From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264012AbUEXGXl (ORCPT ); Mon, 24 May 2004 02:23:41 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264045AbUEXGXl (ORCPT ); Mon, 24 May 2004 02:23:41 -0400 Received: from web90007.mail.scd.yahoo.com ([66.218.94.65]:33386 "HELO web90007.mail.scd.yahoo.com") by vger.kernel.org with SMTP id S264012AbUEXGXi (ORCPT ); Mon, 24 May 2004 02:23:38 -0400 Message-ID: <20040524062337.97797.qmail@web90007.mail.scd.yahoo.com> Date: Sun, 23 May 2004 23:23:37 -0700 (PDT) From: Phy Prabab Subject: Re: Help understanding slow down To: Andrew Morton Cc: wli@holomorphy.com, jakob@unthought.net, linux-kernel@vger.kernel.org In-Reply-To: <20040523194352.4468da09.akpm@osdl.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Sorry for the late reply. No this is a dual Xeon 3.06Ghz. All runs are with the same hardware and same make/build system. How do I generate a profile of the system. I have alrady compiled profiling and have enabled the kernel. Thanks, Phy --- Andrew Morton wrote: > Phy Prabab wrote: > > > > Okay, so ran the test with vmstat running. I ran > it > > capturing every 1 sec. Here is an excert: > > That was horridly wordwrapped. > > procs memory swap > io system cpu > r b swpd free buff cache si so bi > bo in cs us sy id wa > 1 0 0 8153848 17000 82348 0 0 0 > 0 4568 4028 6 16 78 0 > 0 1 0 8154168 17008 82340 0 0 0 > 160 4596 4079 7 17 76 1 > 1 0 0 8153848 17008 82340 0 0 0 > 0 4511 3998 7 16 76 0 > 1 0 0 8153912 17008 82340 0 0 0 > 0 4460 3952 7 14 79 0 > 1 0 0 8153784 17016 82332 0 0 0 > 0 4437 3962 7 16 77 0 > 1 0 0 8153528 17016 82332 0 0 0 > 0 4444 3927 7 14 78 0 > 1 1 0 8153784 17024 82392 0 0 0 > 144 4399 3895 7 15 77 1 > 0 0 0 8153592 17024 82392 0 0 0 > 0 4367 3821 7 15 78 0 > 1 0 0 8153848 17024 82392 0 0 0 > 0 4393 3926 6 16 78 0 > 1 0 0 8153528 17024 82460 0 0 0 > 0 4438 3960 8 14 78 0 > 1 0 0 8154040 17024 82460 0 0 0 > 0 4415 3912 6 15 78 0 > 1 1 0 8153720 17032 82452 0 0 0 > 140 4457 3953 7 15 77 1 > 1 0 0 8153784 17032 82452 0 0 0 > 0 4437 3889 7 14 79 0 > 0 0 0 8153784 17040 82444 0 0 0 > 0 4398 3903 8 15 77 0 > 1 0 0 8153464 17040 82444 0 0 0 > 0 4398 3902 7 14 79 0 > 0 0 0 8153528 17040 82444 0 0 0 > 0 4447 3922 6 17 77 0 > 0 1 0 8153720 17052 82432 0 0 0 > 144 4490 3960 6 16 77 1 > 0 0 0 8153656 17056 82428 0 0 0 > 0 4449 3954 7 15 78 0 > > This is a single-CPU machine, yes? > > Your application is spending most of the time in an > explicit sleep of some > form. Suggest you run strace against it and see > what it's up to. __________________________________ Do you Yahoo!? Yahoo! Domains – Claim yours for only $14.70/year http://smallbusiness.promotions.yahoo.com/offer