Disk Errors

Wojciech Puchar wojtek at wojtek.tensor.gdynia.pl
Tue Jul 24 17:51:38 UTC 2012


> Just curious, I am sure the likely issue is a bad disk, but I thought there

actually not that likely.

i had such problems, occuring randomly on many drives, and all problems 
disappeared after changing computer, with the same disk.

BTW i would recommend you to turn on AHCI driver

> ad4: TIMEOUT - WRITE_DMA48 retrying (1 retry left) LBA=817755328
> ad4: WARNING - WRITE_DMA48 UDMA ICRC error (retrying request) LBA=837397120
> ad4: TIMEOUT - WRITE_DMA48 retrying (1 retry left) LBA=879786112
> ad4: WARNING - WRITE_DMA48 UDMA ICRC error (retrying request) LBA=882931200
> ad4: WARNING - WRITE_DMA48 UDMA ICRC error (retrying request) LBA=890542016
> ad4: WARNING - WRITE_DMA48 UDMA ICRC error (retrying request) LBA=902767296
> ad4: TIMEOUT - WRITE_DMA48 retrying (1 retry left) LBA=904071296
>
> dmesg info about the drive at connection time:
> ad4: 953869MB <Seagate ST31000528AS CC46> at ata2-master UDMA100 SATA 3Gb/s
>
> dmesg info about one of the western digital drives:
> ad4: 953869MB <WDC WD10EARS-00Y5B1 80.00A80> at ata2-master UDMA100 SATA 
> 3Gb/s
>
> Before I scrap the drive I just wanted to see if anyone could either say for 
> sure its hardware, or if something else could possibly cause this.  I don't 
> suspect the controller, cable or dock as the problems would likely occur with 
> the western Digital drives as well if one of them were involved.
>
>
> -- 
> Thanks,
>   Dean E. Weimer
>   http://www.dweimer.net/
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