Date: Tue, 18 Oct 2011 14:28:07 +0100 From: "Steven Hartland" <killing@multiplay.co.uk> To: "Alexey Shuvaev" <shuvaev@physik.uni-wuerzburg.de>, <freebsd-current@freebsd.org> Subject: Re: Panics after AHCI timeouts Message-ID: <649509EEAEBA42D4A3DCC1FDF5DA72E5@multiplay.co.uk> References: <20111008201456.GA3529@lexx.ifp.tuwien.ac.at><20111017190027.GA9873@lexx.ifp.tuwien.ac.at><CAJ-Vmokbm5z3GPbKjc6_o0_Ea6u_b7twDu=xLeYpORiUpp6Z=Q@mail.gmail.com> <20111018131353.GA83797@lexx.ifp.tuwien.ac.at>
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----- Original Message -----
From: "Alexey Shuvaev" <shuvaev@physik.uni-wuerzburg.de>
To: <freebsd-current@freebsd.org>
Sent: Tuesday, October 18, 2011 2:13 PM
Subject: Re: Panics after AHCI timeouts
> On Tue, Oct 18, 2011 at 06:19:19AM +0800, Adrian Chadd wrote:
>> On 18 October 2011 03:00, Alexey Shuvaev
>> <shuvaev@physik.uni-wuerzburg.de> wrote:
>> > On Sat, Oct 08, 2011 at 10:14:56PM +0200, Alexey Shuvaev wrote:
>> >> Hello list!
>> >>
>> > Errr... Replying to myself... Ping? Should I file a PR and put it
>> > in the back burner? :)
>>
>> I think filing a PR is a good move. Then just be proactive and poke
>> people about it. It'd be good to get this fixed. :)
>>
> Done, kern/161768.
>
> Question to the list: does anybody see successful recovery from AHCI
> timeout an a recent CURRENT? Recent means June 2011 or newer, so 9.0
> branch counts also. That is, there are some kernel messages like this:
>
> ahcich0: Timeout on slot 29 port 0
> ahcich0: is 00000000 cs 00000000 ss ffffffff rs ffffffff tfd 40 serr 00000000 cmd 0000fc17
>
> but then AHCI recovers and the system does not panic?
Not a recent CURRENT but on 8.2-RELEASE we have seen recovery on
secondary ssd drives without a panic, but it does generally
drop the disk and need a power off, power on to recover the
disk properly; although we believe that's a firmware bug on
the ssds
Regards
Steve
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