Messages in this thread | | | Date | Tue, 01 May 2007 10:40:03 +0200 | From | Jiri Slaby <> | Subject | Re: 2.6.21-mm1: many processes end up in D state |
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Andrew Morton napsal(a): > I would check the anticipatory scheduler as well, please. I don't know > what no-op would do with a workload like that, but it probably isn't very > good. > > You appear to believe that it's related to the CPU scheduler?
Oh, no. I have really no idea, what may cause this :).
> That's a bit > unexpected - it sounds more like a VFS/IO thing? But stranger things have > happened.
I think so.
> I guess it's time to end the staircase experiment in -mm. > http://userweb.kernel.org/~akpm/js.bz2 is my current rollup (against > 2.6.21) minus staircase and related things. Pretty please.
Anticipatory + -js is no change. Going to try vanilla and in both cases whether it works or not, I'll bisect either -mm or vanilla.
regards, -- http://www.fi.muni.cz/~xslaby/ Jiri Slaby faculty of informatics, masaryk university, brno, cz e-mail: jirislaby gmail com, gpg pubkey fingerprint: B674 9967 0407 CE62 ACC8 22A0 32CC 55C3 39D4 7A7E - 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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