From owner-freebsd-current@FreeBSD.ORG Sat Dec 25 04:57:18 2010 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id B771F106564A; Sat, 25 Dec 2010 04:57:18 +0000 (UTC) (envelope-from julian@freebsd.org) Received: from out-0.mx.aerioconnect.net (out-0-35.mx.aerioconnect.net [216.240.47.95]) by mx1.freebsd.org (Postfix) with ESMTP id 96A8E8FC14; Sat, 25 Dec 2010 04:57:18 +0000 (UTC) Received: from idiom.com (postfix@mx0.idiom.com [216.240.32.160]) by out-0.mx.aerioconnect.net (8.13.8/8.13.8) with ESMTP id oBP4vHQ8006711; Fri, 24 Dec 2010 20:57:17 -0800 X-Client-Authorized: MaGic Cook1e X-Client-Authorized: MaGic Cook1e X-Client-Authorized: MaGic Cook1e Received: from julian-mac.elischer.org (h-67-100-89-137.snfccasy.static.covad.net [67.100.89.137]) by idiom.com (Postfix) with ESMTP id B24CE2D6011; Fri, 24 Dec 2010 20:57:16 -0800 (PST) Message-ID: <4D1579B8.1070808@freebsd.org> Date: Fri, 24 Dec 2010 20:57:28 -0800 From: Julian Elischer User-Agent: Mozilla/5.0 (Macintosh; U; PPC Mac OS X 10.4; en-US; rv:1.9.2.13) Gecko/20101207 Thunderbird/3.1.7 MIME-Version: 1.0 To: Stefan Farfeleder References: <20101224143124.GC2642@mole.fafoe.narf.at> In-Reply-To: <20101224143124.GC2642@mole.fafoe.narf.at> X-Scanned-By: MIMEDefang 2.67 on 216.240.47.51 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: mav@freebsd.org, freebsd-current@freebsd.org Subject: Re: eventtimers hiccups X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 25 Dec 2010 04:57:18 -0000 On 12/24/10 6:31 AM, Stefan Farfeleder wrote: > Hi, > > since the new eventtimers code was committed, my notebook (Dell > Precision m4400) sometimes hangs for 10-30 seconds, mostly during load. > In these periods I can move the mouse pointer but time (as perceived by > time(1)) seems to be halted. This is accompanied by lots of calcru: > runtime went backwards message, though sometimes they only show up when > shutting down. > > I now set kern.eventtimer.periodic=1 and have not experienced such > freezes since then. But it would be nice if the default settigs would > work. Is there something I could do to help fixing this? > BTW, I'm not using powerd. > I also need to set kern.eventtimer.periodic=1 if I want my kernel to boot under Xen. unfortunately it doesn't fix the problem when it doen't shut down. (this is a Xen VPS from rootbsd.com) > sysctl kern.eventtimer gives this output: > kern.eventtimer.choice: HPET(450) HPET1(440) HPET2(440) HPET3(440) LAPIC(400) i8254(100) RTC(0) > kern.eventtimer.et.LAPIC.flags: 15 > kern.eventtimer.et.LAPIC.frequency: 0 > kern.eventtimer.et.LAPIC.quality: 400 > kern.eventtimer.et.HPET.flags: 3 > kern.eventtimer.et.HPET.frequency: 14318180 > kern.eventtimer.et.HPET.quality: 450 > kern.eventtimer.et.HPET1.flags: 3 > kern.eventtimer.et.HPET1.frequency: 14318180 > kern.eventtimer.et.HPET1.quality: 440 > kern.eventtimer.et.HPET2.flags: 3 > kern.eventtimer.et.HPET2.frequency: 14318180 > kern.eventtimer.et.HPET2.quality: 440 > kern.eventtimer.et.HPET3.flags: 3 > kern.eventtimer.et.HPET3.frequency: 14318180 > kern.eventtimer.et.HPET3.quality: 440 > kern.eventtimer.et.RTC.flags: 17 > kern.eventtimer.et.RTC.frequency: 32768 > kern.eventtimer.et.RTC.quality: 0 > kern.eventtimer.et.i8254.flags: 1 > kern.eventtimer.et.i8254.frequency: 1193182 > kern.eventtimer.et.i8254.quality: 100 > kern.eventtimer.periodic: 1 > kern.eventtimer.timer: HPET > kern.eventtimer.idletick: 0 > kern.eventtimer.singlemul: 2 > > Cheers, > Stefan > > > _______________________________________________ > freebsd-current@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org"