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SubjectRe: Nasty IDE crasher in 2.6.9rc1
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On Gwe, 2004-09-03 at 15:50, Jens Axboe wrote:
> (suse.dk is not related to suse.de and it helpfully eats all messages
> sent to unknown users. not so great :(

Ah sorry.

> > Another problem with barrier is that it can take several minutes worst case
> > for the command to complete on a large modern drive (timings c/o friendly
> > ide drive engineer). That causes two problems I've pointed out to Jens that
> > we need to fix before barriers are IMHO production grade
>
> Can you pass me his results?

I can ask. Its NDA data (not Maxtor). Or Eric might have public info ?
The later mail I reported my tests trying to make it as slow as possible
and I couldn't get worse than 7 seconds for the command.

> > 2. The timeouts on the command issue appear to be too small, and
> > we will time out and reset the drive in loaded situations.
>
> You don't seem to address that in your patch?

I'm not sure what the right answer is.


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