[Users] Fail snapshot

Kevin Tibi kevintibi at hotmail.com
Fri Apr 4 15:11:18 UTC 2014


Installed Packages
qemu-kvm.x86_64                                    2:0.12.1.2-2.415.el6_5.6
                                    @updates
Available Packages
qemu-kvm.x86_64                                    2:0.12.1.2-2.415.el6_5.7
                                    updates
[


2014-04-04 17:06 GMT+02:00 Kevin Tibi <kevintibi at hotmail.com>:

> It's centos 6.5. Have I need to change my repo ? I have just EPEL and
> Ovirt repo.
>
>
> 2014-04-04 16:23 GMT+02:00 Douglas Schilling Landgraf <
> dougsland at redhat.com>:
>
> Hi,
>>
>>
>> On 04/04/2014 10:04 AM, Kevin Tibi wrote:
>>
>>> Yes it's a live snapshots. Normal snapshot works.
>>>
>>
>> Question:
>> Is it a EL6 hosts? If yes, are you using qemu-kvm from:
>> jenkins.ovirt.org/view/Packaging/job/qemu-kvm-rhev_create_rpms_el6/  ?
>>
>>
>> Thanks!
>>
>>
>>> How i make debug in vdsm ?
>>>
>>> mom.conf :
>>>
>>> log: /var/log/vdsm/mom.log
>>>
>>> verbosity: info
>>>
>>> vdsm.conf :
>>>
>>> [root at host02 ~]# cat /etc/vdsm/vdsm.conf
>>> [addresses]
>>> management_port = 54321
>>>
>>> [vars]
>>> ssl = true
>>>
>>>
>>>
>>> 2014-04-04 15:27 GMT+02:00 Dafna Ron <dron at redhat.com
>>> <mailto:dron at redhat.com>>:
>>>
>>>
>>>     is this a live snapshots (wile vm is running)?
>>>     can you please make sure your vdsm log is in debug and attach the
>>>     full log?
>>>
>>>     Thanks,
>>>     Dafna
>>>
>>>
>>>
>>>     On 04/04/2014 02:23 PM, Michal Skrivanek wrote:
>>>
>>>         On 4 Apr 2014, at 12:45, Kevin Tibi wrote:
>>>
>>>             Hi,
>>>
>>>             I have a pb when i try to snapshot a VM.
>>>
>>>         are you running the right qemu/libvirt from virt-preview repo?
>>>
>>>             Ovirt engine self hosted 3.4. Two node (host01 and host02).
>>>
>>>             my engine.log :
>>>
>>>             2014-04-04 12:30:03,013 INFO
>>>               [org.ovirt.engine.core.bll.__
>>> CreateAllSnapshotsFromVmComman__d] (org.ovirt.thread.pool-6-__thread-24)
>>> Ending command successfully: org.ovirt.engine.core.bll.__
>>> CreateAllSnapshotsFromVmComman__d
>>>
>>>             2014-04-04 12:30:03,028 INFO
>>>               [org.ovirt.engine.core.__vdsbroker.vdsbroker.__SnapshotVDSCommand]
>>> (org.ovirt.thread.pool-6-__thread-24) START,
>>> SnapshotVDSCommand(HostName = host01, HostId = fcb9a5cf-2064-42a5-99fe-__dc56ea39ed81,
>>> vmId=cb038ccf-6c6f-475c-872f-__ea812ff795a1), log id: 36463977
>>>
>>>             2014-04-04 12:30:03,075 ERROR
>>>             [org.ovirt.engine.core.__vdsbroker.vdsbroker.__
>>> SnapshotVDSCommand]
>>>             (org.ovirt.thread.pool-6-__thread-24) Failed in SnapshotVDS
>>>
>>>             method
>>>             2014-04-04 12:30:03,076 INFO
>>>               [org.ovirt.engine.core.__vdsbroker.vdsbroker.__SnapshotVDSCommand]
>>> (org.ovirt.thread.pool-6-__thread-24) Command org.ovirt.engine.core.__
>>> vdsbroker.vdsbroker.__SnapshotVDSCommand return value
>>>
>>>                StatusOnlyReturnForXmlRpc [mStatus=StatusForXmlRpc
>>>             [mCode=48, mMessage=Snapshot failed]]
>>>             2014-04-04 12:30:03,077 INFO
>>>               [org.ovirt.engine.core.__vdsbroker.vdsbroker.__SnapshotVDSCommand]
>>> (org.ovirt.thread.pool-6-__thread-24) HostName = host01
>>>
>>>             2014-04-04 12:30:03,078 ERROR
>>>             [org.ovirt.engine.core.__vdsbroker.vdsbroker.__
>>> SnapshotVDSCommand]
>>>             (org.ovirt.thread.pool-6-__thread-24) Command
>>>
>>>             SnapshotVDSCommand(HostName = host01, HostId =
>>>             fcb9a5cf-2064-42a5-99fe-__dc56ea39ed81,
>>>             vmId=cb038ccf-6c6f-475c-872f-__ea812ff795a1) execution
>>>
>>>             failed. Exception: VDSErrorException: VDSGenericException:
>>>             VDSErrorException: Failed to SnapshotVDS, error = Snapshot
>>>             failed, code = 48
>>>             2014-04-04 12:30:03,080 INFO
>>>               [org.ovirt.engine.core.__vdsbroker.vdsbroker.__SnapshotVDSCommand]
>>> (org.ovirt.thread.pool-6-__thread-24) FINISH, SnapshotVDSCommand, log
>>> id: 36463977
>>>
>>>             2014-04-04 12:30:03,083 WARN
>>>               [org.ovirt.engine.core.bll.__
>>> CreateAllSnapshotsFromVmComman__d] (org.ovirt.thread.pool-6-__thread-24)
>>> Wasnt able to live snapshot due to error: VdcBLLException: VdcBLLException:
>>> org.ovirt.engine.core.__vdsbroker.vdsbroker.__VDSErrorException:
>>> VDSGenericException: VDSErrorException: Failed to SnapshotVDS, error =
>>> Snapshot failed, code = 48 (Failed with error SNAPSHOT_FAILED and code 48).
