Bug 983481
| Summary: | Live snapshot creation fails but snapshot is created in system | ||||||
|---|---|---|---|---|---|---|---|
| Product: | Red Hat Enterprise Virtualization Manager | Reporter: | Jakub Libosvar <jlibosva> | ||||
| Component: | ovirt-engine | Assignee: | Michal Skrivanek <michal.skrivanek> | ||||
| Status: | CLOSED CURRENTRELEASE | QA Contact: | |||||
| Severity: | urgent | Docs Contact: | |||||
| Priority: | unspecified | ||||||
| Version: | 3.3.0 | CC: | abaron, acathrow, iheim, jkt, lpeer, lsvaty, Rhev-m-bugs, yeylon | ||||
| Target Milestone: | --- | Keywords: | Regression, TestBlocker, Triaged | ||||
| Target Release: | 3.3.0 | ||||||
| Hardware: | x86_64 | ||||||
| OS: | Linux | ||||||
| Whiteboard: | virt | ||||||
| Fixed In Version: | Doc Type: | Bug Fix | |||||
| Doc Text: | Story Points: | --- | |||||
| Clone Of: | Environment: | ||||||
| Last Closed: | 2013-07-15 10:46:43 UTC | Type: | Bug | ||||
| Regression: | --- | Mount Type: | --- | ||||
| Documentation: | --- | CRM: | |||||
| Verified Versions: | Category: | --- | |||||
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |||||
| Cloudforms Team: | --- | Target Upstream Version: | |||||
| Embargoed: | |||||||
| Attachments: |
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Created attachment 772125 [details] logs Description of problem: Live snapshots cannot be created when vm is up. 1626300f-5ddd-40a1-8983-97328b728452::DEBUG::2013-07-11 12:09:47,863::lvm::310::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 filter = [ \'a%3514f0c542a0029c5|3514f0c542a0029d2|3514f0c542a0029d3|3514f0c542a0029de|3514f0c542a002a72|3514f0c542a002af7|3514f0c542a002afb|3514f0c542a002afc|360060160f4a03000a45adc4c87e9e211%\', \'r%.*%\' ] } global { locking_type=1 prioritise_write_locks=1 wait_for_locks=1 } backup { retain_min = 50 retain_days = 0 } " --autobackup n --available n 729d6a2b-28c6-4587-a958-f4e33051ffb5/1619183b-bee7-4e0a-aa37-3fdc5e7ff827' (cwd None) 1626300f-5ddd-40a1-8983-97328b728452::DEBUG::2013-07-11 12:09:52,992::lvm::310::Storage.Misc.excCmd::(cmd) FAILED: <err> = ' /dev/mapper/3514f0c542a002af7: read failed after 0 of 4096 at 21474770944: Input/output error\n /dev/mapper/3514f0c542a002af7: read failed after 0 of 4096 at 21474828288: Input/output error\n /dev/mapper/3514f0c542a002af7: read failed after 0 of 4096 at 0: Input/output error\n WARNING: Error counts reached a limit of 3. Device /dev/mapper/3514f0c542a002af7 was disabled\n /dev/mapper/3514f0c542a0029c5: read failed after 0 of 4096 at 21474770944: Input/output error\n /dev/mapper/3514f0c542a0029c5: read failed after 0 of 4096 at 21474828288: Input/output error\n /dev/mapper/3514f0c542a0029c5: read failed after 0 of 4096 at 0: Input/output error\n WARNING: Error counts reached a limit of 3. Device /dev/mapper/3514f0c542a0029c5 was disabled\n /dev/mapper/360060160f4a03000a45adc4c87e9e211: read failed after 0 of 4096 at 53687025664: Input/output error\n /dev/mapper/360060160f4a03000a45adc4c87e9e211: read failed after 0 of 4096 at 53687083008: Input/output error\n /dev/mapper/360060160f4a03000a45adc4c87e9e211: read failed after 0 of 4096 at 0: