[ovirt-users] Failed to import the Hosted Engine Storage Domain

Simone Tiraboschi stirabos at redhat.com
Mon Sep 4 17:59:13 UTC 2017 

On Mon, Sep 4, 2017 at 7:32 PM, Arsène Gschwind <arsene.gschwind at unibas.ch>
wrote:

>
>
> On 09/04/2017 06:32 PM, Simone Tiraboschi wrote:
>
>
>
> On Mon, Sep 4, 2017 at 6:24 PM, Arsène Gschwind <arsene.gschwind at unibas.ch
> > wrote:
>
>>
>>
>> On 09/04/2017 02:51 PM, Simone Tiraboschi wrote:
>>
>>
>>
>> On Mon, Sep 4, 2017 at 2:21 PM, Arsène Gschwind <
>> arsene.gschwind at unibas.ch> wrote:
>>
>>>
>>>
>>> On 09/04/2017 02:01 PM, Simone Tiraboschi wrote:
>>>
>>>
>>>
>>> On Mon, Sep 4, 2017 at 1:55 PM, Arsène Gschwind <
>>> arsene.gschwind at unibas.ch> wrote:
>>>
>>>>
>>>>
>>>> On 09/04/2017 01:52 PM, Simone Tiraboschi wrote:
>>>>
>>>>
>>>>
>>>> On Mon, Sep 4, 2017 at 12:23 PM, Arsène Gschwind <
>>>> arsene.gschwind at unibas.ch> wrote:
>>>>
>>>>> Hi Simone,
>>>>>
>>>>> On 09/04/2017 11:14 AM, Simone Tiraboschi wrote:
>>>>>
>>>>>
>>>>>
>>>>> On Mon, Sep 4, 2017 at 10:56 AM, Arsène Gschwind <
>>>>> arsene.gschwind at unibas.ch> wrote:
>>>>>
>>>>>> Hi Didi,
>>>>>>
>>>>>> On 09/04/2017 10:15 AM, Yedidyah Bar David wrote:
>>>>>>
>>>>>> On Mon, Sep 4, 2017 at 10:16 AM, Arsène Gschwind<arsene.gschwind at unibas.ch> <arsene.gschwind at unibas.ch> wrote:
>>>>>>
>>>>>> Hi all,
>>>>>>
>>>>>> A while ago I had some problem with hosted-engine network which wasn't set
>>>>>> correctly at deploy time, so I finally decided to redeploy the hosted engine
>>>>>> in the hope the network will be set correctly this time. I've followed this
>>>>>> procedure:
>>>>>>
>>>>>> Stop all VMs
>>>>>> Full backup of HE DB and export to safe place
>>>>>> Cleanup HE storage following https://access.redhat.com/solutions/2121581
>>>>>> Reboot Hosts
>>>>>> Re-deploy HE until DB recovery
>>>>>> Recover DB adding the following param:
>>>>>>  --he-remove-storage-vm             Removes the hosted-engine storage
>>>>>> domain, all its entities and the hosted-engine VM during restore.
>>>>>>  --he-remove-hosts                  Removes all the hosted-engine hosts
>>>>>> during restore.
>>>>>>
>>>>>> Finalize HE deployment.
>>>>>>
>>>>>> Everything did run without errors and I'm able to access Web UI.
>>>>>>
>>>>>> But now I don't see my HE VM and its respective Storage Domain, the logs
>>>>>> says it isn't able to import it. I see all other SD and I'm able to manage
>>>>>> my VMs as before.
>>>>>>
>>>>>> Please find attached engine.log
>>>>>>
>>>>>> I think this is your problem:
>>>>>>
>>>>>> 2017-09-04 03:26:14,272+02 INFO
>>>>>> [org.ovirt.engine.core.bll.storage.domain.AddExistingBlockStorageDomainCommand]
>>>>>> (org.ovirt.thread.pool-6-thread-24) [2383eaa0] There are existing luns
>>>>>> in the system which are part of VG id
>>>>>> 'vvIoS2-fZTZ-99Ox-Ltzq-pr8U-SL2z-wbTU8g'
>>>>>>
>>>>>> I don't see a VG with this ID, here the IDs I see on the hosts:
>>>>>>
>>>>>>   VG                                   #PV #LV #SN Attr   VSize
>>>>>> VFree
>>>>>>   6b62cc06-fc44-4c38-af6d-bfd9cbe73246   1  10   0 wz--n- 99.62g
>>>>>> 14.50g
>>>>>>   b0414c06-d984-4001-a998-fd9a2e79fb83   2  70   0 wz--n- 10.00t
>>>>>> 2.31t
>>>>>>   b2e30961-7cff-4cca-83d6-bee3a4f890ee   2  47   0 wz--n-  5.27t
>>>>>> 2.50t
>>>>>>
>>>>>
>>>>>
>>>>> Could you please repeat the command on host adm-kvmh70 ?
