Re: 2.6.9-rc2-mm3: swsusp horribly slow on AMD64

Pavel Machek
2004-09-26T10:13:21Z

Hi!

> > > I've just tried to suspend my box and I must admit I've given up after 30
> > > minutes (sic!) of waiting when there were only 12% of pages written to
> disk.
> > > Apparently, swsusp slows down to an unacceptable level after saying "PM:
> > > Writing image to disk".
> > >
> > > The box is an Athlon 64-based notebook. The .config is available at:
> > > http://www.sisk.pl/kernel/040925/2.6.9-rc2-mm3.config
> > > and the output of dmesg is available at:
> > > http://www.sisk.pl/kernel/040925/2.6.9-rc2-mm3-dmesg.log
> >
> > We have seen something similar after hdparm was used on specific
> > machines. Are you using hdparm?
>
> Not explicitly, but it's used by SuSE initscripts to set IDE DMA, AFAICS.
> However, the problem did not occur on 2.6.9-rc2-mm1 with the same
> initscripts.

Okay, so try what happens without the initscripts and try to locate
change that breaks it...
Pavel
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