From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from d03relay04.boulder.ibm.com (d03relay04.boulder.ibm.com [9.17.195.106]) by e35.co.us.ibm.com (8.12.10/8.12.9) with ESMTP id j4GHUgT9510658 for ; Mon, 16 May 2005 13:30:42 -0400 Received: from d03av04.boulder.ibm.com (d03av04.boulder.ibm.com [9.17.195.170]) by d03relay04.boulder.ibm.com (8.12.10/NCO/VER6.6) with ESMTP id j4GHUgGc179512 for ; Mon, 16 May 2005 11:30:42 -0600 Received: from d03av04.boulder.ibm.com (loopback [127.0.0.1]) by d03av04.boulder.ibm.com (8.12.11/8.13.3) with ESMTP id j4GHUgYp018849 for ; Mon, 16 May 2005 11:30:42 -0600 Subject: Re: /proc/meminfo From: Dave Hansen In-Reply-To: <6934efce05051610252b84713f@mail.gmail.com> References: <6934efce05051610252b84713f@mail.gmail.com> Content-Type: text/plain Date: Mon, 16 May 2005 10:30:29 -0700 Message-Id: <1116264629.1005.75.camel@localhost> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Jared Hulbert Cc: linux-mm List-ID: On Mon, 2005-05-16 at 10:25 -0700, Jared Hulbert wrote: > Please have mercy on a linux-mm newbie. I'd like to understand the > output of /proc/meminfo and /proc/<[0-9]+>/maps. I want to measure 2 > things: First, how much memory in a system is used for code or other > readonly file mmaps or what RAM can be saved by using XIP flash. > Second, at the time a system snapshot is taken how much RAM is > absolutely needed (for example, I assume we could dump caches, flush > buffers, and clean up unused memory.) > > Where can I find a good reference to what this all output means? Are > there other sources of information available? Documentation/filesystems/proc.txt -- Dave -- 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/ . Don't email: aart@kvack.org