From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wido den Hollander 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 14:11:59 +0100 Message-ID: <50ED6C9F.5030107@widodh.nl> References: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from smtp02.mail.pcextreme.nl ([109.72.87.138]:53088 "EHLO smtp02.mail.pcextreme.nl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757766Ab3AINMC (ORCPT ); Wed, 9 Jan 2013 08:12:02 -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. > Yes, 0.56(.1) has a significant performance increase compared to 0.48 Two blogposts which might be interesting to read: * http://ceph.com/dev-notes/whats-new-in-the-land-of-osd/ * http://ceph.com/uncategorized/argonaut-vs-bobtail-performance-preview/ I'm not running with HDFS, but I see a good performance increase with Virtual Machines running on RBD. Wido > 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. > > Regards, > Jutta. > > - > jutta.lachfeld@ts.fujitsu.com, Fujitsu Technology Solutions PBG PDG ES&S SWE SOL 4, "Infrastructure Solutions", MchD 5B, Tel. ..49-89-3222-2705, Company Details: http://de.ts.fujitsu.com/imprint > -- > To unsubscribe from this list: send the line "unsubscribe ceph-devel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html >