>>> VM will still be configured to the new created snapshot
>>>
>>>             2014-04-04 12:30:03,097 INFO
>>>               [org.ovirt.engine.core.dal.__dbbroker.auditloghandling.__AuditLogDirector]
>>> (org.ovirt.thread.pool-6-__thread-24) Correlation ID: 5650b99f, Job ID:
>>> c1b2d861-2a52-49f1-9eaa-__1b63aa8b4fba, Call Stack:
>>> org.ovirt.engine.core.common.__errors.VdcBLLException: VdcBLLException:
>>> org.ovirt.engine.core.__vdsbroker.vdsbroker.__VDSErrorException:
>>> VDSGenericException: VDSErrorException: Failed to SnapshotVDS, error =
>>> Snapshot failed, code = 48 (Failed with error SNAPSHOT_FAILED and code 48)
>>>
>>>
>>>
>>>             My /var/log/messages
>>>
>>>             Apr  4 12:30:04 host01 vdsm vm.Vm ERROR
>>>             vmId=`cb038ccf-6c6f-475c-872f-__ea812ff795a1`::The base
>>>
>>>             volume doesn't exist: {'device': 'disk', 'domainID':
>>>             '5ae613a4-44e4-42cb-89fc-__7b5d34c1f30f', 'volumeID':
>>>             '3b6cbb5d-beed-428d-ac66-__9db3dd002e2f', 'imageID':
>>>             '646df162-5c6d-44b1-bc47-__b63c3fdab0e2'}
>>>
>>>
>>>             My /var/log/libvirt/libvirt.log
>>>
>>>             2014-04-04 10:40:13.886+0000: 8234: debug :
>>>             qemuMonitorIOWrite:462 : QEMU_MONITOR_IO_WRITE:
>>>             mon=0x7f77ec0ccce0
>>>             buf={"execute":"query-__blockstats","id":"libvirt-__20842"}
>>>
>>>                len=53 ret=53 errno=11
>>>             2014-04-04 10:40:13.888+0000: 8234: debug :
>>>             qemuMonitorIOProcess:354 : QEMU_MONITOR_IO_PROCESS:
>>>             mon=0x7f77ec0ccce0 buf={"return": [{"device":
>>>             "drive-ide0-1-0", "parent": {"stats":
>>>             {"flush_total_time_ns": 0, "wr_highest_offset": 0,
>>>             "wr_total_time_ns": 0, "wr_bytes": 0, "rd_total_time_ns": 0,
>>>             "flush_operations": 0, "wr_operations": 0, "rd_bytes": 0,
>>>             "rd_operations": 0}}, "stats": {"flush_total_time_ns": 0,
>>>             "wr_highest_offset": 0, "wr_total_time_ns": 0, "wr_bytes":
>>>             0, "rd_total_time_ns": 11929902, "flush_operations": 0,
>>>             "wr_operations": 0, "rd_bytes": 135520, "rd_operations":
>>>             46}}, {"device": "drive-virtio-disk0", "parent": {"stats":
>>>             {"flush_total_time_ns": 0, "wr_highest_offset": 22184332800,
>>>             "wr_total_time_ns": 0, "wr_bytes": 0, "rd_total_time_ns": 0,
>>>             "flush_operations": 0, "wr_operations": 0, "rd_bytes": 0,
>>>             "rd_operations": 0}}, "stats": {"flush_total_time_ns":
>>>             34786515034, "wr_highest_offset": 22184332800,
>>>             "wr_total_time_ns": 5131205369094, "wr_bytes": 5122065408,
>>>             "rd_tot
>>>
>>>     a
>>>
>>>            l_time_ns": 12987633373, "flush_operations": 285398,
>>>         "wr_operations": 401232, "rd_bytes": 392342016, "rd_operations":
>>>         15069}}], "id": "libvirt-20842"}
>>>
>>>                len=1021
>>>             2014-04-04 10:40:13.888+0000: 8263: debug :
>>>             qemuMonitorGetBlockStatsInfo:__1478 : mon=0x7f77ec0ccce0
>>>
>>>             dev=ide0-1-0
>>>             2014-04-04 10:40:13.889+0000: 8263: debug :
>>>             qemuMonitorSend:904 : QEMU_MONITOR_SEND_MSG:
