From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751511Ab2LCS2w (ORCPT ); Mon, 3 Dec 2012 13:28:52 -0500 Received: from science.horizon.com ([71.41.210.146]:27333 "HELO science.horizon.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1750792Ab2LCS2v (ORCPT ); Mon, 3 Dec 2012 13:28:51 -0500 Date: 3 Dec 2012 13:28:48 -0500 Message-ID: <20121203182848.5536.qmail@science.horizon.com> From: "George Spelvin" To: linux@horizon.com, mgorman@suse.de Subject: Re: 3.7-rc6 soft lockup in kswapd0 Cc: dave@linux.vnet.ibm.com, hannes@cmpxchg.org, jack@suse.cz, linux-kernel@vger.kernel.org, linux-mm@kvack.org, riel@redhat.com In-Reply-To: <20121129145414.9415.qmail@science.horizon.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > Almost three days, when it wouldn't live overnight before. > As promised, I'm declaring victory. > > The patch that worked (on top of -rc7) was Johannes Weiner's > "mm: vmscan: fix endless loop in kswapd balancing" > that added the zone_balanced() function to mm/vmscan.c:2400. > > Thank you all very much! Further update, uptime is now 1 week with no more problems. Just checked dmesg; no complaints. And kswapd0 is showing 0:09.08 of CPU time for the week, more than cron but less than init. Tested-by: George Spelvin