Re: 2.6.23-rc9 kswapd infinite loop

[Rik van Riel]

On Tue, 09 Oct 2007 11:32:46 -0500
"Mr. Berkley Shands" <bshands@xxxxxxxxx> wrote:

> I have a reproducible hang with kswapd in the run queue, everything else is
> in an i/o wait. The load average is climbing.

> Hints anyone (please) as to how to slay this dragon?

Since kswapd is running the whole time, sysrq-P could give a useful set of
backtraces (with a bit of luck).  With a handful of different backtraces
it should be obvious which functions kswapd is looping through.

Once we have that, I'll try to whip up a patch to get it fixed.

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