Messages in this thread | ![/](/images/icornerl.gif) | | Date | Sun, 31 Aug 2003 22:26:54 -0400 | From | Parag Warudkar <> | Subject | Re: Re: 2.6.0-test4-mm1 - kswap hogs cpu OO takes ages to start! |
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But eventually, kswapd does stop scanning and machine is back to normal after a 2 min freeze. BTW, how is it cured at swappiness ==100? > > > On Thu, 28 Aug 2003, Con Kolivas wrote: > > > > Does this make a difference? > > > > Tried it. No change. > > > > kswapd0 can hit 90% cpu at times unless the swappiness is increased. > > Looks like the problem is that cache and process pages are on > the same lists, forcing kswapd to scan the lists endlessly. > > One thing you could try is splitting the lists, at least the > active list, like done in 2.4-rmap15... > > -- > "Debugging is twice as hard as writing the code in the first place. > Therefore, if you write the code as cleverly as possible, you are, > by definition, not smart enough to debug it." - Brian W. Kernighan > - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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