Messages in this thread | | | Date | Tue, 03 Feb 2004 18:57:27 +1100 | From | Nick Piggin <> | Subject | Re: 2.6.1 slower than 2.4, smp/scsi/sw-raid/reiserfs |
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Samium Gromoff wrote:
>At Mon, 2 Feb 2004 23:07:45 -0800, >Andrew Morton wrote: > > >>Samium Gromoff <deepfire@sic-elvis.zel.ru> wrote: >> >> >>> >>> >>>>>The machine is a dual P3 450MHz, 512MB, aic7xxx, 2 disk RAID-0 and >>>>> ReiserFS. It's a few years old and has always run Linux, most >>>>> recently 2.4.24. I decided to try 2.6.1 and the performance is >>>>> disappointing. >>>>> >>>>> >>>> >>>>2.6 has a few performance problems under heavy pageout at present. Nick >>>>Piggin has some patches which largely fix it up. >>>> >>>> >>>I`m sorry, but this is misguiding. 2.6 does not have a few performance >>>problems under heavy pageout. >>> >>> >>> >>As you have frequently and somewhat redundantly reminded us. >> >> > >Right. I`m rather emotional about this... > >Kind of hard seeing the all starry and shiny 2.6 going down the toilet on my >little server with 16M RAM. > > > >>Perhaps you could test Nick's patches. They are at >> >> http://www.kerneltrap.org/~npiggin/vm/ >> >>Against 2.6.2-rc2-mm2. First revert vm-rss-limit-enforcement.patch, then >>apply those three. >> >> > >Hmmm, i`d prefer plain 2.6, but i`ll try it anyway. > > >
It should go against plain 2.6 with luck.
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