>>>>>
>>>>> 2017-09-04 09:04:18,163+02 INFO  [org.ovirt.engine.core.bll.st
>>>>> orage.domain.ImportHostedEngineStorageDomainCommand]
>>>>> (org.ovirt.thread.pool-6-thread-34) [247a3718] Running command:
>>>>> ImportHostedEngineStorageDomainCommand internal: true.
>>>>> 2017-09-04 09:04:18,189+02 INFO  [org.ovirt.engine.core.vdsbro
>>>>> ker.vdsbroker.GetVGInfoVDSCommand] (org.ovirt.thread.pool-6-thread-34)
>>>>> [7d2e6cb2] START, GetVGInfoVDSCommand(HostName = adm-kvmh70,
>>>>> GetVGInfoVDSCommandParameters:{runAsync='true',
>>>>> hostId='acbacabb-6c4a-43fd-a1e2-2d7ff2f6f98b',
>>>>> VGID='vvIoS2-fZTZ-99Ox-Ltzq-pr8U-SL2z-wbTU8g'}), log id: 6693b98a
>>>>> 2017-09-04 09:04:18,232+02 INFO  [org.ovirt.engine.core.vdsbro
>>>>> ker.vdsbroker.GetVGInfoVDSCommand] (org.ovirt.thread.pool-6-thread-34)
>>>>> [7d2e6cb2] FINISH, GetVGInfoVDSCommand, return:
>>>>> [LUNs:{id='repl_HostedEngine', physicalVolumeId='kYN8Jj-FBDw-MhxI-XcoZ-w1zH-eQL8-IRIgzO',
>>>>> volumeGroupId='vvIoS2-fZTZ-99Ox-Ltzq-pr8U-SL2z-wbTU8g',
>>>>> serial='SHITACHI_OPEN-V_50488888', lunMapping='4',
>>>>> vendorId='HITACHI', productId='OPEN-V', lunConnections='[]',
>>>>> deviceSize='100', pvSize='0', peCount='797', peAllocatedCount='681',
>>>>> vendorName='HITACHI', pathsDictionary='[sdf=true, sdu=true, sdk=true,
>>>>> sdp=true]', pathsCapacity='[sdf=100, sdu=100, sdk=100, sdp=100]',
>>>>> lunType='FCP', status='null', diskId='null', diskAlias='null',
>>>>> storageDomainId='6b62cc06-fc44-4c38-af6d-bfd9cbe73246',
>>>>> storageDomainName='null', discardMaxSize='268435456',
>>>>> discardZeroesData='true'}], log id: 6693b98a
>>>>> 2017-09-04 09:04:18,245+02 INFO  [org.ovirt.engine.core.bll.st
>>>>> orage.domain.AddExistingBlockStorageDomainCommand]
>>>>> (org.ovirt.thread.pool-6-thread-34) [7d2e6cb2] There are existing
>>>>> luns in the system which are part of VG id 'vvIoS2-fZTZ-99Ox-Ltzq-pr8U-SL
>>>>> 2z-wbTU8g'
>>>>> 2017-09-04 09:04:18,245+02 WARN  [org.ovirt.engine.core.bll.st
>>>>> orage.domain.AddExistingBlockStorageDomainCommand]
>>>>> (org.ovirt.thread.pool-6-thread-34) [7d2e6cb2] Validation of action
>>>>> 'AddExistingBlockStorageDomain' failed for user SYSTEM. Reasons:
>>>>> VAR__TYPE__STORAGE__DOMAIN,VAR__ACTION__ADD,ACTION_TYPE_FAIL
>>>>> ED_IMPORT_STORAGE_DOMAIN_EXTERNAL_LUN_DISK_EXIST
>>>>>
>>>>> I don't know which command you are talking about, I didn't run any
>>>>> command since it tries to import the SD automatically.
>>>>>
>>>>
>>>> Sorry, can you please run vgdisplay on adm-kvmh70 ?
