From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stan Hoeppner Subject: Re: Very long raid5 init/rebuild times Date: Thu, 23 Jan 2014 19:02:21 -0600 Message-ID: <52E1BB9D.5000204@hardwarefreak.com> References: <20140121073540.GF10140@merlins.org> <20140121163755.GG10140@merlins.org> <52DF7976.6070808@hardwarefreak.com> <20140122174854.GF26014@merlins.org> <52E051A3.3050103@hardwarefreak.com> <21217.9977.5869.747472@quad.stoffel.home> Reply-To: stan@hardwarefreak.com Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <21217.9977.5869.747472@quad.stoffel.home> Sender: linux-raid-owner@vger.kernel.org To: John Stoffel Cc: Marc MERLIN , linux-raid@vger.kernel.org List-Id: linux-raid.ids On 1/23/2014 8:28 AM, John Stoffel wrote: > But more importantly, maybe it would make sense to have this number > automatically scale with memory size? If you only have 1gig stay at > 256, but then jump more aggresively to 1024, 2048, 4196 and 8192 and > then (for now) capping at 8192. Setting the default based strictly on memory capacity won't work. See this discussion for background. http://www.spinics.net/lists/raid/msg45364.html -- Stan