Re: Odd kswapd behaviour after suspending in 2.6.11-rc1

Bernard Blackham
2005-01-13T08:56:27Z

On Thu, Jan 13, 2005 at 05:26:01PM +1100, Nick Piggin wrote:
> >I reverted the changes to mm/vmscan.c between 2.6.10 and 2.6.11-rc1
> >with the attached patch (applies forwards over the top of
> >2.6.11-rc1), and I no longer get any kswapd weirdness. Is there
> >something in here misbehaving?
>
> Hmm, it is likely to be the higher order watermarks change.
>
> Can you get a couple of Alt+SysRq+M traces during the time when
> kswapd is going crazy please?

Embarrasingly, I can't reproduce it at the moment. It was previously
occuring on every single suspend. Wondering if it's linked with swap
usage - I'll keep watching and provide some traces when it happens
again.

Thanks,

Bernard.

--
Bernard Blackham <bernard at blackham dot com dot au>