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Message-ID: <CAF1ivSZaeW8en+toPBuTBvtMqY6dFwmJW_b_fitzgpuTTL0s=g@mail.gmail.com> Date: Thu, 15 Sep 2011 15:50:51 +0800 From: Lin Ming <mlin@...pku.edu.cn> To: Thomas Sattler <tsattler@....de> Cc: slawomir.czarko@...il.com, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, Andrea Arcangeli <aarcange@...hat.com> Subject: Re: iotop: khugepaged at 99.99% (2.6.38.3) On Thu, Sep 15, 2011 at 3:24 PM, Thomas Sattler <tsattler@....de> wrote: > Am 15.09.2011 08:48, schrieb Lin Ming: >>> Hi, Thomas >>> >>> Do you still see this problem on latest kernel(2.6.31-rc6)? >>> I try to run firefox (>50 open Tabs), but can't reproduce >>> this on 2.6.31-rc6 kernel. >> >> Sorry, I mean 3.1-rc6 > > For me the problem was gone with Mel Gorman's patchset "Fix > compaction stalls due to accounting errors in isolated page > accounting". I applied them to 2.6.38.8 and never had any > problems. > > They went into 2.6.39.4 and 3.0 and both machines that were > affected are now running fine. (One of the machine throws > MCE-Errors every now and than, but this is another problem.) Thanks for the info. Strange that Slawomir still saw the similar problem for 2.6.40(that is 3.0) kernel. http://marc.info/?l=linux-kernel&m=131600780131502&w=2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.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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