Bug 199334
| Summary: | cmirror removal attempt hangs and caused locking errors as well as a flood of console warnings | ||
|---|---|---|---|
| Product: | [Retired] Red Hat Cluster Suite | Reporter: | Corey Marthaler <cmarthal> |
| Component: | cmirror | Assignee: | Jonathan Earl Brassow <jbrassow> |
| Status: | CLOSED CURRENTRELEASE | QA Contact: | Cluster QE <mspqa-list> |
| Severity: | high | Docs Contact: | |
| Priority: | high | ||
| Version: | 4 | CC: | agk, dwysocha, mbroz |
| Target Milestone: | --- | ||
| Target Release: | --- | ||
| Hardware: | All | ||
| OS: | Linux | ||
| Whiteboard: | |||
| Fixed In Version: | Doc Type: | Bug Fix | |
| Doc Text: | Story Points: | --- | |
| Clone Of: | Environment: | ||
| Last Closed: | 2010-04-27 14:56:54 UTC | Type: | --- |
| Regression: | --- | Mount Type: | --- |
| Documentation: | --- | CRM: | |
| Verified Versions: | Category: | --- | |
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
| Cloudforms Team: | --- | Target Upstream Version: | |
| Embargoed: | |||
Marking this as verified. All current cmirror hangs are documented in bz 214517 and 214808. Assuming this VERIFIED fix got released. Closing. Reopen if it's not yet resolved. |
Description of problem: After about 60 or so loops of cmirror creation and deletion I hit this bug on the link-128 cluster. [root@link-08 ~]# while true > do > lvcreate -L 1G -m 1 -n mirror1 mirror_1_2254 > sleep 4 > lvremove -f /dev/mirror_1_2254/mirror1 > done Logical volume "mirror1" created Logical volume "mirror1" successfully removed [...] Logical volume "mirror1" created Logical volume "mirror1" successfully removed Logical volume "mirror1" created Error locking on node link-08: Command timed out Error locking on node link-01: Command timed out Unable to deactivate logical volume "mirror1" [root@link-08 ~]# dmsetup ls mirror_1_2254-mirror1_mlog (253, 2) VolGroup00-LogVol01 (253, 1) mirror_1_2254-mirror1_mimage_1 (253, 4) VolGroup00-LogVol00 (253, 0) mirror_1_2254-mirror1_mimage_0 (253, 3) [root@link-08 ~]# lvs [HANG] Jul 18 11:42:39 link-08 kernel: device-mapper: Marked regions:: Jul 18 11:42:39 link-08 kernel: device-mapper: 513 - 2048 Jul 18 11:42:39 link-08 kernel: device-mapper: Total = 1535 Jul 18 11:42:39 link-08 kernel: device-mapper: Out-of-sync regions:: Jul 18 11:42:39 link-08 kernel: device-mapper: 513 - 2048 Jul 18 11:42:39 link-08 kernel: device-mapper: Total = 1535 Jul 18 11:42:39 link-08 kernel: device-mapper: Clean-up required due to new server Jul 18 11:42:39 link-08 kernel: device-mapper: - Wiping clear region list Jul 18 11:42:39 link-08 kernel: device-mapper: - 1 clear region requests wiped Jul 18 11:42:39 link-08 kernel: device-mapper: - Resending all mark region requests Jul 18 11:42:39 link-08 kernel: device-mapper: Clean-up complete Jul 18 11:42:39 link-08 kernel: device-mapper: Continuing request:: LRT_COMPLETE_RESYNC_WORK Jul 18 11:42:44 link-08 kernel: device-mapper: A cluster mirror log member has left. Jul 18 11:42:49 link-08 kernel: device-mapper: Cluster mirror log server is shutting down. Jul 18 11:43:03 link-08 dmeventd[6754]: Monitoring mirror device, mirror_1_2254-mirror1 for events Jul 18 11:43:08 link-08 kernel: device-mapper: A cluster mirror log member has left. Jul 18 11:43:12 link-08 kernel: device-mapper: HEY!!! There are two matches for eLA8WiFC Jul 18 11:43:43 link-08 last message repeated 5207 times Jul 18 11:44:44 link-08 last message repeated 10493 times Jul 18 11:45:45 link-08 last message repeated 10494 times Jul 18 11:46:46 link-08 last message repeated 10494 times [...] Version-Release number of selected component (if applicable): [root@link-08 ~]# uname -ar Linux link-08 2.6.9-42.ELsmp #1 SMP Wed Jul 12 23:32:02 EDT 2006 x86_64 x86_64 x86_64 GNU/Linux [root@link-08 ~]# rpm -q cmirror cmirror-1.0.1-0 [root@link-08 ~]# rpm -q cmirror-kernel cmirror-kernel-2.6.9-10.2 [root@link-08 ~]# rpm -q lvm2 lvm2-2.02.06-6.0.RHEL4 [root@link-08 ~]# rpm -q lvm2-cluster lvm2-cluster-2.02.06-6.0.RHEL4 [root@link-08 ~]# rpm -q device-mapper device-mapper-1.02.07-4.0.RHEL4