Running Redhat Enterprise Linux 4ES, and in the MESSAGE log file, we are gtting the following messages :- kernel: ide-cd: cmd 0x28 timed out May 8 23:31:37 inta-iag-mail-01 kernel: hda: irq timeout: status=0xd0 { Busy } May 8 23:31:37 inta-iag-mail-01 kernel: hda: irq timeout: error=0xd0LastFailedSense 0x0d May 8 23:31:37 inta-iag-mail-01 kernel: hda: ATAPI reset complete May 8 23:31:37 inta-iag-mail-01 kernel: end_request: I/O error, dev hda, sector 0