Device-mapper Table Error Getting Device
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Device-mapper Table Multipath Error Getting Device
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Device-mapper Multipath Error Getting Device
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Kernel Device-mapper Ioctl Error Adding Target To Table
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Multipath Error Getting Device Linux
Prev Next This bug is not in your last search results. Bug675366 - kernel: device-mapper: device-mapper: table: 253:4: multipath: error getting device table: 253: Importance Assigned to Milestone multipath-tools (Ubuntu) Edit Invalid Undecided Unassigned Edit You need to log https://bugs.launchpad.net/bugs/985741 in to change this bug's status. Affecting: multipath-tools (Ubuntu) Filed here by: vincent When: 2012-04-19 Completed: 2012-04-28 Target Distribution Baltix BOSS Juju Charms Collection Elbuntu Guadalinex http://oracletechdba.blogspot.com/2014/11/kernel-device-mapper-table-2538.html Guadalinex Edu Kiwi Linux nUbuntu PLD Linux Tilix tuXlab Ubuntu Ubuntu Linaro Evaluation Build Ubuntu RTM Package (Find…) Project (Find…) Status Importance Invalid Undecided Assigned error getting to Nobody Me Comment on this change (optional) Email me about changes to this bug report Also affects project (?) Also affects distribution/package Nominate for series Bug Description root@SGELLIN119:~# lsb_release -rd Description: Ubuntu 11.10 Release: 11.10 affect package: multipath-tools, lvm2 If creating logical volume with Multipath on disk primary partition 1, multipath error getting device can’t find the disks. Syslog show such error when booting system kernel: [ 27.604034] device-mapper: table: 252:5: multipath: error getting device kernel: [ 27.604115] device-mapper: ioctl: error adding target to table I use fdisk to create two partitions on one physical lun. Mpath6: /dev/mapper/mpath6-part1 /dev/mapper/mpath6-part2 Mpath7: /dev/mapper/mpath7-part1 /dev/mapper/mpath7-part2 create a logical volume on mpath6-part2, mpath7-part2 Reboot host, there is no exception and error logs. Multipath could Find all devices. root@SGELLIN119:~# multipath -ll | grep SYMM mpath9 (360000970000192602316533030453335) dm-10 EMC,SYMMETRIX mpath8 (360000970000192602316533030453334) dm-6 EMC,SYMMETRIX mpath7 (360000970000192602316533030453333) dm-7 EMC,SYMMETRIX mpath6 (360000970000192602316533030453332) dm-4 EMC,SYMMETRIX mpath5 (360000970000192602316533030453331) dm-3 EMC,SYMMETRIX root@SGELLIN119:~# lvs -v Finding all logical volumes LV VG #Seg Attr LSize Maj Min KMaj KMin Origin Snap% Move Copy% Log Convert LV UUID mlv my_vg 1 -wi-a- 1020.00m -1 -1 252 22 c3cECW-CJry-OdXI-O9bZ-lXq8-BUYq-obzcvB sym_lv2 sym_vg2 2 -wi-a- 200.00m -1 -1 252 20 1t9SZa-QEEm-2u6p-lCqN-aqcd-xOpn-dC1YAu sym_lv3 sym_vg3 2 -wi-a- 200.00m -1 -1 252 21 w4H00r-l71s-UURm-C32C-wDuS-fEF2-wlJFI0 Then I lun after system reboot Issue is multipath service is running but the server was not login in to the iscsi storage.,So we manually login to the storage server using iscsiadm command then we are able to discover the device and mount. Session-1 [root@ ~]# service multipathd restart Stopping multipathd daemon: [ OK ] Starting multipathd daemon: [ OK ] [root@ ~]# multipath -l [root@ ~]# service multipathd status multipathd (pid 30249) is running... Session-2 In other session try tail -f /var/log/messages Checking manually login to md storage iscsiadm -m node -p >storage_ip> -l After login do check path was discovered multipath -ll Now the mdstorage mount -a [root@~]# mount -a [root@ ~]# df -h to see mount point is mounted Posted by Karl Marx at 23:41 Email ThisBlogThis!Share to TwitterShare to FacebookShare to Pinterest Labels:DATABASE,PERFORMANCE LINUX No comments: Post a Comment Newer Post Older Post Home Subscribe to: Post Comments (Atom) Search This Blog Loading... Categories Database (112) APPS DBA (35) EXADATA (25) PERFORMANCE (25) RAC (19) GRID (15) UNIX (14) FCUBS (4) Total Pageviews Blog Ref AWR Analysis Exadata by Arup Nanda Exadata by Hussain Jonathan Lewis Luca Canali-Perf Script Mumbai DBA Tool Oracle Exadata Doc Oracle Optimizer Stefan's Blog TanelPoder Tom Kyte Uwe Hesse dbaesp.wordpress.com Traffic Feed Live Traffic Stats Profile Picture My Complete Profile My Google+ Profile Karl Marx Karl Certification Certification Blog Archive Blog Archive September (1) August (6) July (9) June (7) May (10) April (8) March (13) February (9) January (14) December (21) November (5) October (5) September (5) August (23) July (29) June (39) Popular Posts Building Exadata in VM for learning Error:Failure of server APACHE bridge:No backend server available for connection: timed out after 10 seconds or idempotent set to OFF. Exadata Simulator Standalone Oracle Grid Infrastructure in EXADATA Oracle 11gr2 installation in standalone grid Exadata RMAN-0400