Re: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen on SATA hd

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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
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