Date: Sun, 11 Oct 2009 18:13:51 -0500 From: "Larry Rosenman" <ler@lerctr.org> To: "Attilio Rao" <attilio@freebsd.org> Cc: freebsd-current@freebsd.org Subject: Re: Scheduler weirdness Message-ID: <100658409950385d656fb5d8030af744.squirrel@webmail.lerctr.org> In-Reply-To: <3bbf2fe10910111611p2f48d89cpa80350980f4f03e4@mail.gmail.com> References: <6729ad0409e449f8dbda69ecd8feb618.squirrel@webmail.lerctr.org> <3bbf2fe10910111611p2f48d89cpa80350980f4f03e4@mail.gmail.com>
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On Sun, October 11, 2009 6:11 pm, Attilio Rao wrote: > 2009/10/12 Larry Rosenman <ler@lerctr.org>: >> >> Ok, running RELENG_8 from Friday (10/9/2009). >> >> If I have 4 Folding-at-home processes running (they nice themselves) the >> system is slow as a dog. >> >> If I stop them, it's speedy. >> >> This is running SCHED_ULE >> >> is this expected? >> >> What can I do to help? > > Can you please produce the schedgraph output for this workload? > Do you know how to setup it? I'm not familiar with this. What do I need to do? > > Attilio > > > -- > Peace can only be achieved by understanding - A. Einstein > -- Larry Rosenman http://www.lerctr.org/~ler Phone: +1 512-248-2683 E-Mail: ler@lerctr.org US Mail: 430 Valona Loop, Round Rock, TX 78681-3893
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