Date: Mon, 12 Oct 2009 01:11:15 +0200 From: Attilio Rao <attilio@freebsd.org> To: Larry Rosenman <ler@lerctr.org> Cc: freebsd-current@freebsd.org Subject: Re: Scheduler weirdness Message-ID: <3bbf2fe10910111611p2f48d89cpa80350980f4f03e4@mail.gmail.com> In-Reply-To: <6729ad0409e449f8dbda69ecd8feb618.squirrel@webmail.lerctr.org> References: <6729ad0409e449f8dbda69ecd8feb618.squirrel@webmail.lerctr.org>
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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? Attilio -- Peace can only be achieved by understanding - A. Einstein
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