From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dennis Jacobfeuerborn Subject: Re: Are there significant performance enhancements in 0.56.x to be expected soon or planned in the near future? Date: Wed, 09 Jan 2013 14:37:20 +0100 Message-ID: <50ED7290.9010409@conversis.de> References: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from mail4.conversis.de ([213.203.219.181]:44060 "EHLO mail4.conversis.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757729Ab3AINhX (ORCPT ); Wed, 9 Jan 2013 08:37:23 -0500 In-Reply-To: Sender: ceph-devel-owner@vger.kernel.org List-ID: To: "Lachfeld, Jutta" Cc: "ceph-devel@vger.kernel.org" On 01/09/2013 01:51 PM, Lachfeld, Jutta wrote: > Hi all, > > in expectation of better performance, we are just switching from CEPH version 0.48 to 0.56.1 > for comparisons between Hadoop with HDFS and Hadoop with CEPH FS. > > We are now wondering whether there are currently any development activities > concerning further significant performance enhancements, > or whether further significant performance enhancements are already planned for the near future. > > I would now be loath to start benchmarking with 0.56.1 and then, a month or so later, detect that there have been significant performance enhancements in CEPH in the meantime. There shouldn't be any major changes since v0.56.x is a stable release and as such should only receive bug-/securityfixes and non-risky improvements. Any changes that would result in a significant change in performance would probably be too disruptive for a stable release series. Regards, Dennis