Messages in this thread | | | From | "shesha bhushan" <> | Subject | Re: KERNEL PROFILING | Date | Tue, 08 Apr 2003 19:42:03 +0000 |
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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" <rddunlap@osdl.org> >To: "shesha bhushan" <bhushan_vadulas@hotmail.com> >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" ><bhushan_vadulas@hotmail.com> 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
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