I/O error 2007-11-05 - By Mad Unix
Back
the server is attached to SAN through 2xHBA's using RHEL5 multipath
I built a LUN0 (50G) with sdd/sdb expanded through another LUN(50G) sdc/sde
the /dev/dm-2 shows 100G space but on the same time the sdc/sde shows error
I/O
any help?
[root@(protected) ftp]# fdisk -l
Disk /dev/sda: 72.7 GB, 72746008576 bytes
255 heads, 63 sectors/track, 8844 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Device Boot Start End Blocks Id System
/dev/sda1 1 5 40131 de Dell Utility
/dev/sda2 * 6 1543 12353985 83 Linux
/dev/sda3 1544 1556 104422+ 83 Linux
/dev/sda4 1557 8844 58540860 5 Extended
/dev/sda5 1557 8844 58540828+ 8e Linux LVM
Disk /dev/sdb: 107.3 GB, 107374182400 bytes
255 heads, 63 sectors/track, 13054 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk /dev/sdb doesn't contain a valid partition table
Disk /dev/sdd: 107.3 GB, 107374182400 bytes
255 heads, 63 sectors/track, 13054 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk /dev/sdd doesn't contain a valid partition table
Disk /dev/dm-2: 107.3 GB, 107374182400 bytes
255 heads, 63 sectors/track, 13054 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk /dev/dm-2 doesn't contain a valid partition table
[root@(protected) ftp]# multipath -ll
360060160ddd01d0094a512bdfb8adc11dm-2 DGC,RAID 5
[size=100G][features=1 queue_if_no_path][hwhandler=1 emc]
\_ round-robin 0 [prio=2][active]
\_ 1:0:0:0 sdb 8:16 [active][ready]
\_ 2:0:0:0 sdd 8:48 [active][ready]
\_ round-robin 0 [prio=0][enabled]
\_ 1:0:1:0 sdc 8:32 [active][ready]
\_ 2:0:1:0 sde 8:64 [active][ready]
[root@(protected) ftp]# multipath -v2 -ll
360060160ddd01d0094a512bdfb8adc11dm-2 DGC,RAID 5
[size=100G][features=1 queue_if_no_path][hwhandler=1 emc]
\_ round-robin 0 [prio=2][active]
\_ 1:0:0:0 sdb 8:16 [active][ready]
\_ 2:0:0:0 sdd 8:48 [active][ready]
\_ round-robin 0 [prio=0][enabled]
\_ 1:0:1:0 sdc 8:32 [active][ready]
\_ 2:0:1:0 sde 8:64 [active][ready]
[root@(protected) ftp]# pvscan
/dev/sdc: read failed after 0 of 4096 at 0: Input/output error
/dev/sdc: read failed after 0 of 4096 at 107374116864: Input/output error
/dev/sdc: read failed after 0 of 4096 at 0: Input/output error
/dev/sde: read failed after 0 of 4096 at 0: Input/output error
/dev/sde: read failed after 0 of 4096 at 107374116864: Input/output error
/dev/sde: read failed after 0 of 4096 at 0: Input/output error
PV /dev/sda5 VG VolGroup00 lvm2 [55.81 GB / 0 free]
PV /dev/dm-2 VG linux1 lvm2 [100.00 GB / 100.00 GB free]
Total: 2 [155.81 GB] / in use: 2 [155.81 GB] / in no VG: 0 [0 ]
[root@(protected) ftp]# dmesg | tail
end_request: I/O error, dev sde, sector 0
Buffer I/O error on device sde, logical block 0
sd 2:0:1:0: Device not ready: <6>: Current: sense key: Not Ready
Additional sense: Logical unit not ready, manual intervention required
end_request: I/O error, dev sde, sector 209715192
Buffer I/O error on device sde, logical block 26214399
sd 2:0:1:0: Device not ready: <6>: Current: sense key: Not Ready
Additional sense: Logical unit not ready, manual intervention required
end_request: I/O error, dev sde, sector 0
Buffer I/O error on device sde, logical block 0
--
madunix
--
redhat-list mailing list
unsubscribe mailto:redhat-list-request@(protected)?subject=unsubscribe
https://www.redhat.com/mailman/listinfo/redhat-list
|
|
