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Description of problem: Mislead error message when executing command of dmraid -ay Version-Release number of selected component (if applicable): RHEL6.8 with kernel-2.6.32-642.el6.x86_64 # rpm -qa dmraid* dmraid-events-1.0.0.rc16-11.el6.x86_64 dmraid-1.0.0.rc16-11.el6.x86_64 How reproducible: Always.It occurs every time when executing command of dmraid -ay Steps to Reproduce: 1.Create RAID1 with command of dmraid 2.#dmraid -ay RAID set "isw_bijaajcjdc_Raid1" was activated device "isw_bijaajcjdc_Raid1" is now registered with dmeventd for monitoring #dmraid -s *** Group superset isw_bijaajcjdc --> Active Subset name : isw_bijaajcjdc_Raid1 size : 1953515520 stride : 128 type : mirror status : ok subsets: 0 devs : 2 spares : 0 3.cat /var/log/message Nov 9 02:01:39 dhcp-12-134 dmeventd[4563]: SGPIO handling enabled Nov 9 02:01:39 dhcp-12-134 dmeventd[4563]: _get_device_info: : device not found. Nov 9 02:01:39 dhcp-12-134 dmeventd[4563]: ERROR: UUID "DMRAID-isw_bijaajcjdc_Raid1" is already registered Nov 9 02:01:39 dhcp-12-134 dmeventd[4563]: Failed to register device isw_bijaajcjdc_Raid1. Actual results: Show error message with raid1 was activated Expected results: NO error message with raid1 was activated Additional info:
I also encountered this issue on RAID5,at the same time,it also shows some other information. #cat /var/log/message Nov 9 03:11:36 dhcp-12-134 kernel: device-mapper: dm-raid45: initialized v0.2597k Nov 9 03:11:36 dhcp-12-134 kernel: device-mapper: dm-raid45: rs->set.sectors_per_dev=1953515648 Nov 9 03:11:36 dhcp-12-134 kernel: device-mapper: dm-raid45: HM stripes=1/size=256 min=35 xor_blocks=45 hm=50 max=50 Nov 9 03:11:36 dhcp-12-134 kernel: device-mapper: dm-raid45: /dev/sdb is raid disk 0 Nov 9 03:11:36 dhcp-12-134 kernel: device-mapper: dm-raid45: /dev/sdc is raid disk 1 Nov 9 03:11:36 dhcp-12-134 kernel: device-mapper: dm-raid45: /dev/sdd is raid disk 2 Nov 9 03:11:36 dhcp-12-134 kernel: device-mapper: dm-raid45: 128/128/256 sectors chunk/io/recovery size, 80 stripes Nov 9 03:11:36 dhcp-12-134 kernel: algorithm "xor_16", 3 chunks with 2500MB/s Nov 9 03:11:36 dhcp-12-134 kernel: RAID5 (left asymmetric) set with net 2/3 devices Nov 9 03:11:36 dhcp-12-134 kernel: device-mapper: table: 253:3: adding target device (start sect 0 len 3907031296) caused an alignment inconsistency Nov 9 03:11:36 dhcp-12-134 kernel: device-mapper: dm-raid45: raid_resume... Nov 9 03:11:37 dhcp-12-134 dmeventd[7925]: SGPIO handling enabled Nov 9 03:11:37 dhcp-12-134 dmeventd[7925]: _get_device_info: : device not found. Nov 9 03:11:37 dhcp-12-134 dmeventd[7925]: _get_device_info: : device not found. Nov 9 03:11:37 dhcp-12-134 dmeventd[7925]: ERROR: UUID "DMRAID-isw_degjjibgb_Raid5" is already registered Nov 9 03:11:37 dhcp-12-134 dmeventd[7925]: Failed to register device isw_degjjibgb_Raid5.
Red Hat Enterprise Linux 6 is in the Production 3 Phase. During the Production 3 Phase, Critical impact Security Advisories (RHSAs) and selected Urgent Priority Bug Fix Advisories (RHBAs) may be released as they become available. The official life cycle policy can be reviewed here: http://redhat.com/rhel/lifecycle This issue does not meet the inclusion criteria for the Production 3 Phase and will be marked as CLOSED/WONTFIX. If this remains a critical requirement, please contact Red Hat Customer Support to request a re-evaluation of the issue, citing a clear business justification. Note that a strong business justification will be required for re-evaluation. Red Hat Customer Support can be contacted via the Red Hat Customer Portal at the following URL: https://access.redhat.com/