Hi Andreas,
Basically it means that the snapshot was created but the process of the
QEMU is still writing on the original volume (The snapshot), so any
changes you will made while this VM is running will be in the snapshot.
This could be fixed when restarting the VM (as described in the event),
after the restart the QEMU process should run pointing to the right volumes.
Regards,
Maor
On 02/13/2014 09:56 AM, andreas.ewert(a)cbc.de wrote:
Hi,
I want to create a live snapshot, but it fails at the finalizing task. There are 3
events:
- Snapshot 'test' creation for VM 'snaptest' was initiated by EwertA
- Failed to create live snapshot 'test' for VM 'snaptest'. VM restart is
recommended.
- Failed to complete snapshot 'test' creation for VM 'snaptest‘.
Thread-338209::DEBUG::2014-02-13 08:40:19,672::BindingXMLRPC::965::vds::(wrapper) client
[10.98.229.5]::call vmSnapshot with ('31c185ce-cc2e-4246-bf46-fcd96cd30050',
[{'baseVolumeID': 'b9448428-b787-4286-b54e-aa54a8f8bb17',
'domainID': '54f86ad7-2c12-4322-b2d1-f129f3d20e57', 'volumeID':
'c677d01e-dc50-486b-a532-f88a71666d2c', 'imageID':
'db6faf9e-2cc8-4106-954b-fef7e4b1bd1b'}], '') {}
Thread-338209::DEBUG::2014-02-13
08:40:19,672::task::579::TaskManager.Task::(_updateState)
Task=`8675b6b0-3216-46a8-8d9a-d0feb02d5b49`::moving from state init -> state preparing
Thread-338209::INFO::2014-02-13 08:40:19,672::logUtils::44::dispatcher::(wrapper) Run and
protect: prepareImage(sdUUID='54f86ad7-2c12-4322-b2d1-f129f3d20e57',
spUUID='5849b030-626e-47cb-ad90-3ce782d831b3',
imgUUID='db6faf9e-2cc8-4106-954b-fef7e4b1bd1b',
leafUUID='c677d01e-dc50-486b-a532-f88a71666d2c')
Thread-338209::DEBUG::2014-02-13
08:40:19,673::resourceManager::197::ResourceManager.Request::(__init__)
ResName=`Storage.54f86ad7-2c12-4322-b2d1-f129f3d20e57`ReqID=`630a701e-bd44-49ef-8a14-f657b8653a33`::Request
was made in '/usr/share/vdsm/storage/hsm.py' line '3236' at
'prepareImage'
Thread-338209::DEBUG::2014-02-13
08:40:19,673::resourceManager::541::ResourceManager::(registerResource) Trying to register
resource 'Storage.54f86ad7-2c12-4322-b2d1-f129f3d20e57' for lock type
'shared'
Thread-338209::DEBUG::2014-02-13
08:40:19,673::resourceManager::600::ResourceManager::(registerResource) Resource
'Storage.54f86ad7-2c12-4322-b2d1-f129f3d20e57' is free. Now locking as
'shared' (1 active user)
Thread-338209::DEBUG::2014-02-13
08:40:19,673::resourceManager::237::ResourceManager.Request::(grant)
ResName=`Storage.54f86ad7-2c12-4322-b2d1-f129f3d20e57`ReqID=`630a701e-bd44-49ef-8a14-f657b8653a33`::Granted
request
Thread-338209::DEBUG::2014-02-13
08:40:19,674::task::811::TaskManager.Task::(resourceAcquired)
Task=`8675b6b0-3216-46a8-8d9a-d0feb02d5b49`::_resourcesAcquired:
Storage.54f86ad7-2c12-4322-b2d1-f129f3d20e57 (shared)
Thread-338209::DEBUG::2014-02-13 08:40:19,675::task::974::TaskManager.Task::(_decref)
Task=`8675b6b0-3216-46a8-8d9a-d0feb02d5b49`::ref 1 aborting False
Thread-338209::DEBUG::2014-02-13 08:40:19,675::lvm::440::OperationMutex::(_reloadlvs)
Operation 'lvm reload operation' got the operation mutex
