Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755496Ab0A0Azh (ORCPT ); Tue, 26 Jan 2010 19:55:37 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755409Ab0A0Aze (ORCPT ); Tue, 26 Jan 2010 19:55:34 -0500 Received: from saraswathi.solana.com ([198.99.130.12]:57878 "EHLO saraswathi.solana.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754815Ab0A0AzZ (ORCPT ); Tue, 26 Jan 2010 19:55:25 -0500 Date: Tue, 26 Jan 2010 19:55:10 -0500 From: Jeff Dike To: Chris Friesen Cc: Linux Kernel , linux-mm@kvack.org Subject: Re: which fields in /proc/meminfo are orthogonal? Message-ID: <20100127005510.GA8637@c2.user-mode-linux.org> References: <4B5F3C9C.3050908@nortel.com> <4B5F54DE.7030302@nortel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4B5F54DE.7030302@nortel.com> User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 764 Lines: 19 On Tue, Jan 26, 2010 at 02:47:26PM -0600, Chris Friesen wrote: > I've tried adding up > MemFree+Buffers+Cached+AnonPages+Mapped+Slab+PageTables+VmallocUsed > > (hugepages are disabled and there is no swap) > > Shortly after boot this gets me within about 3MB of MemTotal. However, > after 1070 minutes there is a 64MB difference between MemTotal and the > above sum. I believe that pages allocated directly with get_free_pages won't show up in your sum. So, just look for someone doing a lot of that :-) Jeff -- 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/