Re: 2.6.10-rc3: kswapd eats CPU on start of memory-eating task

From: Voluspa
Date: Wed Dec 15 2004 - 09:03:55 EST


I've now booted all -rc kernels from 2.6.8 to 2.6.10-rc3 and examined the
behaviour of a heavy session with the 3D program Blender with regards to
screen freezes and mouse unresponsiveness during memory swap.

I find no problem when blender is the sole (large) application, but when a
distributed computing client is running in the background the reported problems
surface. I use http://folding.stanford.edu for protein folding. It runs
with a default of nice 19 and sucks up every free CPU cycle. I've never
seen it interfere with anything prior to this swap issue - been running
it since 2000.

Guess kernel people will say "don't do that then"...

Mvh
Mats Johannesson

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