From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefan Priebe Subject: Re: extreme ceph-osd cpu load for rand. 4k write Date: Sat, 10 Nov 2012 21:43:18 +0100 Message-ID: <509EBC66.9080804@profihost.ag> References: <509AC772.5010606@profihost.ag> <509BC878.3090804@profihost.ag> <509BD38B.8090200@profihost.ag> <509BD87F.1010107@inktank.com> <509CD660.6050306@profihost.ag> <509CD940.1060400@profihost.ag> <6A7041AE-DE09-46E2-8AF6-68D2107995C5@profihost.ag> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mail.profihost.ag ([85.158.179.208]:54640 "EHLO mail.profihost.ag" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752322Ab2KJUnT (ORCPT ); Sat, 10 Nov 2012 15:43:19 -0500 In-Reply-To: Sender: ceph-devel-owner@vger.kernel.org List-ID: To: Samuel Just Cc: Mark Nelson , Sage Weil , "ceph-devel@vger.kernel.org" Am 10.11.2012 21:37, schrieb Samuel Just: > How are the 4 ssds per osd set up? RAID 5? no, one ssd per osd like suggested by inktank. Greets Stefan