engine commands are failing? What
>>>>> >>>>>> > happens
>>>>> >>>>>> > when
>>>>> >>>>>> > you run hosted-engine --vm-status now?
>>>>> >>>>>>
>>>>> >>>>>> Interestingly, whereas when I ran it before, it exited with no
>>>>> >>>>>> output
>>>>> >>>>>> and a return code of '1', it now reports:
>>>>> >>>>>>
>>>>> >>>>>> --== Host 1 status ==--
>>>>> >>>>>>
>>>>> >>>>>> conf_on_shared_storage             : True
>>>>> >>>>>> Status up-to-date                  : False
>>>>> >>>>>> Hostname                           : kvm-ldn-03.ldn.fscfc.co.uk
>>>>> >>>>>> Host ID                            : 1
>>>>> >>>>>> Engine status                      : unknown stale-data
>>>>> >>>>>> Score                              : 0
>>>>> >>>>>> stopped                            : True
>>>>> >>>>>> Local maintenance                  : False
>>>>> >>>>>> crc32                              : 0217f07b
>>>>> >>>>>> local_conf_timestamp               : 2911
>>>>> >>>>>> Host timestamp                     : 2897
>>>>> >>>>>> Extra metadata (valid at timestamp):
>>>>> >>>>>>         metadata_parse_version=1
>>>>> >>>>>>         metadata_feature_version=1
>>>>> >>>>>>         timestamp=2897 (Thu Jun 15 16:22:54 2017)
>>>>> >>>>>>         host-id=1
>>>>> >>>>>>         score=0
>>>>> >>>>>>         vm_conf_refresh_time=2911 (Thu Jun 15 16:23:08 2017)
>>>>> >>>>>>         conf_on_shared_storage=True
>>>>> >>>>>>         maintenance=False
>>>>> >>>>>>         state=AgentStopped
>>>>> >>>>>>         stopped=True
>>>>> >>>>>>
>>>>> >>>>>> Yet I can login to the web GUI fine. I guess it is not HA due to
>>>>> >>>>>> being
>>>>> >>>>>> in an unknown state currently? Does the hosted-engine-ha rpm need
>>>>> >>>>>> to
>>>>> >>>>>> be installed across all nodes in the cluster, btw?
>>>>> >>>>>>
>>>>> >>>>>> Thanks for the help,
>>>>> >>>>>>
>>>>> >>>>>> Cam
>>>>> >>>>>>
>>>>> >>>>>> >
>>>>> >>>>>> > Jenny Tokar
>>>>> >>>>>> >
>>>>> >>>>>> >
>>>>> >>>>>> > On Thu, Jun 15, 2017 at 6:32 PM, cmc <iucounu at gmail.com> wrote:
>>>>> >>>>>> >>
>>>>> >>>>>> >> Hi,
>>>>> >>>>>> >>
>>>>> >>>>>> >> I've migrated from a bare-metal engine to a hosted engine. There
>>>>> >>>>>> >> were
>>>>> >>>>>> >> no errors during the install, however, the hosted engine did not
>>>>> >>>>>> >> get
>>>>> >>>>>> >> started. I tried running:
>>>>> >>>>>> >>
>>>>> >>>>>> >> hosted-engine --status
>>>>> >>>>>> >>
>>>>> >>>>>> >> on the host I deployed it on, and it returns nothing (exit code
>>>>> >>>>>> >> is 1
>>>>> >>>>>> >> however). I could not ping it either. So I tried starting it via
>>>>> >>>>>> >> 'hosted-engine --vm-start' and it returned:
>>>>> >>>>>> >>
>>>>> >>>>>> >> Virtual machine does not exist
>>>>> >>>>>> >>
>>>>> >>>>>> >> But it then became available. I logged into it successfully. It
>>>>> >>>>>> >> is not
>>>>> >>>>>> >> in the list of VMs however.
>>>>> >>>>>> >>
>>>>> >>>>>> >> Any ideas why the hosted-engine commands fail, and why it is not
>>>>> >>>>>> >> in
>>>>> >>>>>> >> the list of virtual machines?
>>>>> >>>>>> >>
>>>>> >>>>>> >> Thanks for any help,
>>>>> >>>>>> >>
>>>>> >>>>>> >> Cam
>>>>> >>>>>> >> _______________________________________________
>>>>> >>>>>> >> Users mailing list
>>>>> >>>>>> >> Users at ovirt.org
>>>>> >>>>>> >> http://lists.ovirt.org/mailman/listinfo/users
>>>>> >>>>>> >
>>>>> >>>>>> >
>>>>> >>>>>
>>>>> >>>>>
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