Date: Mon, 20 Feb 2006 18:33:08 -0500 From: Kris Kennaway <kris@obsecurity.org> To: Giorgos Keramidas <keramida@ceid.upatras.gr> Cc: current@freebsd.org Subject: Re: Lots of calcru: runtime went backwards, never saw it before Message-ID: <20060220233307.GA25429@xor.obsecurity.org> In-Reply-To: <20060220232435.GA38768@flame.pc> References: <20060220231530.GA38930@nagual.pp.ru> <20060220232435.GA38768@flame.pc>
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[-- Attachment #1 --] On Tue, Feb 21, 2006 at 01:24:35AM +0200, Giorgos Keramidas wrote: > On 2006-02-21 02:15, Andrey Chernov <ache@freebsd.org> wrote: > > What I got with recent -current (below). What does it mean, what I > > supposed to do and why I never saw it before? > > > > Feb 21 01:14:19 pobrecita kernel: calcru: runtime went backwards from > > 42153 usec to 42152 usec for pid 613 (sshd) > > Feb 21 01:14:19 pobrecita kernel: u 2:28102/28101 s 1:14051/14050 i 0:0/1 > > Feb 21 01:14:19 pobrecita kernel: calcru: runtime went backwards from 2979 > > usec to 2978 usec for pid 606 (getty) > > Feb 21 01:14:19 pobrecita kernel: u 0:0/0 s 1:2979/2978 i 0:0/0 > > Feb 21 01:14:19 pobrecita kernel: calcru: runtime went backwards from 3148 > > usec to 3147 usec for pid 605 (getty) > > Feb 21 01:14:19 pobrecita kernel: u 0:0/0 s 1:3148/3147 i 0:0/0 > > Feb 21 01:14:19 pobrecita kernel: calcru: runtime went backwards from 5011 > > usec to 5010 usec for pid 585 (inetd) > > Feb 21 01:14:19 pobrecita kernel: u 1:5011/5010 s 0:0/0 i 0:0/0 > > Feb 21 01:14:19 pobrecita kernel: calcru: runtime went backwards from > > 292891 usec to 292883 usec for pid 29 (pagezero) > > Feb 21 01:14:19 pobrecita kernel: u 0:0/0 s 37:292891/292883 i 0:0/0 > > Hi Andrey, > > Can you test with the following /etc/defaults/rc.conf vars set to "HIGH"? > > keramida@flame:/home/keramida$ grep _cx /etc/defaults/rc.conf /etc/rc.conf > /etc/defaults/rc.conf:performance_cx_lowest="LOW" # Online CPU idle state > /etc/defaults/rc.conf:economy_cx_lowest="LOW" # Offline CPU idle state > keramida@flame:/home/keramida$ > > Without these set to "HIGH" in rc.conf, my laptop crawls to a halt very > fast after it enters multiuser mode. It's not related to this, but to phk's recent timekeeping commits. Others have already reported it. Kris [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (FreeBSD) iD8DBQFD+lGzWry0BWjoQKURAndPAKC0/LarGkigwg3GPl5NsmPPF2dFOgCgzt9h 1Ik04qgFAPn/bQQGMcfWu2A= =9hA1 -----END PGP SIGNATURE-----
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