From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757211Ab0GMRxP (ORCPT ); Tue, 13 Jul 2010 13:53:15 -0400 Received: from mail-bw0-f46.google.com ([209.85.214.46]:33804 "EHLO mail-bw0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751996Ab0GMRxN (ORCPT ); Tue, 13 Jul 2010 13:53:13 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type; b=ZIPx6EGPZ14WcLBvO3UWxeb9OyxeEgacAXfuXK+AQtE8m47tnR998uLwDA3611pyPd E5Lyb7V3eilvsPMsZq+JzuxE0Sb0yqezvolFmcslzOG4hFHVW6RPFfbnKV3uWenI2Npz oXfIvGgqXpfOrKGluVJQZkX8HOA5hsY35mzMQ= MIME-Version: 1.0 In-Reply-To: References: <1278756333-6850-1-git-send-email-lliubbo@gmail.com> Date: Tue, 13 Jul 2010 20:53:11 +0300 X-Google-Sender-Auth: VOuy33p1Ttqxy0SwXcFw3i5PPAw Message-ID: Subject: Re: [PATCH] slob_free:free objects to their own list From: Pekka Enberg To: Bob Liu Cc: akpm@linux-foundation.org, linux-mm@kvack.org, mpm@selenic.com, hannes@cmpxchg.org, LKML , Mel Gorman Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jul 13, 2010 at 8:52 PM, Pekka Enberg wrote: > It would be nice to have some fragmentation numbers for this. One > really simple test case is to grep for MemTotal and MemFree in > /proc/meminfo. I'd expect to see some small improvement with your > patch applied. Small correction: grep them immediately after you've booted up the kernel. If you run applications, the numbers are not comparable. From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail190.messagelabs.com (mail190.messagelabs.com [216.82.249.51]) by kanga.kvack.org (Postfix) with SMTP id 9F7956B02A9 for ; Tue, 13 Jul 2010 13:53:09 -0400 (EDT) Received: by bwz9 with SMTP id 9so4263496bwz.14 for ; Tue, 13 Jul 2010 10:53:12 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: References: <1278756333-6850-1-git-send-email-lliubbo@gmail.com> Date: Tue, 13 Jul 2010 20:53:11 +0300 Message-ID: Subject: Re: [PATCH] slob_free:free objects to their own list From: Pekka Enberg Content-Type: text/plain; charset=ISO-8859-1 Sender: owner-linux-mm@kvack.org To: Bob Liu Cc: akpm@linux-foundation.org, linux-mm@kvack.org, mpm@selenic.com, hannes@cmpxchg.org, LKML , Mel Gorman List-ID: On Tue, Jul 13, 2010 at 8:52 PM, Pekka Enberg wrote: > It would be nice to have some fragmentation numbers for this. One > really simple test case is to grep for MemTotal and MemFree in > /proc/meminfo. I'd expect to see some small improvement with your > patch applied. Small correction: grep them immediately after you've booted up the kernel. If you run applications, the numbers are not comparable. -- 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: email@kvack.org