Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261686AbUJYIZK (ORCPT ); Mon, 25 Oct 2004 04:25:10 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261693AbUJYITS (ORCPT ); Mon, 25 Oct 2004 04:19:18 -0400 Received: from fw.osdl.org ([65.172.181.6]:14983 "EHLO mail.osdl.org") by vger.kernel.org with ESMTP id S261703AbUJYHiS (ORCPT ); Mon, 25 Oct 2004 03:38:18 -0400 Date: Mon, 25 Oct 2004 00:36:00 -0700 From: Andrew Morton To: Denis Vlasenko Cc: linux-kernel@vger.kernel.org, pmarques@grupopie.com, torvalds@osdl.org Subject: Re: [PATCH] reduce top(1) CPU usage by an order of magnitude Message-Id: <20041025003600.2f03c1fd.akpm@osdl.org> In-Reply-To: <200410251020.01932.vda@port.imtp.ilyichevsk.odessa.ua> References: <200410251020.01932.vda@port.imtp.ilyichevsk.odessa.ua> X-Mailer: Sylpheed version 0.9.7 (GTK+ 1.2.10; i386-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 624 Lines: 17 Denis Vlasenko wrote: > > Patch is not mine, Paulo Marques > wrote it. > > I tested in on 2.6.9-rc2. top(1) CPU usage went from ~40% to ~4% > (yes, test box is a rather old piece of junk). > > The patch applies cleanly to 2.6.9. umm, this patch has been in -mm for six weeks, and in Linus's kernel for one week. - 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/