>>>>
>>>> No problem! here the result:
>>>>
>>>> [root at adm-kvmh70 ~]# vgs
>>>>   VG                                   #PV #LV #SN Attr   VSize
>>>> VFree
>>>>   6b62cc06-fc44-4c38-af6d-bfd9cbe73246   1  10   0 wz--n-  99.62g
>>>> 14.50g
>>>>   b0414c06-d984-4001-a998-fd9a2e79fb83   2  70   0 wz--n-  10.00t
>>>> 2.31t
>>>>   b2e30961-7cff-4cca-83d6-bee3a4f890ee   2  47   0 wz--n-   5.27t
>>>> 2.50t
>>>>   vg_adm-kvmh70                          1   3   0 wz--n- 277.90g
>>>> 218.68g
>>>>
>>>>
>>> OK, and
>>>    vgdisplay 6b62cc06-fc44-4c38-af6d-bfd9cbe73246
>>>
>>> [root at adm-kvmh70 ~]# vgdisplay 6b62cc06-fc44-4c38-af6d-bfd9cbe73246
>>>   --- Volume group ---
>>>   VG Name               6b62cc06-fc44-4c38-af6d-bfd9cbe73246
>>>   System ID
>>>   Format                lvm2
>>>   Metadata Areas        2
>>>   Metadata Sequence No  23
>>>   VG Access             read/write
>>>   VG Status             resizable
>>>   MAX LV                0
>>>   Cur LV                10
>>>   Open LV               3
>>>   Max PV                0
>>>   Cur PV                1
>>>   Act PV                1
>>>   VG Size               99.62 GiB
>>>   PE Size               128.00 MiB
>>>   Total PE              797
>>>   Alloc PE / Size       681 / 85.12 GiB
>>>   Free  PE / Size       116 / 14.50 GiB
>>>   VG UUID               vvIoS2-fZTZ-99Ox-Ltzq-pr8U-SL2z-wbTU8g
>>>
>>
>> OK, vvIoS2-fZTZ-99Ox-Ltzq-pr8U-SL2z-wbTU8g is the uuid of the VG that
>> engine says that it includes the LUN used by the hosted-engine SD as
>> detected by the engine.
>> Its name is 6b62cc06-fc44-4c38-af6d-bfd9cbe73246 which is also the uuid
>> of that storage domain.
>>
>> Now we need to understand what's there.
>>
>> Could you please check if an SD with uuid 6b62cc06-fc44-4c38-af6d-bfd9cbe73246
>> is visible in the engine?
>>
>> The visible SD in the engine
>>
>> [oVirt shell (connected)]# list storagedomains
>>
>> id         : 072fbaa1-08f3-4a40-9f34-a5ca22dd1d74
>> name       : ovirt-image-repository
>> description: Public Glance repository for oVirt
>>
>> id         : b2e30961-7cff-4cca-83d6-bee3a4f890ee
>> name       : xxxxxxxxxxx
>>
>> id         : b0414c06-d984-4001-a998-fd9a2e79fb83
>> name       : xxxxxxxxxxx
>> description: xxxxxxxxxxx
>>
>> id         : 71fa1c61-4a68-469f-9a56-835190d32075
>> name       : xxxxxxxxxxx
>>
>> id         : 9817e64b-fdd9-4d4c-91ee-f3482bb0cc56
>> name       : xxxxxxxxxxxx
>> description: xxxxxxxxxxxx
>>
>> Is adm-kvmh70 involved in hosted-engine? did you redeployed it?
>>
>> Yes adm-kvmh70 should be a host hosting HE and yes as written before I
>> did redeploy HE because of a network interface problem. I did cleanup the
>> lun using the RedHat guide, redeploy HE and restore the DB using the
>> mentioned parameter to remove HE information.
>>
>
> Could you please set adm-kvmh70 to maintenance mode from the engine and
> then reactivate it or better reboot it while in maintenance mode?
> I suspect that 6b62cc06-fc44-4c38-af6d-bfd9cbe73246 is just a left over
> of the previous hosted-engine storage domain kept open on the host.
>
> I did reboot adm-kvmh70 while in maintenance mode and also reboot the
> engine but it didn't change anything. The import failure is still there...
> I've noticed a ovirt-ha-agent error:
>
> ovirt-ha-agent ovirt_hosted_engine_ha.agent.hosted_engine.HostedEngine.config
> ERROR Unable to identify the OVF_STORE volume, falling back to initial
> vm.conf. Please ensure you already added your first data domain for regular
> VMs
>
> Could that be related?
>

This is just a side effects of that: the OVF_STORE disk is going to be
created by the engine once it correctly imported the hosted-engine storage
domain.

Could you please share again your up-to-date engine.log?


> Thanks
>
>
>
>>
>>
>> In the past did you tried to manually import the hosted-engine SD or
>> something similar?
>>
>> No, before the "redeployment" the HE SD was auto imported successfully.
>>
>> Thanks a lot
>>
>>
>>
>>
>> thanks
>>
>>
>>
>>
>>>
>>> Thanks
>>>
>>> ?
>>>
>>>
>>>>
>>>>
>>>>
>>>>>
>>>>> Thanks,
>>>>> Arsene
>>>>>
>>>>>
>>>>>
>>>>>>
>>>>>>
>>>>>> Thanks for any help to resolve that issue.
>>>>>>
>>>>>> I guess you can try to remove this disk/lun from the engine and let it retry.
>>>>>>
>>>>>> Could let me know how to remove that lun from the engine?
