How can I determine hard disk I/O errors are an issue in Red Hat Enterprise Linux?
Issue
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Is there any way to determine if buffer I/O errors in
/var/log/messagesare associated with physical device problems?Feb 4 11:17:56 test kernel: end_request: I/O error, dev sdc, sector 48 Feb 4 11:17:56 test kernel: Buffer I/O error on device sdc, logical block 6 Feb 4 11:17:56 test kernel: Buffer I/O error on device sdc, logical block 7 Feb 4 11:17:56 test kernel: Buffer I/O error on device sdc, logical block 8 Feb 4 11:17:56 test kernel: Buffer I/O error on device sdc, logical block 9 Feb 4 12:52:52 test kernel: Buffer I/O error on device sdc, logical block 268435440 Feb 4 12:52:52 test kernel: end_request: I/O error, dev sde, sector 0 Feb 4 12:52:52 test kernel: end_request: I/O error, dev sdc, sector 2147483640 Feb 4 12:52:52 test kernel: end_request: I/O error, dev sde, sector 0 Feb 4 12:52:53 test kernel: end_request: I/O error, dev sdc, sector 2147483640 Feb 4 12:52:53 test kernel: end_request: I/O error, dev sde, sector 0 Feb 4 12:52:53 test kernel: end_request: I/O error, dev sdc, sector 2147483640 Feb 4 12:52:53 test kernel: end_request: I/O error, dev sde, sector 0
Environment
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
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