Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030359AbWHAPhf (ORCPT ); Tue, 1 Aug 2006 11:37:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030362AbWHAPhf (ORCPT ); Tue, 1 Aug 2006 11:37:35 -0400 Received: from mtagate1.uk.ibm.com ([195.212.29.134]:11076 "EHLO mtagate1.uk.ibm.com") by vger.kernel.org with ESMTP id S1030359AbWHAPhe (ORCPT ); Tue, 1 Aug 2006 11:37:34 -0400 Date: Tue, 1 Aug 2006 17:37:12 +0200 From: Jan-Frode Myklebust To: Andrew Morton Cc: linux-kernel@vger.kernel.org, Alan Cox Subject: Re: [PATCH] oom_adj/oom_score documentation Message-ID: <20060801153712.GA2259@99RXZYP.ibm.com> References: <20060731122314.GL6455@opteron.random> <20060801133323.GA10128@99RXZYP.ibm.com> <20060801134102.GA6455@opteron.random> <20060801141307.GA18159@99RXZYP.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20060801141307.GA18159@99RXZYP.ibm.com> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2105 Lines: 49 Got some spelling/language advice from Alan Cox (thanks!), so here's an updated patch. Hope it reads better now. Signed-off-by: Jan-Frode Myklebust --- diff --git a/Documentation/filesystems/proc.txt b/Documentation/filesystems/proc.txt index 99902ae..172098a 100644 --- a/Documentation/filesystems/proc.txt +++ b/Documentation/filesystems/proc.txt @@ -39,6 +39,8 @@ Table of Contents 2.9 Appletalk 2.10 IPX 2.11 /proc/sys/fs/mqueue - POSIX message queues filesystem + 2.12 /proc//oom_adj - Adjust the oom-killer score + 2.13 /proc//oom_score - Display current oom-killer score ------------------------------------------------------------------------------ Preface @@ -1958,6 +1960,22 @@ a queue must be less or equal then msg_m maximum message size value (it is every message queue's attribute set during its creation). +2.12 /proc//oom_adj - Adjust the oom-killer score +------------------------------------------------------ + +This file can be used to adjust the score used to select which processes +should be killed in an out-of-memory situation. Giving it a high score will +increase the likelihood of this process being killed by the oom-killer. Valid +values are in the range -16 to +15, plus the special value -17, which disables +oom-killing altogether for this process. + +2.13 /proc//oom_score - Display current oom-killer score +------------------------------------------------------------- + +------------------------------------------------------------------------------ +This file can be used to check the current score used by the oom-killer is for +any given . Use it together with /proc//oom_adj to tune which +process should be killed in an out-of-memory situation. ------------------------------------------------------------------------------ Summary - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/