bootsector corruption
Hello Linux users,
I am using a dual operating system on my P-II 350 MHz machine with win2000 and Mandrake-9.2-kernel-2.4.24 with rtai-adeos patch. At the time of booting, I get some strange error messages(end_request I/O error). I'm afraid that this could be something to do with my hard drive. I am pasting the #dmesg (lines with errors) below, please any help me in understanding the problem and fixing it. Thanks, Raghu # dmesg Linux version 2.4.24-adeos (rootalocalhost) (gcc version 3.3.1 (Mandrake Linux 9.2 3.3.1-2mdk)) #2 Wed Jul 14 13:36:03 EDT 2004 Partition check: /dev/ide/host0/bus0/target0/lun0: p1 p2 < p5 p6 p7 p8 > hdd:end_request: I/O error, dev 16:40 (hdd), sector 0 end_request: I/O error, dev 16:40 (hdd), sector 1 end_request: I/O error, dev 16:40 (hdd), sector 2 end_request: I/O error, dev 16:40 (hdd), sector 3 end_request: I/O error, dev 16:40 (hdd), sector 4 end_request: I/O error, dev 16:40 (hdd), sector 5 end_request: I/O error, dev 16:40 (hdd), sector 6 end_request: I/O error, dev 16:40 (hdd), sector 7 end_request: I/O error, dev 16:40 (hdd), sector 0 end_request: I/O error, dev 16:40 (hdd), sector 1 end_request: I/O error, dev 16:40 (hdd), sector 2 end_request: I/O error, dev 16:40 (hdd), sector 3 end_request: I/O error, dev 16:40 (hdd), sector 4 end_request: I/O error, dev 16:40 (hdd), sector 5 end_request: I/O error, dev 16:40 (hdd), sector 6 end_request: I/O error, dev 16:40 (hdd), sector 7 end_request: I/O error, dev 16:40 (hdd), sector 2147483640 end_request: I/O error, dev 16:40 (hdd), sector 2147483641 end_request: I/O error, dev 16:40 (hdd), sector 2147483642 end_request: I/O error, dev 16:40 (hdd), sector 2147483643 end_request: I/O error, dev 16:40 (hdd), sector 2147483644 end_request: I/O error, dev 16:40 (hdd), sector 2147483645 end_request: I/O error, dev 16:40 (hdd), sector 2147483640 end_request: I/O error, dev 16:40 (hdd), sector 2147483641 end_request: I/O error, dev 16:40 (hdd), sector 2147483642 end_request: I/O error, dev 16:40 (hdd), sector 2147483643 end_request: I/O error, dev 16:40 (hdd), sector 2147483644 end_request: I/O error, dev 16:40 (hdd), sector 2147483645 end_request: I/O error, dev 16:40 (hdd), sector 0 end_request: I/O error, dev 16:40 (hdd), sector 2 end_request: I/O error, dev 16:40 (hdd), sector 4 end_request: I/O error, dev 16:40 (hdd), sector 6 end_request: I/O error, dev 16:40 (hdd), sector 0 end_request: I/O error, dev 16:40 (hdd), sector 2 end_request: I/O error, dev 16:40 (hdd), sector 4 end_request: I/O error, dev 16:40 (hdd), sector 6 ldm_validate_partition_table(): Disk read failed. end_request: I/O error, dev 16:40 (hdd), sector 0 end_request: I/O error, dev 16:40 (hdd), sector 2 end_request: I/O error, dev 16:40 (hdd), sector 4 end_request: I/O error, dev 16:40 (hdd), sector 6 unable to read partition table ide: late registration of driver. md: md driver 0.90.0 MAX_MD_DEVS=256, MD_SB_DISKS=27 md: Autodetecting RAID arrays. |
It does seem like a harddisk failure. Did you force-reboot this machine recently?
Try fsck and do a man fsck To see the options. |
shutdown -rF now will reboot and fsck your disk...
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thanks for the replies, I did force reboot my system many times as my system occassionally hangs when dealing with rtai modules. But I rebooted now properly and the errors were the same. The next thing I did was running the fsck using #shutdown -rF now. I still get the same error messages while booting. How serious are these errors, is my system losing stability?
After the file system check I got the following messages, fsck: ^B/dev/hda6: 149336/388608 files (2.7% non-contiguous), 611443/777136 blocks sck: ^B/dev/hda8: 27165/250368 files (0.5% non-contiguous), 119579/499802 blocks Thanks, Raghu |
those messages are simply stating the current state of your hard drive's fsck'ed partitions.
nothing to worry about. |
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