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Re: DMA disabled after lost interrupt (on ibook)



On Thu, 21 Jul 2005 06:32:54 +1000 , Benjamin Herrenschmidt wrote:

> On Wed, 2005-07-20 at 20:19 +0200, vivenzio wrote:
> 
> > Kernel version is 2.6.12.1 (but I noticed the "lost interrupt"
> > messages already with previous 2.6 versions).
> > 
> > If more information is necessary (Kernel config?), just tell me.
> > 
> > If this could be some HW problem, how can I test if this really
> > happens due to HW faults or because of a problem in the Linux kernel?
> > (Maybe I can figure this out with MacOSX? But how?)
> 
> Looks like your drive lockups occasionally... have you tried running
> some SMART checks on it ? Sounds pretty bad to me... unless there is
> a problem with the timings set by the driver but I pretty sure I use the
> same ones as MacOS X ...
> 
> Does it happen to others with the same machine ?
> 
> Benh
> 

Yes, exactly same machine and same symptoms.
i see these messages since a loooong time.

it happens when i copy big files or when i do huge & fast files transfert
via ftp/scp.


Sebastien

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