2014-03-04 16:25 GMT+01:00 Liron Aravot <[email protected]>:
>
>
> ----- Original Message -----
>> From: "Liron Aravot" <[email protected]>
>> To: "Giorgio Bersano" <[email protected]>
>> Cc: "[email protected]" <[email protected]>
>> Sent: Tuesday, March 4, 2014 5:03:44 PM
>> Subject: Re: [Users] Data Center Non Responsive / Contending
>>
>> Hi Giorgio,
>> Apperantly the issue is caused because there is no connectivity to the export
>> domain and than we fail on spmStart - that's obviously a bug that shouldn't
>> happen.
>> can you open a bug for the issue?
>> in the meanwhile, as it seems to still exist - seems to me like the way for
>> solving it would be either to fix the connectivity issue between vdsm and
>> the storage domain or to downgrade your vdsm version to before this issue
>> was introduced.
>
> by the way, solution that we can go with is to remove the domain manually 
> from the engine and forcibly cause to reconstruction of the pool metadata, so 
> that issue should be resolved.
>

Do you mean "Destroy" from the webadmin?



> note that if it'll happen for further domains in the future the same 
> procedure would be required.
> up to your choice we can proceed with solution - let me know on which way 
> you'd want to go.
>>
>> 6a519e95-62ef-445b-9a98-f05c81592c85::WARNING::2014-03-04
>> 13:05:31,489::lvm::377::Storage.LVM::(_reloadvgs) lvm vgs failed: 5 [] ['
>> Volume group "1810e5eb-9e
>> b6-4797-ac50-8023a939f312" not found', '  Skipping volume group
>> 1810e5eb-9eb6-4797-ac50-8023a939f312']
>> 6a519e95-62ef-445b-9a98-f05c81592c85::ERROR::2014-03-04
>> 13:05:31,499::sdc::143::Storage.StorageDomainCache::(_findDomain) domain
>> 1810e5eb-9eb6-4797-ac50-8023a
>> 939f312 not found
>> Traceback (most recent call last):
>>   File "/usr/share/vdsm/storage/sdc.py", line 141, in _findDomain
>>     dom = findMethod(sdUUID)
>>   File "/usr/share/vdsm/storage/sdc.py", line 171, in _findUnfetchedDomain
>>     raise se.StorageDomainDoesNotExist(sdUUID)
>> StorageDomainDoesNotExist: Storage domain does not exist:
>> (u'1810e5eb-9eb6-4797-ac50-8023a939f312',)
>> 6a519e95-62ef-445b-9a98-f05c81592c85::ERROR::2014-03-04
>> 13:05:31,500::sp::329::Storage.StoragePool::(startSpm) Unexpected error
>> Traceback (most recent call last):
>>   File "/usr/share/vdsm/storage/sp.py", line 296, in startSpm
>>     self._updateDomainsRole()
>>   File "/usr/share/vdsm/storage/securable.py", line 75, in wrapper
>>     return method(self, *args, **kwargs)
>>   File "/usr/share/vdsm/storage/sp.py", line 205, in _updateDomainsRole
>>     domain = sdCache.produce(sdUUID)
>>   File "/usr/share/vdsm/storage/sdc.py", line 98, in produce
>>     domain.getRealDomain()
>>   File "/usr/share/vdsm/storage/sdc.py", line 52, in getRealDomain
>>     return self._cache._realProduce(self._sdUUID)
>>   File "/usr/share/vdsm/storage/sdc.py", line 122, in _realProduce
>>     domain = self._findDomain(sdUUID)
>>   File "/usr/share/vdsm/storage/sdc.py", line 141, in _findDomain
>>     dom = findMethod(sdUUID)
>>   File "/usr/share/vdsm/storage/sdc.py", line 171, in _findUnfetchedDomain
>>     raise se.StorageDomainDoesNotExist(sdUUID)
>>
>>
>>
>>
>> ----- Original Message -----
>> > From: "Giorgio Bersano" <[email protected]>
>> > To: "Meital Bourvine" <[email protected]>
>> > Cc: "[email protected]" <[email protected]>
>> > Sent: Tuesday, March 4, 2014 4:35:07 PM
>> > Subject: Re: [Users] Data Center Non Responsive / Contending
>> >
>> > 2014-03-04 15:23 GMT+01:00 Meital Bourvine <[email protected]>:
>> > > Master data domain must be reachable in order for the DC to be up.
>> > > Export domain shouldn't affect the dc status.
>> > > Are you sure that you've created the export domain as an export domain,
>> > > and
>> > > not as a regular nfs?
>> > >
>> >
>> > Yes, I am.
>> >
>> > Don't know how to extract this info from DB, but in webadmin, in the
>> > storage list, I have these info:
>> >
>> > Domain Name: nfs02EXPORT
>> > Domain Type: Export
>> > Storage Type: NFS
>> > Format: V1
>> > Cross Data-Center Status: Inactive
>> > Total Space: [N/A]
>> > Free Space: [N/A]
>> >
>> > ATM my only "Data" Domain is based on iSCSI, no NFS.
>> >
>> >
>> >
>> >
>> >
>> > > ----- Original Message -----
>> > >> From: "Giorgio Bersano" <[email protected]>
>> > >> To: "Meital Bourvine" <[email protected]>
>> > >> Cc: "[email protected]" <[email protected]>
>> > >> Sent: Tuesday, March 4, 2014 4:16:19 PM
>> > >> Subject: Re: [Users] Data Center Non Responsive / Contending
>> > >>
>> > >> 2014-03-04 14:48 GMT+01:00 Meital Bourvine <[email protected]>:
>> > >> > StorageDomainDoesNotExist: Storage domain does not exist:
>> > >> > (u'1810e5eb-9eb6-4797-ac50-8023a939f312',)
>> > >> >
>> > >> > What's the output of:
>> > >> > lvs
>> > >> > vdsClient -s 0 getStorageDomainsList
>> > >> >
>> > >> > If it exists in the list, please run:
>> > >> > vdsClient -s 0 getStorageDomainInfo
>> > >> > 1810e5eb-9eb6-4797-ac50-8023a939f312
>> > >> >
>> > >>
>> > >> I'm attaching a compressed archive to avoid mangling by googlemail
>> > >> client.
>> > >>
>> > >> Indeed the NFS storage with that id is not in the list of available
>> > >> storage as it is brought up by a VM that has to be run in this very
>> > >> same cluster. Obviously it isn't running at the moment.
>> > >>
>> > >> You find this in the DB:
>> > >>
>> > >> COPY storage_domain_static (id, storage, storage_name,
>> > >> storage_domain_type, storage_type, storage_domain_format_type,
>> > >> _create_date, _update_date, recoverable, last_time_used_as_master,
>> > >> storage_description, storage_comment) FROM stdin;
>> > >> ...
>> > >> 1810e5eb-9eb6-4797-ac50-8023a939f312
>> > >> 11d4972d-f227-49ed-b997-f33cf4b2aa26    nfs02EXPORT     3       1
>> > >>  0       2014-02-28 18:11:23.17092+01    \N      t       0       \N
>> > >>   \N
>> > >> ...
>> > >>
>> > >> Also, disks for that VM are carved from the Master Data Domain that is
>> > >> not available ATM.
>> > >>
>> > >> To say in other words: I thought that availability of an export domain
>> > >> wasn't critical to switch on a Data Center. Am I wrong?
>> > >>
>> > >> Thanks,
>> > >> Giorgio.
>> > >>
>> > _______________________________________________
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>> >
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