Thread-338209::DEBUG::2014-02-13 08:40:19,675::lvm::309::Storage.Misc.excCmd::(cmd)
'/usr/bin/sudo -n /sbin/lvm lvs --config " devices { preferred_names =
[\\"^/dev/mapper/\\"] ignore_suspended_devices=1 write_cache_state=0
disable_after_error_count=3 obtain_device_list_from_udev=0 filter = [
\'a|/dev/mapper/36000d7710000ec7c7d5beda78691839c|\', \'r|.*|\' ] }
global { locking_type=1 prioritise_write_locks=1 wait_for_locks=1 } backup {
retain_min = 50 retain_days = 0 } " --noheadings --units b --nosuffix --separator |
-o uuid,name,vg_name,attr,size,seg_start_pe,devices,tags
54f86ad7-2c12-4322-b2d1-f129f3d20e57' (cwd None)
Thread-338209::DEBUG::2014-02-13 08:40:19,715::lvm::309::Storage.Misc.excCmd::(cmd)
SUCCESS: <err> = ''; <rc> = 0
Thread-338209::DEBUG::2014-02-13 08:40:19,739::lvm::475::Storage.LVM::(_reloadlvs) lvs
reloaded
Thread-338209::DEBUG::2014-02-13 08:40:19,740::lvm::475::OperationMutex::(_reloadlvs)
Operation 'lvm reload operation' released the operation mutex
Thread-338209::DEBUG::2014-02-13 08:40:19,741::lvm::309::Storage.Misc.excCmd::(cmd)
'/usr/bin/sudo -n /sbin/lvm lvchange --config " devices { preferred_names =
[\\"^/dev/mapper/\\"] ignore_suspended_devices=1 write_cache_state=0
disable_after_error_count=3 obtain_device_list_from_udev=0 filter = [
\'a|/dev/mapper/36000d7710000ec7c7d5beda78691839c|\', \'r|.*|\' ] }
global { locking_type=1 prioritise_write_locks=1 wait_for_locks=1 } backup {
retain_min = 50 retain_days = 0 } " --autobackup n --available y
54f86ad7-2c12-4322-b2d1-f129f3d20e57/c677d01e-dc50-486b-a532-f88a71666d2c' (cwd None)
Thread-338209::DEBUG::2014-02-13 08:40:19,800::lvm::309::Storage.Misc.excCmd::(cmd)
SUCCESS: <err> = ''; <rc> = 0
Thread-338209::DEBUG::2014-02-13 08:40:19,801::lvm::526::OperationMutex::(_invalidatelvs)
Operation 'lvm invalidate operation' got the operation mutex
Thread-338209::DEBUG::2014-02-13 08:40:19,801::lvm::538::OperationMutex::(_invalidatelvs)
Operation 'lvm invalidate operation' released the operation mutex
Thread-338209::WARNING::2014-02-13
08:40:19,801::fileUtils::167::Storage.fileUtils::(createdir) Dir
/var/run/vdsm/storage/54f86ad7-2c12-4322-b2d1-f129f3d20e57/db6faf9e-2cc8-4106-954b-fef7e4b1bd1b
already exists
Thread-338209::DEBUG::2014-02-13
08:40:19,801::blockSD::1068::Storage.StorageDomain::(createImageLinks) img run vol already
exists:
/var/run/vdsm/storage/54f86ad7-2c12-4322-b2d1-f129f3d20e57/db6faf9e-2cc8-4106-954b-fef7e4b1bd1b/b9448428-b787-4286-b54e-aa54a8f8bb17
Thread-338209::DEBUG::2014-02-13
08:40:19,802::blockSD::1068::Storage.StorageDomain::(createImageLinks) img run vol already
exists:
/var/run/vdsm/storage/54f86ad7-2c12-4322-b2d1-f129f3d20e57/db6faf9e-2cc8-4106-954b-fef7e4b1bd1b/bac74b7e-94f0-48d2-a5e5-8b2e846411e8
Thread-338209::DEBUG::2014-02-13
08:40:19,802::blockSD::1040::Storage.StorageDomain::(linkBCImage) path to image directory
already exists:
/rhev/data-center/mnt/blockSD/54f86ad7-2c12-4322-b2d1-f129f3d20e57/images/db6faf9e-2cc8-4106-954b-fef7e4b1bd1b
Thread-338209::DEBUG::2014-02-13 08:40:19,802::lvm::440::OperationMutex::(_reloadlvs)
