Marc MERLIN wrote: > It took many days of moving things around and trying, and I think I finally > got to something that works. Great. >> PM: Adding info for No Bus:usbdev2.1 >> ata3: SATA link down (SStatus 0 SControl 0) >> ata4: SATA link up 3.0 Gbps (SStatus 123 SControl 0) >> ata4.15: Port Multiplier 1.1, 0x1095:0x3726 r23, 6 ports, feat 0x1/0x9 >> ata4.00: hard resetting link >> ata4.00: SATA link up 3.0 Gbps (SStatus 123 SControl 300) >> ata4.01: hard resetting link >> ata4.01: softreset failed (timeout) >> ata4.01: hard resetting link >> ata4.01: COMRESET failed (errno=-5) >> ata4.01: reset failed, giving up >> ata4.15: hard resetting link >> ata4.15: softreset failed (timeout) >> ata4.15: hard resetting link >> ata4.15: SATA link up 3.0 Gbps (SStatus 123 SControl 0) >> ata4.00: hard resetting link >> ata4.00: SATA link up 3.0 Gbps (SStatus 123 SControl 300) >> ata4.01: hard resetting link >> ata4.01: SATA link up 3.0 Gbps (SStatus 123 SControl 300) >> ata4.02: hard resetting link >> ata4.02: softreset failed (timeout) >> ata4.02: hard resetting link >> ata4.02: COMRESET failed (errno=-5) >> ata4.02: reset failed, giving up >> ata4.15: hard resetting link >> ata4.15: softreset failed (timeout) >> ata4.15: hard resetting link >> ata4.15: SATA link up 3.0 Gbps (SStatus 123 SControl 0) >> ata4.00: hard resetting link >> ata4.00: SATA link up 3.0 Gbps (SStatus 123 SControl 300) >> ata4.01: hard resetting link >> ata4.01: SATA link up 3.0 Gbps (SStatus 123 SControl 300) >> ata4.02: hard resetting link >> ata4.02: SATA link up 3.0 Gbps (SStatus 123 SControl 300) >> ata4.03: hard resetting link >> ata4.03: softreset failed (timeout) >> ata4.03: hard resetting link >> ata4.03: COMRESET failed (errno=-5) >> ata4.03: reset failed, giving up This is a known problem. While spinning each drive up, reset fails and unsure of controller state, libata resets whole controller each time. I missed it because my array is usually up all the time. I'll look into it. Thanks. -- tejun - To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html