Input/output error\n WARNING: Error counts reached a limit of 3. Device /dev/mapper/360060160f4a03000a45adc4c87e9e211 was disabled\n /dev/mapper/3514f0c542a0029d2: read failed after 0 of 4096 at 53687025664: Input/output error\n /dev/mapper/3514f0c542a0029d2: read failed after 0 of 4096 at 53687083008: Input/output error\n /dev/mapper/3514f0c542a0029d2: read failed after 0 of 4096 at 0: Input/output error\n WARNING: Error counts reached a limit of 3. Device /dev/mapper/3514f0c542a0029d2 was disabled\n /dev/mapper/3514f0c542a0029d3: read failed after 0 of 4096 at 53687025664: Input/output error\n /dev/mapper/3514f0c542a0029d3: read failed after 0 of 4096 at 53687083008: Input/output error\n /dev/mapper/3514f0c542a0029d3: read failed after 0 of 4096 at 0: Input/output error\n WARNING: Error counts reached a limit of 3. Device /dev/mapper/3514f0c542a0029d3 was disabled\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n device-mapper: remove ioctl on failed: Device or resource busy\n Unable to deactivate 729d6a2b--28c6--4587--a958--f4e33051ffb5-1619183b--bee7--4e0a--aa37--3fdc5e7ff827 (253:43)\n'; <rc> = 5 2013-07-11 12:09:55,730 INFO [org.ovirt.engine.core.vdsbroker.vdsbroker.SnapshotVDSCommand] (pool-5-thread-49) [2380b4c8] START, SnapshotVDSCommand(HostName = 10.35.160.63, HostId = 1f2592bf-a201-4532-a3d8-725e37133c55, vmId=ce1d44a1-4a9e-40ae-8f6c-988b1381241b), log id: 3d16c93a 2013-07-11 12:09:55,738 ERROR [org.ovirt.engine.core.vdsbroker.vdsbroker.SnapshotVDSCommand] (pool-5-thread-49) [2380b4c8] Failed in SnapshotVDS method 2013-07-11 12:09:55,739 ERROR [org.ovirt.engine.core.vdsbroker.vdsbroker.SnapshotVDSCommand] (pool-5-thread-49) [2380b4c8] Error code unexpected and error message VDSGenericException: VDSErrorException: Failed to SnapshotVDS, error = Unexpected exception 2013-07-11 12:09:55,740 INFO [org.ovirt.engine.core.vdsbroker.vdsbroker.SnapshotVDSCommand] (pool-5-thread-49) [2380b4c8] Command org.ovirt.engine.core.vdsbroker.vdsbroker.SnapshotVDSCommand return value StatusOnlyReturnForXmlRpc [mStatus=StatusForXmlRpc [mCode=16, mMessage=Unexpected exception]] 2013-07-11 12:09:55,740 INFO [org.ovirt.engine.core.vdsbroker.vdsbroker.SnapshotVDSCommand] (pool-5-thread-49) [2380b4c8] HostName = 10.35.160.63 2013-07-11 12:09:55,740 ERROR [org.ovirt.engine.core.vdsbroker.vdsbroker.SnapshotVDSCommand] (pool-5-thread-49) [2380b4c8] Command SnapshotVDS execution failed. Exception: VDSErrorException: VDSGenericException: VDSErrorException: Failed to SnapshotVDS, error = Unexpected exception When snapshot creation fails, the snapshot in system is created anyway. It can also be previewed and restored but changes made on VM after snapshot creation are preserved. Version-Release number of selected component (if applicable): rhevm-3.3.0-0.7.master.el6ev.noarch vdsm-4.11.0-121.git082925a.el6.x86_64 How reproducible: Always Steps to Reproduce: 1. Try to create live snapshot on VM 2. 3. Actual results: Creation fails but the failure is not given to user and it seems that snapshot was created successfully Expected results: Snapshot is created successfully Additional info: Blocks live snapshot sanity test