Ext3 Filesystem goes into read only mode on account of Raid Device Failure reported by mptbase driver on Red Hat Enterprise Linux 5.7
Issue
- Filesystem goes into read-only mode after Raid device Failure with below errors :
# cat /var/log/messages
Mar 13 13:11:31 localhost kernel: lost page write due to I/O error on sdh1 <-------
Mar 13 13:11:31 localhost kernel: attempt to access beyond end of device
Mar 13 13:11:31 localhost kernel: sdh1: rw=1, want=6442455440, limit=4294921842
Mar 13 13:11:31 localhost kernel: attempt to access beyond end of device
Mar 13 13:11:31 localhost kernel: sdh1: rw=1, want=6467723728, limit=4294921842
Mar 13 13:11:31 localhost kernel: mptbase: ioc0: LogInfo(0x31120403): Originator={PL}, Code={Abort}, SubCode(0x0403)
Mar 13 13:11:31 localhost kernel: Aborting journal on device sdh1.
Mar 13 13:11:31 localhost kernel: journal commit I/O error
Mar 13 13:11:31 localhost kernel: ext3_abort called.
Mar 13 13:11:31 localhost kernel: EXT3-fs error (device sdh1): ext3_journal_start_sb: Detected aborted journal
Mar 13 13:11:31 localhost kernel: Remounting filesystem read-only
Mar 13 13:13:49 localhost kernel: __journal_remove_journal_head: freeing b_committed_data
Mar 13 17:36:17 localhost kernel: Buffer I/O error on device sdb, logical block 4 <---------
Mar 13 17:36:17 localhost kernel: Buffer I/O error on device sdb, logical block 5
Mar 13 17:36:17 localhost kernel: Buffer I/O error on device sdb, logical block 6
# dumpe2fs -h /dev/sdh1 | grep -i clean
Filesystem state: clean <-------
# cat /proc/mounts |grep sdh1
/dev/sdh1 /u05 ext3 ro,data=ordered 0 0 <-------
- The third party driver in use:
filename: /lib/modules/2.6.18-274.el5/extra/mptscsih.ko
version: 4.00.38.02 ^^^^^ <--------
license: GPL
description: Fusion MPT SCSI Host driver
author: LSI Corporation
srcversion: C5F0DC4BC685F11BB5AC8B5
depends: scsi_mod,mptbase,mptbase
vermagic: 2.6.18-274.el5 SMP mod_unload gcc-4.1
Environment
- Red Hat Enterprise Linux 5.7
- Kernel 2.6.18-274.el5
- Raid Driver mptbase/
- Fusion-MPT SAS controllers
- RAID device LSI Logic / Symbios Logic MegaRAID SAS 2108 (rev 05)
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