From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S269062AbUHMKWu (ORCPT ); Fri, 13 Aug 2004 06:22:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S269063AbUHMKWq (ORCPT ); Fri, 13 Aug 2004 06:22:46 -0400 Received: from mx2.elte.hu ([157.181.151.9]:48829 "EHLO mx2.elte.hu") by vger.kernel.org with ESMTP id S269057AbUHMKVJ (ORCPT ); Fri, 13 Aug 2004 06:21:09 -0400 Date: Fri, 13 Aug 2004 12:22:52 +0200 From: Ingo Molnar To: Lee Revell Cc: linux-kernel , Felipe Alfaro Solana , Florian Schmidt Subject: Re: [patch] Latency Tracer, voluntary-preempt-2.6.8-rc4-O6 Message-ID: <20040813102252.GG8135@elte.hu> References: <20040726083537.GA24948@elte.hu> <1090832436.6936.105.camel@mindpipe> <20040726124059.GA14005@elte.hu> <20040726204720.GA26561@elte.hu> <20040729222657.GA10449@elte.hu> <20040801193043.GA20277@elte.hu> <20040809104649.GA13299@elte.hu> <20040810132654.GA28915@elte.hu> <20040812235116.GA27838@elte.hu> <1092373132.3450.9.camel@mindpipe> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1092373132.3450.9.camel@mindpipe> User-Agent: Mutt/1.4.1i X-ELTE-SpamVersion: MailScanner 4.31.6-itk1 (ELTE 1.2) SpamAssassin 2.63 ClamAV 0.73 X-ELTE-VirusStatus: clean X-ELTE-SpamCheck: no X-ELTE-SpamCheck-Details: score=-4.9, required 5.9, autolearn=not spam, BAYES_00 -4.90 X-ELTE-SpamLevel: X-ELTE-SpamScore: -4 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org * Lee Revell wrote: > Interesting results. One of the problems is kallsyms_lookup, > triggered by the printks: yeah - kallsyms_lookup does a linear search over thousands of symbols. Especially since /proc/latency_trace uses it too it would be worthwile to implement some sort of binary searching. Ingo