it was fixed[1], you need to upgrade to libvirt 6+ and qemu 4.2+

[1] https://bugzilla.redhat.com/show_bug.cgi?id=1785939


On Thu, Jul 23, 2020 at 9:59 AM Henri Aanstoot <f...@fash.nu> wrote:

>
>
>
>
> Hi all,
>
> I've got 2 two node setup, image based installs.
> When doing ova exports or generic snapshots, things seem in order.
> Removing snapshots shows warning 'disk in illegal state'
>
> Mouse hover shows .. please do not shutdown before succesfully remove
> snapshot
>
>
> ovirt-engine log
> 2020-07-22 16:40:37,549+02 ERROR
> [org.ovirt.engine.core.dal.dbbroker.auditloghandling.AuditLogDirector]
> (EE-ManagedExecutorService-commandCoordinator-Thread-2)
> [264b0047-5aa6-4380-9d32-eb328fd6bed0] EVENT_ID:
> VDS_BROKER_COMMAND_FAILURE(10,802), VDSM node2.lab command MergeVDS failed:
> Merge failed
> 2020-07-22 16:40:37,549+02 ERROR
> [org.ovirt.engine.core.vdsbroker.vdsbroker.MergeVDSCommand]
> (EE-ManagedExecutorService-commandCoordinator-Thread-2)
> [264b0047-5aa6-4380-9d32-eb328fd6bed0] Command 'MergeVDSCommand(HostName =
> node2.lab,
> MergeVDSCommandParameters:{hostId='02df5213-1243-4671-a1c6-6489d7146319',
> vmId='64c25543-bef7-4fdd-8204-6507046f5a34',
> storagePoolId='5a4ea80c-b3b2-11ea-a890-00163e3cb866',
> storageDomainId='9a12f1b2-5378-46cc-964d-3575695e823f',
> imageGroupId='3f7ac8d8-f1ab-4c7a-91cc-f34d0b8a1cb8',
> imageId='c757e740-9013-4ae0-901d-316932f4af0e',
> baseImageId='ebe50730-dec3-4f29-8a38-9ae7c59f2aef',
> topImageId='c757e740-9013-4ae0-901d-316932f4af0e', bandwidth='0'})'
> execution failed: VDSGenericException: VDSErrorException: Failed to
> MergeVDS, error = Merge failed, code = 52
> 2020-07-22 16:40:37,549+02 ERROR [org.ovirt.engine.core.bll.MergeCommand]
> (EE-ManagedExecutorService-commandCoordinator-Thread-2)
> [264b0047-5aa6-4380-9d32-eb328fd6bed0] Engine exception thrown while
> sending merge command: org.ovirt.engine.core.common.errors.EngineException:
> EngineException:
> org.ovirt.engine.core.vdsbroker.vdsbroker.VDSErrorException:
> VDSGenericException: VDSErrorException: Failed to MergeVDS, error = Merge
> failed, code = 52 (Failed with error mergeErr and code 52)
> Caused by: org.ovirt.engine.core.vdsbroker.vdsbroker.VDSErrorException:
> VDSGenericException: VDSErrorException: Failed to MergeVDS, error = Merge
> failed, code = 52
>       <driver name='qemu' error_policy='report'/>
>       <driver name='qemu' type='qcow2' cache='none' error_policy='stop'
> io='threads'/>
> 2020-07-22 16:40:39,659+02 ERROR
> [org.ovirt.engine.core.bll.MergeStatusCommand]
> (EE-ManagedExecutorService-commandCoordinator-Thread-3)
> [264b0047-5aa6-4380-9d32-eb328fd6bed0] Failed to live merge. Top volume
> c757e740-9013-4ae0-901d-316932f4af0e is still in qemu chain
> [ebe50730-dec3-4f29-8a38-9ae7c59f2aef, c757e740-9013-4ae0-901d-316932f4af0e]
> 2020-07-22 16:40:41,524+02 ERROR
> [org.ovirt.engine.core.bll.snapshots.RemoveSnapshotSingleDiskLiveCommand]
> (EE-ManagedScheduledExecutorService-engineScheduledThreadPool-Thread-58)
> [264b0047-5aa6-4380-9d32-eb328fd6bed0] Command id:
> 'e0b2bce7-afe0-4955-ae46-38bcb8719852 failed child command status for step
> 'MERGE_STATUS'
> 2020-07-22 16:40:42,597+02 ERROR
> [org.ovirt.engine.core.bll.snapshots.RemoveSnapshotSingleDiskLiveCommand]
> (EE-ManagedScheduledExecutorService-engineScheduledThreadPool-Thread-53)
> [264b0047-5aa6-4380-9d32-eb328fd6bed0] Merging of snapshot
> 'ef8f7e06-e48c-4a8c-983c-64e3d4ebfcf9' images
