Description of problem: I'm seeing this error quite a bit while doing mirror failure testing. [root@taft-01 ~]# grep dm_task_run /var/log/messages | grep failed | grep 6 Apr 28 15:26:31 taft-01 lvm[7855]: dm_task_run failed, errno = 6, No such device or address Apr 28 18:02:39 taft-01 lvm[7300]: dm_task_run failed, errno = 6, No such device or address Apr 28 18:02:56 taft-01 lvm[7300]: dm_task_run failed, errno = 6, No such device or address Apr 29 12:07:33 taft-01 lvm[7300]: dm_task_run failed, errno = 6, No such device or address Apr 29 12:26:21 taft-01 lvm[7300]: dm_task_run failed, errno = 6, No such device or address Apr 29 12:27:13 taft-01 lvm[7300]: dm_task_run failed, errno = 6, No such device or address Apr 29 12:54:41 taft-01 lvm[7300]: dm_task_run failed, errno = 6, No such device or address Apr 29 12:55:32 taft-01 lvm[7300]: dm_task_run failed, errno = 6, No such device or address Apr 29 12:56:23 taft-01 lvm[7300]: dm_task_run failed, errno = 6, No such device or address Apr 29 13:19:21 taft-01 lvm[7300]: dm_task_run failed, errno = 6, No such device or address Apr 29 13:38:23 taft-01 lvm[7300]: dm_task_run failed, errno = 6, No such device or address Apr 28 15:26:31 taft-01 lvm[7855]: 2 missing and now unallocated Physical Volumes removed from VG. Apr 28 15:26:31 taft-01 lvm[7855]: Repair of mirrored LV helter_skelter/syncd_pri_leg_pri_log_2legs_2logs_1 finished successfully. Apr 28 15:26:31 taft-01 lvm[7855]: Primary mirror device 253:5 has failed (D). Apr 28 15:26:31 taft-01 lvm[7855]: Device failure in helter_skelter-syncd_pri_leg_pri_log_2legs_2logs_1. Apr 28 15:26:31 taft-01 lvm[7855]: dm_task_run failed, errno = 6, No such device or address Apr 28 15:26:31 taft-01 lvm[7855]: helter_skelter-syncd_pri_leg_pri_log_2legs_2logs_1_mlog disappeared, detaching Apr 28 15:26:31 taft-01 lvm[7855]: No longer monitoring mirror device helter_skelter-syncd_pri_leg_pri_log_2legs_2logs_1_mlog for events. Apr 28 15:26:32 taft-01 lvm[7855]: Repair of mirrored LV helter_skelter/syncd_pri_leg_pri_log_2legs_2logs_1 finished successfully. Apr 29 13:38:23 taft-01 lvm[7300]: 2 missing and now unallocated Physical Volumes removed from VG. Apr 29 13:38:23 taft-01 lvm[7300]: Repair of mirrored LV helter_skelter/syncd_pri_leg_pri_log_2legs_2logs_1 finished successfully. Apr 29 13:38:23 taft-01 lvm[7300]: Primary mirror device 253:5 has failed (D). Apr 29 13:38:23 taft-01 lvm[7300]: Device failure in helter_skelter-syncd_pri_leg_pri_log_2legs_2logs_1. Apr 29 13:38:23 taft-01 lvm[7300]: dm_task_run failed, errno = 6, No such device or address Apr 29 13:38:23 taft-01 lvm[7300]: helter_skelter-syncd_pri_leg_pri_log_2legs_2logs_1_mlog disappeared, detaching Apr 29 13:38:23 taft-01 lvm[7300]: No longer monitoring mirror device helter_skelter-syncd_pri_leg_pri_log_2legs_2logs_1_mlog for events. Apr 29 13:38:23 taft-01 lvm[7300]: Repair of mirrored LV helter_skelter/syncd_pri_leg_pri_log_2legs_2logs_1 finished successfully. Version-Release number of selected component (if applicable): 2.6.18-256.el5 lvm2-2.02.84-3.el5 BUILT: Wed Apr 27 03:42:24 CDT 2011 lvm2-cluster-2.02.84-3.el5 BUILT: Wed Apr 27 03:42:43 CDT 2011 device-mapper-1.02.63-2.el5 BUILT: Fri Mar 4 10:23:17 CST 2011 device-mapper-event-1.02.63-2.el5 BUILT: Fri Mar 4 10:23:17 CST 2011 cmirror-1.1.39-10.el5 BUILT: Wed Sep 8 16:32:05 CDT 2010 kmod-cmirror-0.1.22-3.el5 BUILT: Tue Dec 22 13:39:47 CST 2009 How reproducible: Often
Is it still issue with the latest rpms?
Yes. Jun 6 15:43:59 taft-01 lvm[6413]: helter_skelter-nonsyncd_secondary_3legs_1 is now in-sync. Jun 6 15:43:59 taft-01 lvm[6413]: helter_skelter-nonsyncd_secondary_3legs_1_mimagetmp_3 is now in-sync. Jun 6 15:43:59 taft-01 lvm[6413]: dm_task_run failed, errno = 6, No such device or address Jun 6 15:43:59 taft-01 lvm[6413]: helter_skelter-nonsyncd_secondary_3legs_1_mimagetmp_3 disappeared, detaching Jun 6 15:43:59 taft-01 lvm[6413]: No longer monitoring mirror device helter_skelter-nonsyncd_secondary_3legs_1_mimagetmp_3 for events. Jun 6 15:43:59 taft-01 lvm[6413]: helter_skelter-nonsyncd_secondary_3legs_1 is now in-sync. Version: 2.6.18-261.el5 lvm2-2.02.84-4.el5 BUILT: Thu Jun 2 05:04:32 CDT 2011 lvm2-cluster-2.02.84-3.el5 BUILT: Wed Apr 27 03:42:43 CDT 2011 device-mapper-1.02.63-3.el5 BUILT: Thu May 19 08:09:22 CDT 2011 device-mapper-event-1.02.63-3.el5 BUILT: Thu May 19 08:09:22 CDT 2011 cmirror-1.1.39-10.el5 BUILT: Wed Sep 8 16:32:05 CDT 2010 kmod-cmirror-0.1.22-3.el5 BUILT: Tue Dec 22 13:39:47 CST 2009
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