Date: Fri, 8 Mar 2002 08:31:02 +0200 From: Dimitar Peikov <mitko@rila.bg> To: Mike Silbersack <silby@silby.com> Cc: freebsd-hackers@freebsd.org Subject: Re: Swapping performance Message-ID: <20020308083102.3d350933.mitko@rila.bg> In-Reply-To: <20020307113735.M2778-100000@patrocles.silby.com> References: <05fe01c1c5e6$6a02e890$2400010a@eight> <20020307113735.M2778-100000@patrocles.silby.com>
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On Thu, 7 Mar 2002 11:41:28 +0000 (GMT) Mike Silbersack <silby@silby.com> wrote: > > On Thu, 7 Mar 2002, cjp wrote: > > > In order to handle the kruft that occurs, there is the out of memory > > killer, oom_killer. > > Which merrily goes through the list of processes, killing off the low > > priority processes > > until enough memory is free to satisfy what was most recently used. > > It's the loan shark > > repayment program, with OOMKiller performing the function of the > > deliquency reminder. > > FreeBSD overcommits and has a OOMKiller too. You just haven't noticed it > because it's not triggered until you're out of swap space. > > The one thing that _does_ strike me as odd in this comparison is that > Dimitar is using 2.4.17. If that's 2.4.17, I'm surprised that it's > working ok, as everyone on the linux-kernel list seems to be applying > either the -AA or -rmap patches. Of course, if that's SUSE's 2.4.17, I > assume that the -AA patches are already applied. > Well, this SuSE is upgraded 7.1 installation, with no SuSE kernel downloaded from kernel.org). > In any case, we can't make any useful comparisons until Dimitar posts the > source to his test program. > > Dimitar, post the source for the test program! > > Mike "Silby" Silbersack > > > -- Dimitar Peikov Programmer Analyst Globalization Group "We Build e-Business" RILA Solutions 27 Building, Acad.G.Bonchev Str. 1113 Sofia, Bulgaria phone: (+359 2) 9797320 phone: (+359 2) 9797300 fax: (+359 2) 9733355 http://www.rila.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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