Date: Sat, 31 Mar 2001 11:52:59 -0500 (EST) From: Andrew Gallatin <gallatin@cs.duke.edu> To: John Baldwin <jhb@FreeBSD.org> Cc: freebsd-alpha@FreeBSD.org Subject: RE: do we care about performance yet? Message-ID: <15046.2923.571297.353243@grasshopper.cs.duke.edu> In-Reply-To: <XFMail.010330150120.jhb@FreeBSD.org> References: <15044.1867.943183.224703@grasshopper.cs.duke.edu> <XFMail.010330150120.jhb@FreeBSD.org>
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John Baldwin writes: > > For the buildworld, the system spent about 40% of its time in kernel. > > Roughly 50% of that was in various states of idleness. I've left full > > reports at: <..> > > Name Count Pct Pct > > ---- ----- --- --- > > /boot/kernel/kernel 1411352 39.3 > > runq_check 283261 20.1 7.9 > > procrunnable 268553 19.0 7.5 > > idle_proc 161822 11.5 4.5 > > These 3 are only used when we are sitting idle in the idle proces because there > are no runnable proceses. We can't really optimize these away. :-/ Yes, I realize this. This is the "Roughly 50% of that was in various states of idleness" I mentioned above. Drew To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message
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