From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx200.postini.com [74.125.245.200]) by kanga.kvack.org (Postfix) with SMTP id CCCE26B002B for ; Fri, 10 Aug 2012 14:15:15 -0400 (EDT) Received: from /spool/local by e6.ny.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Fri, 10 Aug 2012 14:15:14 -0400 Received: from d01relay04.pok.ibm.com (d01relay04.pok.ibm.com [9.56.227.236]) by d01dlp02.pok.ibm.com (Postfix) with ESMTP id B42056E803C for ; Fri, 10 Aug 2012 14:15:08 -0400 (EDT) Received: from d03av01.boulder.ibm.com (d03av01.boulder.ibm.com [9.17.195.167]) by d01relay04.pok.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id q7AIF4qr172450 for ; Fri, 10 Aug 2012 14:15:06 -0400 Received: from d03av01.boulder.ibm.com (loopback [127.0.0.1]) by d03av01.boulder.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id q7AIE2gW008729 for ; Fri, 10 Aug 2012 12:14:03 -0600 Message-ID: <50254F69.2000409@linux.vnet.ibm.com> Date: Fri, 10 Aug 2012 13:14:01 -0500 From: Seth Jennings MIME-Version: 1.0 Subject: Re: [PATCH 0/4] promote zcache from staging References: <1343413117-1989-1-git-send-email-sjenning@linux.vnet.ibm.com> <5021795A.5000509@linux.vnet.ibm.com> <5024067F.3010602@linux.vnet.ibm.com> <2e9ccb4f-1339-4c26-88dd-ea294b022127@default> In-Reply-To: <2e9ccb4f-1339-4c26-88dd-ea294b022127@default> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Dan Magenheimer Cc: Greg Kroah-Hartman , Andrew Morton , Nitin Gupta , Minchan Kim , Konrad Wilk , Robert Jennings , linux-mm@kvack.org, linux-kernel@vger.kernel.org, devel@driverdev.osuosl.org, Kurt Hackel On 08/09/2012 03:20 PM, Dan Magenheimer wrote > I also wonder if you have anything else unusual in your > test setup, such as a fast swap disk (mine is a partition > on the same rotating disk as source and target of the kernel build, > the default install for a RHEL6 system)? I'm using a normal SATA HDD with two partitions, one for swap and the other an ext3 filesystem with the kernel source. > Or have you disabled cleancache? Yes, I _did_ disable cleancache. I could see where having cleancache enabled could explain the difference in results. > Or have you changed any sysfs parameters or > other kernel files? No. > And are you using 512M of physical memory or relying on > kernel boot parameters to reduce visible memory Limited with mem=512M boot parameter. > ... and > if the latter have you confirmed with /proc/meminfo? Yes, confirmed. Seth -- 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