>>>>>>
>>>>>> If the only disk is of the hosted-engine, I guess it should have been
>>>>>> removed by '--he-remove-storage-vm' - if so, please open a bug
>>>>>> describing your flow in detail. Thanks.
>>>>>>
>>>>>> It seems that this option didn't remove the he storage information
>>>>>> and that this VG is still the old one.
>>>>>>
>>>>>> Many thanks for your help
>>>>>> Rgds,
>>>>>> Arsene
>>>>>>
>>>>>> Best,
>>>>>>
>>>>>>
>>>>>> Arsène
>>>>>>
>>>>>> --
>>>>>>
>>>>>> Arsène Gschwind
>>>>>> Fa. Sapify AG im Auftrag der Universität Basel
>>>>>> IT Services
>>>>>> Klingelbergstr. 70 |  CH-4056 Basel  |  Switzerland
>>>>>> Tel. +41 79 449 25 63 <+41%2079%20449%2025%2063>  |  http://its.unibas.ch
>>>>>> ITS-ServiceDesk: support-its at unibas.ch | +41 61 267 14 11 <+41%2061%20267%2014%2011>
>>>>>>
>>>>>>
>>>>>> _______________________________________________
>>>>>> Users mailing listUsers at ovirt.orghttp://lists.ovirt.org/mailman/listinfo/users
>>>>>>
>>>>>>
>>>>>> --
>>>>>>
>>>>>> *Arsène Gschwind*
>>>>>> Fa. Sapify AG im Auftrag der Universität Basel
>>>>>> IT Services
>>>>>> Klingelbergstr. 70 |  CH-4056 Basel  |  Switzerland
>>>>>> Tel. +41 79 449 25 63 <+41%2079%20449%2025%2063>  |  http://its.unibas.ch
>>>>>>
>>>>>> ITS-ServiceDesk: support-its at unibas.ch | +41 61 267 14 11
>>>>>> <+41%2061%20267%2014%2011>
>>>>>>
>>>>>> _______________________________________________
>>>>>> Users mailing list
>>>>>> Users at ovirt.org
>>>>>> http://lists.ovirt.org/mailman/listinfo/users
>>>>>>
>>>>>>
>>>>>
>>>>> --
>>>>>
>>>>> *Arsène Gschwind*
>>>>> Fa. Sapify AG im Auftrag der Universität Basel
>>>>> IT Services
>>>>> Klingelbergstr. 70 |  CH-4056 Basel  |  Switzerland
>>>>> Tel. +41 79 449 25 63 <+41%2079%20449%2025%2063>  |  http://its.unibas.ch
>>>>>
>>>>> ITS-ServiceDesk: support-its at unibas.ch | +41 61 267 14 11
>>>>> <+41%2061%20267%2014%2011>
>>>>>
>>>>
>>>>
>>>> --
>>>>
>>>> *Arsène Gschwind*
>>>> Fa. Sapify AG im Auftrag der Universität Basel
>>>> IT Services
>>>> Klingelbergstr. 70 |  CH-4056 Basel  |  Switzerland
>>>> Tel. +41 79 449 25 63 <+41%2079%20449%2025%2063>  |  http://its.unibas.ch
>>>>
>>>> ITS-ServiceDesk: support-its at unibas.ch | +41 61 267 14 11
>>>> <+41%2061%20267%2014%2011>
>>>>
>>>
>>>
>>> --
>>>
>>> *Arsène Gschwind*
>>> Fa. Sapify AG im Auftrag der Universität Basel
>>> IT Services
>>> Klingelbergstr. 70 |  CH-4056 Basel  |  Switzerland
>>> Tel. +41 79 449 25 63 <+41%2079%20449%2025%2063>  |  http://its.unibas.ch
>>>
>>> ITS-ServiceDesk: support-its at unibas.ch | +41 61 267 14 11
>>> <+41%2061%20267%2014%2011>
>>>
>>
>>
>> --
>>
>> *Arsène Gschwind*
>> Fa. Sapify AG im Auftrag der Universität Basel
>> IT Services
>> Klingelbergstr. 70 |  CH-4056 Basel  |  Switzerland
>> Tel. +41 79 449 25 63 <+41%2079%20449%2025%2063>  |  http://its.unibas.ch
>>
>> ITS-ServiceDesk: support-its at unibas.ch | +41 61 267 14 11
>> <+41%2061%20267%2014%2011>
>>
>
>
> --
>
> *Arsène Gschwind*
> Fa. Sapify AG im Auftrag der Universität Basel
> IT Services
> Klingelbergstr. 70 |  CH-4056 Basel  |  Switzerland
> Tel. +41 79 449 25 63 <+41%2079%20449%2025%2063>  |  http://its.unibas.ch
> ITS-ServiceDesk: support-its at unibas.ch | +41 61 267 14 11
> <+41%2061%20267%2014%2011>
>
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