Operation 'lvm reload operation' got the operation mutex
Thread-338209::DEBUG::2014-02-13 08:40:19,803::lvm::309::Storage.Misc.excCmd::(cmd)
'/usr/bin/sudo -n /sbin/lvm lvs --config " devices { preferred_names =
[\\"^/dev/mapper/\\"] ignore_suspended_devices=1 write_cache_state=0
disable_after_error_count=3 obtain_device_list_from_udev=0 filter = [
\'a|/dev/mapper/36000d7710000ec7c7d5beda78691839c|\', \'r|.*|\' ] }
global { locking_type=1 prioritise_write_locks=1 wait_for_locks=1 } backup {
retain_min = 50 retain_days = 0 } " --noheadings --units b --nosuffix --separator |
-o uuid,name,vg_name,attr,size,seg_start_pe,devices,tags
54f86ad7-2c12-4322-b2d1-f129f3d20e57' (cwd None)
Thread-338209::DEBUG::2014-02-13 08:40:19,831::lvm::309::Storage.Misc.excCmd::(cmd)
SUCCESS: <err> = ''; <rc> = 0
Thread-338209::DEBUG::2014-02-13 08:40:19,849::lvm::475::Storage.LVM::(_reloadlvs) lvs
reloaded
Thread-338209::DEBUG::2014-02-13 08:40:19,849::lvm::475::OperationMutex::(_reloadlvs)
Operation 'lvm reload operation' released the operation mutex
Thread-338209::INFO::2014-02-13 08:40:19,850::logUtils::47::dispatcher::(wrapper) Run and
protect: prepareImage, Return response: {'info': {'domainID':
'54f86ad7-2c12-4322-b2d1-f129f3d20e57', 'volType': 'path',
'leaseOffset': 128974848, 'path':
'/rhev/data-center/mnt/blockSD/54f86ad7-2c12-4322-b2d1-f129f3d20e57/images/db6faf9e-2cc8-4106-954b-fef7e4b1bd1b/c677d01e-dc50-486b-a532-f88a71666d2c',
'volumeID': 'c677d01e-dc50-486b-a532-f88a71666d2c', 'leasePath':
'/dev/54f86ad7-2c12-4322-b2d1-f129f3d20e57/leases', 'imageID':
'db6faf9e-2cc8-4106-954b-fef7e4b1bd1b'}, 'path':
'/rhev/data-center/mnt/blockSD/54f86ad7-2c12-4322-b2d1-f129f3d20e57/images/db6faf9e-2cc8-4106-954b-fef7e4b1bd1b/c677d01e-dc50-486b-a532-f88a71666d2c',
'imgVolumesInfo': [{'domainID':
'54f86ad7-2c12-4322-b2d1-f129f3d20e57', 'volType': 'path',
'leaseOffset': 128974848, 'path':
'/rhev/data-center/mnt/blockSD/54f86ad7-2c12-4322-b2d1-f129f3d20e57/images/db6faf9e-2cc8-4106-954b-fef7e4b1bd1b/c677d01e-dc50-486b-a532-f8!
8a71666d2c
', 'volumeID': 'c677d01e-dc50-486b-a532-f88a71666d2c',
'leasePath': '/dev/54f86ad7-2c12-4322-b2d1-f129f3d20e57/leases',
'imageID': 'db6faf9e-2cc8-4106-954b-fef7e4b1bd1b'}, {'domainID':
'54f86ad7-2c12-4322-b2d1-f129f3d20e57', 'volType': 'path',
'leaseOffset': 127926272, 'path':
'/rhev/data-center/mnt/blockSD/54f86ad7-2c12-4322-b2d1-f129f3d20e57/images/db6faf9e-2cc8-4106-954b-fef7e4b1bd1b/b9448428-b787-4286-b54e-aa54a8f8bb17',
'volumeID': 'b9448428-b787-4286-b54e-aa54a8f8bb17', 'leasePath':
'/dev/54f86ad7-2c12-4322-b2d1-f129f3d20e57/leases', 'imageID':
'db6faf9e-2cc8-4106-954b-fef7e4b1bd1b'}, {'domainID':
'54f86ad7-2c12-4322-b2d1-f129f3d20e57', 'volType': 'path',
'leaseOffset': 111149056, 'path':
'/rhev/data-center/mnt/blockSD/54f86ad7-2c12-4322-b2d1-f129f3d20e57/images/db6faf9e-2cc8-4106-954b-fef7e4b1bd1b/bac74b7e-94f0-48d2-a5e5-8b2e846411e8',
'volumeID': 'bac74b7e-94f0-48d2-a5e5-8b2e846411e8', 'leasePath':
'/dev/54f86ad7-2c12-4322-b2d1-f129f3d20e57/leases', 'imageID':
'db6fa!
