From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261776AbVGUNi6 (ORCPT ); Thu, 21 Jul 2005 09:38:58 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261783AbVGUNi5 (ORCPT ); Thu, 21 Jul 2005 09:38:57 -0400 Received: from leyde.iplannetworks.net ([200.69.193.99]:52419 "EHLO proxy3.iplannetworks.net") by vger.kernel.org with ESMTP id S261776AbVGUNi5 (ORCPT ); Thu, 21 Jul 2005 09:38:57 -0400 Message-ID: <42DFA5E6.1080302@latinsourcetech.com> Date: Thu, 21 Jul 2005 10:40:54 -0300 From: =?ISO-8859-1?Q?M=E1rcio_Oliveira?= User-Agent: Mozilla Thunderbird 1.0.2 (X11/20050317) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Neil Horman Cc: arjanv@redhat.com, linux-kernel@vger.kernel.org Subject: Re: Memory Management References: <42DF9646.5070806@latinsourcetech.com> <20050721131132.GB11327@hmsendeavour.rdu.redhat.com> In-Reply-To: <20050721131132.GB11327@hmsendeavour.rdu.redhat.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org >http://people.redhat.com/nhorman/papers/rhel3_vm.pdf >I wrote this with norm awhile back. It may help you out. >Regards >Neil > > Neil, Thanks.~10-12GB of total RAM (16GB) are How can Proc virtual memory parameters like inactive_clean_percent, overcommit_memory, overcommit_ratio and page_cache help me to solve / reduce Out Of Memory conditions on servers with 16GB RAM and lots of GB swap? Kernel does not free cached memory (~10-12GB of total RAM - 16GB). Is there some way to force the kernel to free cached memory? /proc/meminfo: total: used: free: shared: buffers: cached: Mem: 16603488256 16523333632 80154624 0 70651904 13194563584 Swap: 17174257664 11771904 17162485760 MemTotal: 16214344 kB MemFree: 78276 kB Buffers: 68996 kB Cached: 12874808 kB Thanks to all. Marcio.