John Rowe wrote: >> Nov 4 10:36:31 terra kernel: sd 5:0:0:1: SCSI error: return code = 0x000b0000 >> Nov 4 10:36:31 terra kernel: end_request: I/O error, dev sdq, sector 5858973568 >> Nov 4 10:36:31 terra kernel: printk: 16 messages suppressed. >> Nov 4 10:36:31 terra kernel: Buffer I/O error on device sdq, logical block 732371696 >> Nov 4 10:36:31 terra kernel: sd 5:0:0:1: SCSI error: return code = 0x000b0000 >> Nov 4 10:36:31 terra kernel: end_request: I/O error, dev sdq, sector 5858973568 >> Nov 4 10:36:31 terra kernel: Buffer I/O error on device sdq, logical block 732371696 >> Nov 4 10:36:32 terra kernel: sd 5:0:0:1: SCSI error: return code = 0x000b0000 >> Nov 4 10:36:32 terra kernel: end_request: I/O error, dev sdq, sector 5858973688 >> ... >> Nov 4 10:36:33 terra kernel: sd 5:0:0:1: SCSI error: return code = 0x000b0000 >> Nov 4 10:36:33 terra kernel: end_request: I/O error, dev sdq, sector 5858973688 >> Nov 4 10:36:33 terra kernel: sd 5:0:0:1: SCSI error: return code = 0x000b0000 >> Nov 4 10:36:33 terra kernel: end_request: I/O error, dev sdq, sector 5858973688 >> Nov 4 10:36:33 terra kernel: sd 5:0:0:1: SCSI error: return code = 0x000b0000 >> Nov 4 10:36:33 terra kernel: end_request: I/O error, dev sdq, sector 5858973568 > > It's looking horribly like a disk error: have you checked it? > Try badblocks. That's what I thought originally but no matter which combination of 4 disks I try to configure I always get these errors. Unless the box has been populated with a whole batch of bad disks, I suppose. -- Mark Whidby Infrastructure Coordinator (Unix) - Physics/Chemistry/EAES/Mathematics Team Information Systems Faculty of Engineering and Physical Sciences