f9e-2cc8-4
106-954b-fef7e4b1bd1b'}]}
Thread-338209::DEBUG::2014-02-13
08:40:19,850::task::1168::TaskManager.Task::(prepare)
Task=`8675b6b0-3216-46a8-8d9a-d0feb02d5b49`::finished: {'info':
{'domainID': '54f86ad7-2c12-4322-b2d1-f129f3d20e57', 'volType':
'path', 'leaseOffset': 128974848, 'path':
'/rhev/data-center/mnt/blockSD/54f86ad7-2c12-4322-b2d1-f129f3d20e57/images/db6faf9e-2cc8-4106-954b-fef7e4b1bd1b/c677d01e-dc50-486b-a532-f88a71666d2c',
'volumeID': 'c677d01e-dc50-486b-a532-f88a71666d2c', 'leasePath':
'/dev/54f86ad7-2c12-4322-b2d1-f129f3d20e57/leases', 'imageID':
'db6faf9e-2cc8-4106-954b-fef7e4b1bd1b'}, 'path':
'/rhev/data-center/mnt/blockSD/54f86ad7-2c12-4322-b2d1-f129f3d20e57/images/db6faf9e-2cc8-4106-954b-fef7e4b1bd1b/c677d01e-dc50-486b-a532-f88a71666d2c',
'imgVolumesInfo': [{'domainID':
'54f86ad7-2c12-4322-b2d1-f129f3d20e57', 'volType': 'path',
'leaseOffset': 128974848, 'path':
'/rhev/data-center/mnt/blockSD/54f86ad7-2c12-4322-b2d1-f129f3d20e57/images/db6faf9e-2cc8-4106-954b-fef7e4b1bd1b/c677d01e-dc50-!
486b-a532-
f88a71666d2c', 'volumeID': 'c677d01e-dc50-486b-a532-f88a71666d2c',
'leasePath': '/dev/54f86ad7-2c12-4322-b2d1-f129f3d20e57/leases',
'imageID': 'db6faf9e-2cc8-4106-954b-fef7e4b1bd1b'}, {'domainID':
'54f86ad7-2c12-4322-b2d1-f129f3d20e57', 'volType': 'path',
'leaseOffset': 127926272, 'path':
'/rhev/data-center/mnt/blockSD/54f86ad7-2c12-4322-b2d1-f129f3d20e57/images/db6faf9e-2cc8-4106-954b-fef7e4b1bd1b/b9448428-b787-4286-b54e-aa54a8f8bb17',
'volumeID': 'b9448428-b787-4286-b54e-aa54a8f8bb17', 'leasePath':
'/dev/54f86ad7-2c12-4322-b2d1-f129f3d20e57/leases', 'imageID':
'db6faf9e-2cc8-4106-954b-fef7e4b1bd1b'}, {'domainID':
'54f86ad7-2c12-4322-b2d1-f129f3d20e57', 'volType': 'path',
'leaseOffset': 111149056, 'path':
'/rhev/data-center/mnt/blockSD/54f86ad7-2c12-4322-b2d1-f129f3d20e57/images/db6faf9e-2cc8-4106-954b-fef7e4b1bd1b/bac74b7e-94f0-48d2-a5e5-8b2e846411e8',
'volumeID': 'bac74b7e-94f0-48d2-a5e5-8b2e846411e8', 'leasePath':
'/dev/54f86ad7-2c12-4322-b2d1-f129f3d20e57/leases', 'imag!
