Date: Mon, 6 Dec 2010 10:49:49 -0800 From: Steve Kargl <sgk@troutmask.apl.washington.edu> To: Andriy Gapon <avg@freebsd.org> Cc: Alexander Motin <mav@freebsd.org>, freebsd-current@freebsd.org Subject: Re: Process accounting/timing has broken recently Message-ID: <20101206184949.GA39028@troutmask.apl.washington.edu> In-Reply-To: <4CFD2F77.8020409@freebsd.org> References: <20101205231829.GA68156@troutmask.apl.washington.edu> <201012060944.03196.jhb@freebsd.org> <20101206163830.GA53157@troutmask.apl.washington.edu> <201012061301.13647.jhb@freebsd.org> <4CFD2A5B.1030006@freebsd.org> <20101206184309.GB38739@troutmask.apl.washington.edu> <4CFD2F77.8020409@freebsd.org>
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On Mon, Dec 06, 2010 at 08:46:15PM +0200, Andriy Gapon wrote: > on 06/12/2010 20:43 Steve Kargl said the following: > > The 7-10 days is an estimate. I upgraded world/kernel on > > Saturday. The previous world/kernel could have been older > > than I'm guessing. It could be upto 4 weeks old because > > my laptop tends to lag behind the upgrades to my servers. > > I see. > > > I would normally use gprof to measure execution times > > for the functions I'm writing, but in some quick > > testing last night gprof appears to be broken. I'm > > seeing a larger variation that I would expect in > > self-seconds for the accumulated time for execution > > of expf. > > Just guessing - could you try setting sysctl kern.eventtimer.periodic=1 if it's > not 1 already? > > And cc-ing Alexander, just in case. > Thanks for the suggestion. I'll try this tonight (I left the laptop at home) and will report back here. -- Steve
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