Date: Wed, 10 Mar 2004 17:18:38 +0300 From: Roman Kurakin <rik@cronyx.ru> To: Roman Kurakin <rik@cronyx.ru> Cc: hackers@freebsd.org Subject: HDD problem research (was HDD questions) Message-ID: <404F23BE.5080008@cronyx.ru> In-Reply-To: <404CDC3B.301@cronyx.ru> References: <404B9E56.4060103@cronyx.ru> <404C3CD3.9030104@DeepCore.dk> <404CDC3B.301@cronyx.ru>
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Does any body have Segate drive ST380021A working with FreeBSD?
Does any body have problems with it running 5.2-5.current or other
versions of FreeBSD?
Best regards,
Roman Kurakin
Roman Kurakin wrote:
> Søren Schmidt wrote:
>
>> Roman Kurakin wrote:
>>
>>> Hi,
>>>
>>> I have some problems with my HDD (ST380021A). The problem was
>>> checked on 5.2, 5.2.1, and some
>>> 5.Current (cvsuped about week or two).
>>>
>>> At first I got this problem while system installation. I get trap
>>> and message from ata after I start a commit:
>>> FAILURE READ_DMA status=51 <READY, DSC, ERROR> error=10
>>> <NID_NOT_FOUND> LBA=245529601
>>
>>
>>
>> If I read the above modelnumber correctly it is a 80G disk..
>>
>> There is only ~160000000 sectors on such a disk, so you cant expect
>> to read sector 245529601 as its not there :)
>
>
> I know that, and this is the problem. I am trying to read 41929650,
> but system thinks this is 245529601.
> This sector is near 20G mark, so I tried to read it from 40G disk,
> which I use to run fbsd. All is fine.
>
>>
>> Now why sysinstall tries to do that is beyond me, but could be a
>> problem with the geometry (it seems to always get it wrong these days).
>
>
> This is not a problem of sysinstall at all. As I wrote, it is enougth
> to try to read one sector. So this problem
> somewhere between read call and ata driver. This area wasn't in focus
> of my interest before, so I don't
> know where to go.
>
> Also, I tryied to read some sectors back and forward, and found out
> that value of LBA changes nolinear.
> Lower byte is linear only on interval of 63 values, so I gues this is
> a sector value. And it seems that LBA value
> not LBA value at all :-(
>
> This is all I have now. Any ideas, comments?
>
> Best regards,
> Roman Kurakin
>
>>
>>
>> -Søren
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