Date: Sat, 27 Dec 2008 10:51:11 +0200 From: Danny Braniss <danny@cs.huji.ac.il> To: "Lin Jui-Nan Eric" <ericlin@tamama.org> Cc: stable@freebsd.org, Rong-en Fan <grafan@gmail.com> Subject: Re: amd(8) cores dump when load high Message-ID: <E1LGUt5-000Jpj-2L@kabab.cs.huji.ac.il> In-Reply-To: <47713ee10812261117o6f772843o53ec9542bc773141@mail.gmail.com> References: <47713ee10812220844r7889d286l3a98f294d780ccc0@mail.gmail.com> <6eb82e0812260202m1d8816c5mc7b0991514f83853@mail.gmail.com> <47713ee10812261117o6f772843o53ec9542bc773141@mail.gmail.com>
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> Yes, we found that it crashes when swap is used. on an amd64 architecture, amd could not plock it's pages in memory, and would, under memory preasure be swapped out, and break. I just run some tests under 7.1-PRERELEASE, and - it seems that plock is working. - amd is not being swapped out. are you running with amd -S ? danny > > > On Fri, Dec 26, 2008 at 6:02 PM, Rong-en Fan <grafan@gmail.com> wrote: > > On Tue, Dec 23, 2008 at 12:44 AM, Lin Jui-Nan Eric <ericlin@tamama.org> wrote: > >> Dear listers, > >> > >> We currently found that amd frequently cores dump while loading is > >> high (about 4~5) after we upgrade world & kernel from 7.0-RELEASE to > >> 7.1-PRERELEASE. > >> > >> I have read -stable and svn log of 7-STABLE, but can not found a > >> report or a solution. Did anyone have the same issue? Thank you very > >> much. > >> > > > > According to my previous experience, amd 6.1.5 crashes > > under low memory situations. Not necessary high load. > > > > Regards, > > Rong-En Fan > > > _______________________________________________ > freebsd-stable@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org" >
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