From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail202.messagelabs.com (mail202.messagelabs.com [216.82.254.227]) by kanga.kvack.org (Postfix) with ESMTP id A73086B0027 for ; Thu, 28 Apr 2011 16:29:48 -0400 (EDT) Date: Thu, 28 Apr 2011 22:29:15 +0200 (CEST) From: Thomas Gleixner Subject: Re: 2.6.39-rc4+: Kernel leaking memory during FS scanning, regression? In-Reply-To: <20110428222301.0b745a0a@neptune.home> Message-ID: References: <20110426112756.GF4308@linux.vnet.ibm.com> <20110426183859.6ff6279b@neptune.home> <20110426190918.01660ccf@neptune.home> <20110427081501.5ba28155@pluto.restena.lu> <20110427204139.1b0ea23b@neptune.home> <20110428102609.GJ2135@linux.vnet.ibm.com> <1303997401.7819.5.camel@marge.simson.net> <20110428222301.0b745a0a@neptune.home> MIME-Version: 1.0 Content-Type: MULTIPART/MIXED; BOUNDARY="8323328-1773929636-1304022557=:3005" Sender: owner-linux-mm@kvack.org List-ID: To: =?ISO-8859-15?Q?Bruno_Pr=E9mont?= Cc: sedat.dilek@gmail.com, Mike Galbraith , "Paul E. McKenney" , Linus Torvalds , Ingo Molnar , Peter Zijlstra , Mike Frysinger , KOSAKI Motohiro , LKML , linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, "Paul E. McKenney" , Pekka Enberg This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. --8323328-1773929636-1304022557=:3005 Content-Type: TEXT/PLAIN; charset=ISO-8859-15 Content-Transfer-Encoding: 8BIT On Thu, 28 Apr 2011, Bruno Premont wrote: > On Thu, 28 April 2011 Thomas Gleixner wrote: > > - return idle ? HRTIMER_NORESTART : HRTIMER_RESTART; > > + return HRTIMER_RESTART; > > This doesn't help here. > Be it applied on top of the others, full diff attached > or applied alone (with throttling printk). > > Could it be that NO_HZ=y has some importance in this matter? Might be. Can you try with nohz=off on the kernel command line ? Can you please provide the output of /proc/timer_list ? Thanks, tglx --8323328-1773929636-1304022557=:3005-- -- 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