From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail190.messagelabs.com (mail190.messagelabs.com [216.82.249.51]) by kanga.kvack.org (Postfix) with SMTP id C57318D0039 for ; Mon, 21 Mar 2011 13:06:40 -0400 (EDT) Message-ID: <4D878564.6080608@fiec.espol.edu.ec> Date: Mon, 21 Mar 2011 12:05:40 -0500 From: =?ISO-8859-15?Q?Alex_Villac=ED=ADs_Lasso?= MIME-Version: 1.0 Subject: Re: [Bugme-new] [Bug 31142] New: Large write to USB stick freezes unrelated tasks for a long time References: <20110316150208.7407c375.akpm@linux-foundation.org> <4D827CC1.4090807@fiec.espol.edu.ec> <20110317144727.87a461f9.akpm@linux-foundation.org> <20110318111300.GF707@csn.ul.ie> <4D839EDB.9080703@fiec.espol.edu.ec> <20110319134628.GG707@csn.ul.ie> <4D84D3F2.4010200@fiec.espol.edu.ec> <20110319235144.GG10696@random.random> <20110321094149.GH707@csn.ul.ie> <20110321134832.GC5719@random.random> <20110321163742.GA24244@csn.ul.ie> In-Reply-To: <20110321163742.GA24244@csn.ul.ie> Content-Type: text/plain; charset=ISO-8859-15; format=flowed Content-Transfer-Encoding: 8bit Sender: owner-linux-mm@kvack.org List-ID: To: Mel Gorman Cc: Andrea Arcangeli , Andrew Morton , avillaci@ceibo.fiec.espol.edu.ec, bugzilla-daemon@bugzilla.kernel.org, bugme-daemon@bugzilla.kernel.org, linux-mm@kvack.org El 21/03/11 11:37, Mel Gorman escribio: > On Mon, Mar 21, 2011 at 02:48:32PM +0100, Andrea Arcangeli wrote: > > Nothing bad jumped out at me. Lets see how it gets on with testing. > > Thanks > As with the previous patch, this one did not completely solve the freezing tasks issue. However, as with the previous patch, the freezes took longer to appear, and now lasted less (10 to 12 seconds instead of freezing until the end of the usb copy). I have attached the new sysrq-w trace to the bug report. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org