From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Jon Nelson" Subject: Re: AWFUL reshape speed with raid5. Date: Fri, 1 Aug 2008 10:57:36 -0500 Message-ID: References: <48909578.9020307@tmr.com> <18578.27191.869553.910780@notabene.brown> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Content-Disposition: inline Sender: linux-raid-owner@vger.kernel.org Cc: LinuxRaid List-Id: linux-raid.ids >>> 1. Why does the version of metadata matter so much in a --grow --size operation? >> >> I cannot measure any significant different. Could you give some >> precise details of the tests you run and the results you get ? > > I'll try to throw some stuff together soon. I was unable to replicate the difference in bitmap speeds. -- Jon