From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx138.postini.com [74.125.245.138]) by kanga.kvack.org (Postfix) with SMTP id 887916B0062 for ; Tue, 6 Dec 2011 15:31:51 -0500 (EST) Received: by iapp10 with SMTP id p10so10488437iap.14 for ; Tue, 06 Dec 2011 12:31:50 -0800 (PST) Date: Tue, 6 Dec 2011 12:31:48 -0800 (PST) From: David Rientjes Subject: Re: [3.2-rc3] OOM killer doesn't kill the obvious memory hog In-Reply-To: <20111202144441.4c2ff29e.kamezawa.hiroyu@jp.fujitsu.com> Message-ID: References: <20111201093644.GW7046@dastard> <20111201185001.5bf85500.kamezawa.hiroyu@jp.fujitsu.com> <20111201124634.GY7046@dastard> <20111202015921.GZ7046@dastard> <20111202033148.GA7046@dastard> <20111202144441.4c2ff29e.kamezawa.hiroyu@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org List-ID: To: KAMEZAWA Hiroyuki Cc: Dave Chinner , linux-kernel@vger.kernel.org, linux-mm@kvack.org On Fri, 2 Dec 2011, KAMEZAWA Hiroyuki wrote: > From ed565cbf842e0b30827fba7bfdbc724fe21d9d2d Mon Sep 17 00:00:00 2001 > From: KAMEZAWA Hiroyuki > Date: Fri, 2 Dec 2011 14:10:51 +0900 > Subject: [PATCH] oom_score_adj trace point. > > oom_score_adj is set by some daemon and launch tasks ans inherited > to applications, sometimes unexpectedly. > > This patch is for debugging oom_score_adj inheritance. This > adds trace points for oom_score_adj inheritance. > > bash-2501 [002] 448.860197: oom_score_adj_update: task 2501[bash] updates oom_score_adj=-1000 > bash-2501 [002] 455.678190: oom_score_adj_inherited: new task 2527 inherited oom_score_adj -1000 > ls-2527 [007] 455.678683: oom_score_task_rename: task 2527[bash] to [ls] oom_score_adj=-1000 > bash-2501 [007] 461.632103: oom_score_adj_inherited: new task 2528 inherited oom_score_adj -1000 > bash-2501 [007] 461.632335: oom_score_adj_inherited: new task 2529 inherited oom_score_adj -1000 > ls-2528 [003] 461.632983: oom_score_task_rename: task 2528[bash] to [ls] oom_score_adj=-1000 > less-2529 [005] 461.633086: oom_score_task_rename: task 2529[bash] to [less] oom_score_adj=-1000 > bash-2501 [004] 474.888710: oom_score_adj_update: task 2501[bash] updates oom_score_adj=0 > > Signed-off-by: KAMEZAWA Hiroyuki Acked-by: David Rientjes Thanks Kame! -- 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