Re: regarding bug #5914 - fs corruption on SATA

[David Greaves <david@dgreaves.com>]

Jeff Garzik wrote:

> David Greaves wrote:
>
>>   Possible libata/sata/Asus problem (was Re: Need to upgrade to latest
>> stable mdadm version?)
>
> Highly likely to be a motherboard/BIOS issue related to properly
> tuning and timing the hardware.
>
> HOWEVER, libata can help (via Tejun's recent patches) by properly
> handling the error when throw to us by hardware.

OK - I thought my messages:

Jan 20 06:25:04 haze kernel: ata2: status=0x51 { DriveReady SeekComplete
Error }
Jan 20 06:25:04 haze kernel: ata2: error=0x04 { DriveStatusError }
Jan 20 06:25:10 haze kernel: ata2: no sense translation for status: 0x51
Jan 20 06:25:10 haze kernel: ata2: status=0x51 { DriveReady SeekComplete
Error }
Jan 20 06:25:18 haze kernel: ata2: no sense translation for status: 0x51
Jan 20 06:25:18 haze kernel: ata2: status=0x51 { DriveReady SeekComplete
Error }
Jan 20 06:25:18 haze kernel: ata2: no sense translation for status: 0x51
Jan 20 06:25:18 haze kernel: ata2: status=0x51 { DriveReady SeekComplete
Error }
Jan 20 06:25:20 haze kernel: ata2: no sense translation for status: 0x51
Jan 20 06:25:20 haze kernel: ata2: status=0x51 { DriveReady SeekComplete
Error }
Jan 20 06:25:22 haze kernel: ata2: no sense translation for status: 0x51
Jan 20 06:25:22 haze kernel: ata2: status=0x51 { DriveReady SeekComplete
Error }
Jan 20 06:25:52 haze kernel: ata2: no sense translation for status: 0x51
Jan 20 06:25:52 haze kernel: ata2: status=0x51 { DriveReady SeekComplete
Error }
Jan 20 06:25:52 haze kernel: sd 1:0:0:0: SCSI error: return code = 0x8000002
Jan 20 06:25:52 haze kernel: sdb: Current: sense key: Medium Error
Jan 20 06:25:52 haze kernel:     Additional sense: Unrecovered read
error - auto reallocate failed
Jan 20 06:25:52 haze kernel: end_request: I/O error, dev sdb, sector
390787713

bore a certain similarity to those in Tejun/Nicolas' mail:

Different problem? as irq might ask: "does anybody care?" :)

(and yes badblocks and SMART reports all is well)

David

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