eID': 'db6
faf9e-2cc8-4106-954b-fef7e4b1bd1b'}]}
Thread-338209::DEBUG::2014-02-13
08:40:19,850::task::579::TaskManager.Task::(_updateState)
Task=`8675b6b0-3216-46a8-8d9a-d0feb02d5b49`::moving from state preparing -> state
finished
Thread-338209::DEBUG::2014-02-13
08:40:19,850::resourceManager::939::ResourceManager.Owner::(releaseAll) Owner.releaseAll
requests {} resources {'Storage.54f86ad7-2c12-4322-b2d1-f129f3d20e57': <
ResourceRef 'Storage.54f86ad7-2c12-4322-b2d1-f129f3d20e57', isValid:
'True' obj: 'None'>}
Thread-338209::DEBUG::2014-02-13
08:40:19,851::resourceManager::976::ResourceManager.Owner::(cancelAll) Owner.cancelAll
requests {}
Thread-338209::DEBUG::2014-02-13
08:40:19,851::resourceManager::615::ResourceManager::(releaseResource) Trying to release
resource 'Storage.54f86ad7-2c12-4322-b2d1-f129f3d20e57'
Thread-338209::DEBUG::2014-02-13
08:40:19,851::resourceManager::634::ResourceManager::(releaseResource) Released resource
'Storage.54f86ad7-2c12-4322-b2d1-f129f3d20e57' (0 active users)
Thread-338209::DEBUG::2014-02-13
08:40:19,851::resourceManager::640::ResourceManager::(releaseResource) Resource
'Storage.54f86ad7-2c12-4322-b2d1-f129f3d20e57' is free, finding out if anyone is
waiting for it.
Thread-338209::DEBUG::2014-02-13
08:40:19,851::resourceManager::648::ResourceManager::(releaseResource) No one is waiting
for resource 'Storage.54f86ad7-2c12-4322-b2d1-f129f3d20e57', Clearing records.
Thread-338209::DEBUG::2014-02-13 08:40:19,852::task::974::TaskManager.Task::(_decref)
Task=`8675b6b0-3216-46a8-8d9a-d0feb02d5b49`::ref 0 aborting False
Thread-338209::INFO::2014-02-13 08:40:19,852::clientIF::353::vds::(prepareVolumePath)
prepared volume path:
/rhev/data-center/mnt/blockSD/54f86ad7-2c12-4322-b2d1-f129f3d20e57/images/db6faf9e-2cc8-4106-954b-fef7e4b1bd1b/c677d01e-dc50-486b-a532-f88a71666d2c
Thread-338209::DEBUG::2014-02-13 08:40:19,852::vm::3743::vm.Vm::(snapshot)
vmId=`31c185ce-cc2e-4246-bf46-fcd96cd30050`::<domainsnapshot>
Thread-338209::DEBUG::2014-02-13
08:40:19,865::libvirtconnection::108::libvirtconnection::(wrapper) Unknown libvirterror:
ecode: 67 edom: 10 level: 2 message: unsupported configuration: reuse is not supported
with this QEMU binary
Thread-338209::DEBUG::2014-02-13 08:40:19,865::vm::3764::vm.Vm::(snapshot)
vmId=`31c185ce-cc2e-4246-bf46-fcd96cd30050`::Snapshot failed using the quiesce flag,
trying again without it (unsupported configuration: reuse is not supported with this QEMU
binary)
Thread-338209::DEBUG::2014-02-13
08:40:19,869::libvirtconnection::108::libvirtconnection::(wrapper) Unknown libvirterror:
ecode: 67 edom: 10 level: 2 message: unsupported configuration: reuse is not supported
with this QEMU binary
Thread-338209::ERROR::2014-02-13 08:40:19,869::vm::3768::vm.Vm::(snapshot)
vmId=`31c185ce-cc2e-4246-bf46-fcd96cd30050`::Unable to take snapshot
Thread-338209::DEBUG::2014-02-13 08:40:19,870::BindingXMLRPC::972::vds::(wrapper) return
vmSnapshot with {'status': {'message': 'Snapshot failed',
'code': 48}}
What can I do to fix this?
best regards
Andreas
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