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Date: Sat, 15 Dec 2007 20:35:39 -0800 From: Andrew Morton <akpm@...ux-foundation.org> To: Krzysztof Oledzki <olel@....pl> Cc: Linus Torvalds <torvalds@...ux-foundation.org>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, Nick Piggin <nickpiggin@...oo.com.au>, Peter Zijlstra <peterz@...radead.org>, Thomas Osterried <osterried@...se.de>, protasnb@...il.com, bugme-daemon@...zilla.kernel.org Subject: Re: [Bug 9182] Critical memory leak (dirty pages) On Sun, 16 Dec 2007 00:08:52 +0100 (CET) Krzysztof Oledzki <olel@....pl> wrote: > > > On Sat, 15 Dec 2007, bugme-daemon@...zilla.kernel.org wrote: > > > http://bugzilla.kernel.org/show_bug.cgi?id=9182 > > > > > > ------- Comment #33 from protasnb@...il.com 2007-12-15 14:19 ------- > > Krzysztof, I'd hate point you to a hard path (at least time consuming), but > > you've done a lot of digging by now anyway. How about git bisecting between > > 2.6.20-rc2 and rc1? Here is great info on bisecting: > > http://www.kernel.org/doc/local/git-quick.html > > As I'm smarter than git-bistect I can tell that 2.6.20-rc1-git8 is as bad > as 2.6.20-rc2 but 2.6.20-rc1-git8 with one patch reverted seems to be OK. > So it took me only 2 reboots. ;) > > The guilty patch is the one I proposed just an hour ago: > http://git.kernel.org/?p=linux%2Fkernel%2Fgit%2Fstable%2Flinux-2.6.20.y.git;a=commitdiff_plain;h=fba2591bf4e418b6c3f9f8794c9dd8fe40ae7bd9 > > So: > - 2.6.20-rc1: OK > - 2.6.20-rc1-git8 with fba2591bf4e418b6c3f9f8794c9dd8fe40ae7bd9 reverted: OK > - 2.6.20-rc1-git8: very BAD > - 2.6.20-rc2: very BAD > - 2.6.20-rc4: very BAD > - >= 2.6.20: BAD (but not *very* BAD!) > well.. We have code which has been used by *everyone* for a year and it's misbehaving for you alone. I wonder what you're doing that is different/special. Which filesystem, which mount options, what sort of workload? Thanks. -- 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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