>>>             mon=0x7f77ec0ccce0
>>>             msg={"execute":"query-__blockstats","id":"libvirt-__20843"}
>>>
>>>             /var/log/vdsm/vdsm.log
>>>             Thread-4732::DEBUG::2014-04-04
>>>             12:43:34,439::BindingXMLRPC::__1067::vds::(wrapper) client
>>>             [192.168.99.104]::call vmSnapshot with
>>>             ('cb038ccf-6c6f-475c-872f-__ea812ff795a1', [{'baseVolumeID':
>>>             'b62232fc-4e02-41ce-ae10-__5dff9e2f7bbe', 'domainID':
>>>             '5ae613a4-44e4-42cb-89fc-__7b5d34c1f30f', 'volumeID':
>>>             'f5fc4fed-4acd-46e8-9980-__90a9c3985840', 'imageID':
>>>             '646df162-5c6d-44b1-bc47-__b63c3fdab0e2'}],
>>>             '5ae613a4-44e4-42cb-89fc-__7b5d34c1f30f,00000002-0002-__
>>> 0002-0002-000000000076,__4fb31c32-8467-4d4a-b817-__
>>> 977643a462e3,ceb881f3-9a46-__4ebc-b82e-c4c91035f807,__
>>> 2c06b4da-2743-4422-ba94-__74da2c709188,02804da9-34f8-__
>>> 438f-9e8a-9689bc94790c')
>>>             {}
>>>             Thread-4732::ERROR::2014-04-04
>>>             12:43:34,440::vm::3910::vm.Vm:__:(snapshot)
>>>             vmId=`cb038ccf-6c6f-475c-872f-__ea812ff795a1`::The base
>>>
>>>             volume doesn't exist: {'device': 'disk', 'domainID':
>>>             '5ae613a4-44e4-42cb-89fc-__7b5d34c1f30f', 'volumeID':
>>>             'b62232fc-4e02-41ce-ae10-__5dff9e2f7bbe', 'imageID':
>>>             '646df162-5c6d-44b1-bc47-__b63c3fdab0e2'}
>>>             Thread-4732::DEBUG::2014-04-04
>>>             12:43:34,440::BindingXMLRPC::__1074::vds::(wrapper) return
>>>
>>>             vmSnapshot with {'status': {'message': 'Snapshot failed',
>>>             'code': 48}}
>>>             Thread-299::DEBUG::2014-04-04
>>>             12:43:35,423::fileSD::225::__Storage.Misc.excCmd::(__
>>> getReadDelay)
>>>             '/bin/dd iflag=direct
>>>             if=/rhev/data-center/mnt/__host01.ovirt.lan:_home_export/
>>> __ff98d346-4515-4349-8437-__fb2f5e9eaadf/dom_md/metadata
>>>
>>>             bs=4096 count=1' (cwd None)
>>>
>>>
>>>             Thx;)
>>>
>>>             _________________________________________________
>>>             Users mailing list
>>>             Users at ovirt.org <mailto:Users at ovirt.org>
>>>             http://lists.ovirt.org/__mailman/listinfo/users
>>>             <http://lists.ovirt.org/mailman/listinfo/users>
>>>
>>>         _________________________________________________
>>>         Users mailing list
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>>>         http://lists.ovirt.org/__mailman/listinfo/users
>>>
>>>         <http://lists.ovirt.org/mailman/listinfo/users>
>>>
>>>
>>>
>>>     --
>>>     Dafna Ron
>>>
>>>
>>>     _________________________________________________
>>>     Users mailing list
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>>>     http://lists.ovirt.org/__mailman/listinfo/users
>>>
>>>     <http://lists.ovirt.org/mailman/listinfo/users>
>>>
>>>
>>>
>>>
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>>>
>>>
>>
>> --
>> Cheers
>> Douglas
>>
>> _______________________________________________
>> Users mailing list
>> Users at ovirt.org
>> http://lists.ovirt.org/mailman/listinfo/users
>>
>
>
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