From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vladimir Bashkirtsev Subject: Re: Poor read performance in KVM Date: Fri, 20 Jul 2012 14:54:34 +0930 Message-ID: <5008EB92.3010106@bashkirtsev.com> References: <5002C215.108@bashkirtsev.com> <5003B1CC.4060909@inktank.com> <50064DCD.8040904@bashkirtsev.com> <5006D5FB.8030700@inktank.com> <5007FB6E.1080307@bashkirtsev.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mail.logics.net.au ([150.101.56.178]:54222 "EHLO mail.logics.net.au" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751306Ab2GTFYr (ORCPT ); Fri, 20 Jul 2012 01:24:47 -0400 In-Reply-To: Sender: ceph-devel-owner@vger.kernel.org List-ID: To: Calvin Morrow Cc: Tommi Virtanen , Josh Durgin , ceph-devel@vger.kernel.org > What node/leaf size are you using on your btrfs volume? Default 4K.