From owner-freebsd-acpi@FreeBSD.ORG Wed Oct 10 07:36:35 2007 Return-Path: Delivered-To: freebsd-acpi@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id C2AE116A418 for ; Wed, 10 Oct 2007 07:36:35 +0000 (UTC) (envelope-from rp@tns.cz) Received: from bns.tns.cz (bns.tns.cz [213.194.214.115]) by mx1.freebsd.org (Postfix) with ESMTP id 5255613C469 for ; Wed, 10 Oct 2007 07:36:35 +0000 (UTC) (envelope-from rp@tns.cz) Received: from bns.tns.cz (localhost [127.0.0.1]) by bns.tns.cz (Postfix) with ESMTP id D7BE855E401 for ; Wed, 10 Oct 2007 09:36:33 +0200 (CEST) Received: from belzebub.tns.cz (belzebub [192.168.144.3]) by bns.tns.cz with ESMTP id 4E341040002WUYQK518; Wed, 10 Oct 2007 09:36:33 +0200 (CEST) Received: by belzebub.tns.cz (Postfix, from userid 1001) id 9F4AF16AB5D; Wed, 10 Oct 2007 09:39:57 +0200 (CEST) Date: Wed, 10 Oct 2007 09:39:57 +0200 From: Roman Pavlik To: freebsd-acpi@freebsd.org Message-ID: <20071010073957.GA9625@belzebub.tns.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-2 Content-Disposition: inline Content-Transfer-Encoding: 8bit User-Agent: Mutt/1.5.12-2006-07-14 Subject: HP6710: acpi_task_0 - WCPU 96.68% X-BeenThere: freebsd-acpi@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: ACPI and power management development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 10 Oct 2007 07:36:35 -0000 This issue appears on 7-CURRENT running on HP 6710b. I'm running kernel where the following options were commented out: #options PREEMPTION # Enable kernel thread preemption #options ADAPTIVE_GIANT # Giant mutex is adaptive. There is issue with the process acpi_task_0. It consumes 96.68% WCPU. last pid: 951; load averages: 1.08, 0.81, 0.38 up 0+00:04:18 08:34:12 83 processes: 4 running, 60 sleeping, 19 waiting CPU states: 0.0% user, 0.0% nice, 46.1% system, 0.5% interrupt, 53.4% idle Mem: 22M Active, 9036K Inact, 73M Wired, 288K Cache, 15M Buf, 1890M Free Swap: 4096M Total, 4096M Free PID USERNAME THR PRI NICE SIZE RES STATE C TIME WCPU COMMAND 6 root 1 0 - 0K 8K CPU1 0 3:37 96.68% acpi_task_0 12 root 1 171 ki31 0K 8K RUN 0 2:18 60.84% idle: cpu0 11 root 1 171 ki31 0K 8K RUN 1 1:18 34.67% idle: cpu1 928 root 1 96 0 275M 23532K select 0 0:01 1.76% Xorg 22 root 1 -52 - 0K 8K WAIT 0 0:05 1.66% irq9: acpi0 14 root 1 -32 - 0K 8K WAIT 0 0:01 0.00% swi4: clock 44 root 1 -60 - 0K 8K WAIT 0 0:00 0.00% irq12: psm0 42 root 1 0 - 0K 8K tzpoll 0 0:00 0.00% acpi_therma 864 root 1 20 0 5460K 2720K pause 0 0:00 0.00% csh 27 root 1 -68 - 0K 8K WAIT 0 0:00 0.00% irq17: fwoh 3 root 1 -8 - 0K 8K - 1 0:00 0.00% g_up 43 root 1 -60 - 0K 8K WAIT 0 0:00 0.00% irq1: atkbd 951 root 1 96 0 5524K 3156K select 0 0:00 0.00% ssh 4 root 1 -8 - 0K 8K - 1 0:00 0.00% g_down 933 root 1 96 0 6480K 4676K select 1 0:00 0.00% xterm 936 root 1 96 0 6480K 4580K select 0 0:00 0.00% xterm 811 root 1 96 0 3256K 1024K select 0 0:00 0.00% moused 935 root 1 96 0 7136K 4404K select 1 0:00 0.00% xclock 23 root 1 -80 - 0K 8K WAIT 0 0:00 0.00% irq16: cbb0 937 root 1 96 0 6480K 4660K select 1 0:00 0.00% xterm 950 root 1 96 0 3536K 1804K CPU0 0 0:00 0.00% top 939 root 1 20 0 4472K 2492K pause 0 0:00 0.00% csh 938 root 1 20 0 4472K 2492K pause 1 0:00 0.00% csh 856 root 1 8 0 3612K 1584K wait 0 0:00 0.00% login 940 root 1 5 0 4472K 2464K ttyin 1 0:00 0.00% csh 934 root 1 96 0 4832K 2800K select 1 0:00 0.00% twm 38 root 1 -68 - 0K 8K - 0 0:00 0.00% fw0_taskq 16 root 1 -16 - 0K 8K - 0 0:00 0.00% yarrow 662 root 1 96 0 3172K 1200K select 1 0:00 0.00% syslogd 2 root 1 -8 - 0K 8K - 0 0:00 0.00% g_event 0 root 1 12 0 0K 0K WAIT 0 0:00 0.00% swapper 53 root 1 12 - 0K 8K - 0 0:00 0.00% schedcpu 1 root 1 8 0 1888K 476K wait 1 0:00 0.00% init 909 root 1 8 0 3468K 1472K wait 1 0:00 0.00% sh 51 root 1 20 - 0K 8K syncer 0 0:00 0.00% syncer 927 root 1 8 0 4124K 1500K wait 1 0:00 0.00% xinit 795 root 1 8 0 3200K 1272K nanslp 0 0:00 0.00% cron 858 root 1 5 0 3172K 1088K ttyin 0 0:00 0.00% getty 857 root 1 5 0 3172K 1088K ttyin 1 0:00 0.00% getty 862 root 1 5 0 3172K 1088K ttyin 1 0:00 0.00% getty 7 root 1 8 - 0K 8K - 0 0:00 0.00% acpi_task_1 860 root 1 5 0 3172K 1088K ttyin 1 0:00 0.00% getty I try to run ktrace -p 6, but the ktrace.out is empty. Any suggestion how to better isolate this bug? Regards, -- Roman Pavlík