Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264270AbUFXLgL (ORCPT ); Thu, 24 Jun 2004 07:36:11 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264275AbUFXLgL (ORCPT ); Thu, 24 Jun 2004 07:36:11 -0400 Received: from colin2.muc.de ([193.149.48.15]:5133 "HELO colin2.muc.de") by vger.kernel.org with SMTP id S264270AbUFXLgJ (ORCPT ); Thu, 24 Jun 2004 07:36:09 -0400 Date: 24 Jun 2004 13:36:08 +0200 Date: Thu, 24 Jun 2004 13:36:08 +0200 From: Andi Kleen To: Yusuf Goolamabbas Cc: Andi Kleen , linux-kernel@vger.kernel.org Subject: Re: finish_task_switch high in profiles in 2.6.7 Message-ID: <20040624113608.GA31080@colin2.muc.de> References: <2ayz2-1Um-15@gated-at.bofh.it> <20040624104416.GB8798@outblaze.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20040624104416.GB8798@outblaze.com> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 630 Lines: 17 > Hmm, Is there a way to determine which syscall would be the culprit. I > guess this is where something like DTrace would be invaluable Find out which program does it (most likely those with the most system time) and then strace it. > > http://www.sun.com/bigadmin/content/dtrace/ Sounds like a inferior clone of dprobes to me. But I doubt it would help tracking this down. -Andi - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/