Rodrigo Severo wrote: > Now with kernel 2.6.21-rc6, addon board reattached and cables changed > I still get messages like the following every 10 minutes or so under > high load: > > Apr 16 13:03:27 [kernel] ata1.00: exception Emask 0x0 SAct 0x0 SErr > 0x0 action 0x2 frozen > Apr 16 13:03:27 [kernel] ata1.00: cmd > 35/00:00:91:fd:06/00:04:0b:00:00/e0 tag 0 cdb 0x0 data 524288 out > Apr 16 13:03:27 [kernel] res > 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) > Apr 16 13:03:35 [kernel] ata1: port is slow to respond, please be > patient (Status 0xd0) > Apr 16 13:03:58 [kernel] ata1: port failed to respond (30 secs, Status > 0xd0) > Apr 16 13:03:58 [kernel] ata1: soft resetting port > Apr 16 13:03:58 [kernel] ata1: SATA link up 1.5 Gbps (SStatus 113 > SControl 300) > Apr 16 13:03:58 [kernel] ata1.00: configured for UDMA/133 > Apr 16 13:03:58 [kernel] ata1: EH complete > Apr 16 13:03:58 [kernel] SCSI device sda: 781422768 512-byte hdwr > sectors (400088 MB) > Apr 16 13:03:58 [kernel] sda: Write Protect is off > Apr 16 13:03:58 [kernel] SCSI device sda: write cache: enabled, read > cache: enabled, doesn't support DPO or FUA > > Is this expected behavior? Certainly not. Can you post the result of 'smartctl -d ata -a /dev/sdX'? -- 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