-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 This seems to be an old problem, but I haven't found much about it. SuSE mentions "hwprobe=-pci" but, as far as I know, CentOS doesn't use it. This does stop the machine from booting (mounting /) quite a few times. Logs: SCSI subsystem initialized sym0: <895> rev 0x2 at pci 0000:00:13.0 irq 177 sym0: Symbios NVRAM, ID 7, Fast-40, LVD, parity checking sym0: open drain IRQ line driver, using on-chip SRAM sym0: using LOAD/STORE-based firmware. sym0: SCSI BUS has been reset. scsi0 : sym-2.1.18j Using cfq io scheduler Vendor: WDIGTL Model: WDE9180 ULTRA2 Rev: 1.30 Type: Direct-Access ANSI SCSI revision: 02 sym0:0:0: tagged command queuing enabled, command queue depth 16. target0:0:0: Beginning Domain Validation sym0:0:0:ODD transfer in DATA IN phase. sym0:0:0:COMMAND FAILED (87 0 10). sym0:0: wide asynchronous. sym0:0:0:ODD transfer in DATA IN phase. sym0:0:0:COMMAND FAILED (87 0 10). sym0:0:0:ODD transfer in DATA IN phase. sym0:0:0:COMMAND FAILED (87 0 10). target0:0:0: Wide Transfers Fail sym0:0: FAST-40 SCSI 40.0 MB/s ST (25.0 ns, offset 31) target0:0:0: Domain Validation skipping write tests target0:0:0: Ending Domain Validation SCSI device sda: 17873040 512-byte hdwr sectors (9151 MB) SCSI device sda: drive cache: write back SCSI device sda: 17873040 512-byte hdwr sectors (9151 MB) SCSI device sda: drive cache: write back sda: sda1 sda2 sda3 Attached scsi disk sda at scsi0, channel 0, id 0, lun 0 Vendor: WDIGTL Model: WDE9180 ULTRA2 Rev: 1.30 Type: Direct-Access ANSI SCSI revision: 02 sym0:1:0: tagged command queuing enabled, command queue depth 16. target0:0:1: Beginning Domain Validation sym0:1:0:ODD transfer in DATA IN phase. sym0:1:0:COMMAND FAILED (87 0 10). sym0:1: wide asynchronous. sym0:1:0:ODD transfer in DATA IN phase. sym0:1:0:COMMAND FAILED (87 0 10). sym0:1:0:ODD transfer in DATA IN phase. sym0:1:0:COMMAND FAILED (87 0 10). target0:0:1: Wide Transfers Fail sym0:1: FAST-40 SCSI 40.0 MB/s ST (25.0 ns, offset 31) target0:0:1: Domain Validation skipping write tests target0:0:1: Ending Domain Validation SCSI device sdb: 17873040 512-byte hdwr sectors (9151 MB) SCSI device sdb: drive cache: write back SCSI device sdb: 17873040 512-byte hdwr sectors (9151 MB) SCSI device sdb: drive cache: write back sdb: sdb1 Attached scsi disk sdb at scsi0, channel 0, id 1, lun 0 kjournald starting. Commit interval 5 seconds (...) sym0: SCSI parity error detected: SCR1=132 DBC=50000000 SBCL=0 sym0:1: ERROR (81:0) (8-0-0) (1f/97/0) @ (scripta 48:aa1001c2). sym0: script cmd = f31c0004 sym0: regdump: da 00 00 97 47 1f 01 0e 00 08 81 00 80 00 0f 0a a8 69 df 1f 02 ff ff ff. sym0: SCSI BUS reset detected. sym0: SCSI BUS has been reset. lcpci: 00:13.0 SCSI storage controller: LSI Logic / Symbios Logic 53c895 (rev 02) Flags: bus master, medium devsel, latency 72, IRQ 177 I/O ports at e800 [size=256] Memory at febeff00 (32-bit, non-prefetchable) [size=256] Memory at febee000 (32-bit, non-prefetchable) [size=4K] 00:13.0 Class 0100: 1000:000c (rev 02) Flags: bus master, medium devsel, latency 72, IRQ 177 I/O ports at e800 [size=256] Memory at febeff00 (32-bit, non-prefetchable) [size=256] Memory at febee000 (32-bit, non-prefetchable) [size=4K] Kernel is still 2.6.9-42.EL. - -- Rodrigo Barbosa "Quid quid Latine dictum sit, altum viditur" "Be excellent to each other ..." - Bill & Ted (Wyld Stallyns) -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (GNU/Linux) iD8DBQFFGVmwpdyWzQ5b5ckRAqLwAJ9ai7u9jn7nDeRm3qPco1Ujt4JoJgCgnuzb HLURpWQMGu0IOFjTxd+3ER8= =w8Fr -----END PGP SIGNATURE-----