> 'ebe50730-dec3-4f29-8a38-9ae7c59f2aef'..'c757e740-9013-4ae0-901d-316932f4af0e'
> failed. Images have been marked illegal and can no longer be previewed or
> reverted to. Please retry Live Merge on the snapshot to complete the
> operation.
> 2020-07-22 16:40:42,603+02 ERROR
> [org.ovirt.engine.core.bll.snapshots.RemoveSnapshotSingleDiskLiveCommand]
> (EE-ManagedScheduledExecutorService-engineScheduledThreadPool-Thread-53)
> [264b0047-5aa6-4380-9d32-eb328fd6bed0] Ending command
> 'org.ovirt.engine.core.bll.snapshots.RemoveSnapshotSingleDiskLiveCommand'
> with failure.
> 2020-07-22 16:40:43,679+02 ERROR
> [org.ovirt.engine.core.bll.snapshots.RemoveSnapshotCommand]
> (EE-ManagedScheduledExecutorService-engineScheduledThreadPool-Thread-15)
> [264b0047-5aa6-4380-9d32-eb328fd6bed0] Ending command
> 'org.ovirt.engine.core.bll.snapshots.RemoveSnapshotCommand' with failure.
> 2020-07-22 16:40:43,774+02 ERROR
> [org.ovirt.engine.core.dal.dbbroker.auditloghandling.AuditLogDirector]
> (EE-ManagedScheduledExecutorService-engineScheduledThreadPool-Thread-15)
> [264b0047-5aa6-4380-9d32-eb328fd6bed0] EVENT_ID:
> USER_REMOVE_SNAPSHOT_FINISHED_FAILURE(357), Failed to delete snapshot
> 'Auto-generated for Export To OVA' for VM 'Adhoc'.
>
>
> VDSM on hypervisor
> 2020-07-22 14:14:30,220+0200 ERROR (jsonrpc/5) [virt.vm]
> (vmId='14283e6d-c3f0-4011-b90f-a1272f0fbc10') Live merge failed (job:
> e59c54d9-b8d3-44d0-9147-9dd40dff57b9) (vm:5381)
>     if ret == -1: raise libvirtError ('virDomainBlockCommit() failed',
> dom=self)
> libvirt.libvirtError: internal error: qemu block name 'json:{"backing":
> {"driver": "qcow2", "file": {"driver": "file", "filename":
> "/rhev/data-center/mnt/10.12.0.9:_exports_data/9a12f1b2-5378-46cc-964d-3575695e823f/images/3206de41-ccdc-4f2d-a968-5e4da6c2ca3e/bb3aed4b-fc41-456a-9c18-1409a9aa6d14"}},
> "driver": "qcow2", "file": {"driver": "file", "filename":
> "/rhev/data-center/mnt/10.12.0.9:_exports_data/9a12f1b2-5378-46cc-964d-3575695e823f/images/3206de41-ccdc-4f2d-a968-5e4da6c2ca3e/3995b256-2afb-4853-9360-33d0c12e5fd1"}}'
> doesn't match expected '/rhev/data-center/mnt/10.12.0.9:
> _exports_data/9a12f1b2-5378-46cc-964d-3575695e823f/images/3206de41-ccdc-4f2d-a968-5e4da6c2ca3e/3995b256-2afb-4853-9360-33d0c12e5fd1'
> 2020-07-22 14:14:30,234+0200 INFO  (jsonrpc/5) [jsonrpc.JsonRpcServer] RPC
> call VM.merge failed (error 52) in 0.17 seconds (__init__:312)
>
> 2020-07-22 14:17:28,798+0200 INFO  (jsonrpc/2) [api] FINISH getStats
> error=Virtual machine does not exist: {'vmId':
> '698d486c-edbf-4e28-a199-31a2e27bd808'} (api:129)
> 2020-07-22 14:17:28,798+0200 INFO  (jsonrpc/2) [jsonrpc.JsonRpcServer] RPC
> call VM.getStats failed (error 1) in 0.00 seconds (__init__:312)
>
> Also in log,
> INFO  (jsonrpc/1) [api.virt] FINISH getStats return={'status': {'code': 1,
> 'message': "Virtual machine does not exist:
> But is is there and accessible
>
> Any advice here?
> Henri
>
>
> ovirt 4.4.0.3-1.el8
>
> OS Version:
> RHEL - 8 - 1.1911.0.9.el8
> OS Description:
> oVirt Node 4.4.0
> Kernel Version:
> 4.18.0 - 147.8.1.el8_1.x86_64
> KVM Version:
> 4.1.0 - 23.el8.1
> LIBVIRT Version:
> libvirt-5.6.0-10.el8
> VDSM Version:
> vdsm-4.40.16-1.el8
> SPICE Version:
> 0.14.2 - 1.el8
> GlusterFS Version:
> glusterfs-7.5-1.el8
> CEPH Version:
> librbd1-12.2.7-9.el8
> Open vSwitch Version:
> openvswitch-2.11.1-5.el8
> Nmstate Version:
> nmstate-0.2.10-1.el8
>
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