From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756509AbYFYWZO (ORCPT ); Wed, 25 Jun 2008 18:25:14 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754740AbYFYWYs (ORCPT ); Wed, 25 Jun 2008 18:24:48 -0400 Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:59500 "EHLO sunset.davemloft.net" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1754303AbYFYWYr (ORCPT ); Wed, 25 Jun 2008 18:24:47 -0400 Date: Wed, 25 Jun 2008 15:24:47 -0700 (PDT) Message-Id: <20080625.152447.178284093.davem@davemloft.net> To: ray-lk@madrabbit.org Cc: justinmattock@gmail.com, didier@raboud.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org Subject: Re: stuck tcp connections 2.6.26-rc7 From: David Miller In-Reply-To: <2c0942db0806250816r123affb4x4ef17f4773180a10@mail.gmail.com> References: <2c0942db0806250816r123affb4x4ef17f4773180a10@mail.gmail.com> X-Mailer: Mew version 5.2 on Emacs 22.1 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: "Ray Lee" Date: Wed, 25 Jun 2008 08:16:20 -0700 > On my system, I've noticed that the flashplugin can manage to starve > other processes in a pure scheduler sort of way, so you might try > running latencytop to see if there's some sort of issue there. OTOH, > I've noticed firefox itself hang for 3-15 seconds in the middle of a > read (just as you describe), with nothing else going on in the system, > so . I've been blaming firefox, but I could be wrong. See if firefox is stuck in disk wait when things get wedged like this.