From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261631AbTDHTac (for ); Tue, 8 Apr 2003 15:30:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261644AbTDHTac (for ); Tue, 8 Apr 2003 15:30:32 -0400 Received: from f20.pav2.hotmail.com ([64.4.37.20]:57862 "EHLO hotmail.com") by vger.kernel.org with ESMTP id S261631AbTDHTab (for ); Tue, 8 Apr 2003 15:30:31 -0400 X-Originating-IP: [129.219.25.77] X-Originating-Email: [bhushan_vadulas@hotmail.com] From: "shesha bhushan" To: rddunlap@osdl.org Cc: linux-kernel@vger.kernel.org, kernelnewbies@nl.linux.org Subject: Re: KERNEL PROFILING Date: Tue, 08 Apr 2003 19:42:03 +0000 Mime-Version: 1.0 Content-Type: text/plain; format=flowed Message-ID: X-OriginalArrivalTime: 08 Apr 2003 19:42:03.0896 (UTC) FILETIME=[EE2CAF80:01C2FE06] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi If I use the command line option "profile=2" while booting the system, why /proc/profile file is not created? Should I have to create it manually? Thanking You' Shesha >From: "Randy.Dunlap" >To: "shesha bhushan" >CC: linux-kernel@vger.kernel.org, kernelnewbies@nl.linux.org >Subject: Re: KERNEL PROFILING >Date: Tue, 8 Apr 2003 08:01:55 -0700 > >On Tue, 08 Apr 2003 07:58:54 +0000 "shesha bhushan" > wrote: > >| HI ALL, >| I am trying to profile the linux kernel. Can any one suggest an easy >way >| to do. Like, I wanted to see how much TCP is using CPU, how much of CPU >is >| used in memcpy, etc. >| Can any one please suggest me. > >Start with the file linux/Documentation/basic_profiling.txt >(it's in Linux 2.5.66-or-so or later). > >It explains how to use oprofile and readprofile. > >You can read about oprofile at http://oprofile.sourceforge.net/ . > >You can read about basic in-kernel profiling using /proc/profile >and readprofile via 'man readprofile'. It's simple to use. > >-- >~Randy _________________________________________________________________ Say it now. Say it online. http://www.msn.co.in/ecards/ Send e-cards to your love