From owner-freebsd-bugs@FreeBSD.ORG Fri Aug 8 10:59:55 2008 Return-Path: Delivered-To: freebsd-bugs@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 368D51065676 for ; Fri, 8 Aug 2008 10:59:55 +0000 (UTC) (envelope-from kris@FreeBSD.org) Received: from weak.local (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id CD1B78FC1D; Fri, 8 Aug 2008 10:59:53 +0000 (UTC) (envelope-from kris@FreeBSD.org) Message-ID: <489C2726.9040003@FreeBSD.org> Date: Fri, 08 Aug 2008 12:59:50 +0200 From: Kris Kennaway User-Agent: Thunderbird 2.0.0.16 (Macintosh/20080707) MIME-Version: 1.0 To: Jakub Jasinski References: <200808080220.m782K3ra068330@freefall.freebsd.org> In-Reply-To: <200808080220.m782K3ra068330@freefall.freebsd.org> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: freebsd-bugs@FreeBSD.org Subject: Re: misc/126230: weird process cpu usage stats and weird load X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 08 Aug 2008 10:59:55 -0000 Jakub Jasinski wrote: > Now, get cracking and fix select(). ;) Except I can't reproduce the bug. As expected (and previously observed), running rsync does not cause select to use CPU time, either with your test code or any other application. Something else bizarre is going on on your system. PID USERNAME PRI NICE SIZE RES STATE C TIME CPU COMMAND 47984 kris -8 0 151M 116M biord 2 1:31 56.88% rsync 47985 kris 45 0 151M 115M select 1 0:04 1.07% rsync 47990 kris 44 0 3500K 2252K CPU3 3 0:01 0.29% top 1070 nobody 4 0 13644K 12236K kqread 1 213:17 0.00% lighttpd 7040 kris 44 0 4592K 3144K select 0 42:51 0.00% screen 1090 root 44 0 5864K 2508K select 1 18:50 0.00% sendmail 684 root 4 0 3116K 824K - 1 12:54 0.00% nfsd 1039 root 44 0 4648K 1768K select 0 9:06 0.00% ntpd 597 root 44 0 3168K 1168K select 2 8:35 0.00% syslogd 28980 kris 44 0 1104K 616K select 3 7:37 0.00% console 8895 adrian 4 0 3568K 1932K select 3 7:14 0.00% screen 75070 root 44 0 5632K 2960K select 1 6:35 0.00% sshd ... 48005 qq S+ 0:00.00 ./select Kris