From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx113.postini.com [74.125.245.113]) by kanga.kvack.org (Postfix) with SMTP id D7AFC6B002B for ; Wed, 15 Aug 2012 06:41:58 -0400 (EDT) Date: Wed, 15 Aug 2012 05:38:28 -0400 From: Konrad Rzeszutek Wilk Subject: Re: [PATCH 0/4] promote zcache from staging Message-ID: <20120815093828.GB2865@phenom.dumpdata.com> 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> <50254F69.2000409@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <50254F69.2000409@linux.vnet.ibm.com> Sender: owner-linux-mm@kvack.org List-ID: To: Seth Jennings Cc: Dan Magenheimer , Greg Kroah-Hartman , Andrew Morton , Nitin Gupta , Minchan Kim , Robert Jennings , linux-mm@kvack.org, linux-kernel@vger.kernel.org, devel@driverdev.osuosl.org, Kurt Hackel On Fri, Aug 10, 2012 at 01:14:01PM -0500, Seth Jennings wrote: > 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. Why did you disable the cleancache? Having both (cleancache to compress fs data) and frontswap (to compress swap data) is the goal - while you turned one of its sources off. -- 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