From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tommi Virtanen Subject: Re: ext4 store and device-mapper Date: Thu, 14 Apr 2011 12:00:27 -0700 Message-ID: <20110414190026.GF30604@dreamer> References: <4DA73FEE.2060404@provocation.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mail.hq.newdream.net ([66.33.206.127]:40766 "EHLO mail.hq.newdream.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932232Ab1DNTA0 (ORCPT ); Thu, 14 Apr 2011 15:00:26 -0400 Content-Disposition: inline In-Reply-To: <4DA73FEE.2060404@provocation.net> Sender: ceph-devel-owner@vger.kernel.org List-ID: To: Zenon Panoussis Cc: ceph-devel@vger.kernel.org On Thu, Apr 14, 2011 at 08:41:50PM +0200, Zenon Panoussis wrote: > 2011-04-14 20:22:24.887172 7fdc84de1720 OSD::mkfs: couldn't mount FileStore: error -95 > 2011-04-14 20:22:24.887226 7fdc84de1720 ** ERROR: error creating empty object store in /mnt/osd: error 95: Operation not supported > failed: '/sbin/mkcephfs -d /tmp/mkcephfs.ShIRgaTSnR --init-daemon osd.0' That usually means you're missing user_xattr from the mount options. Can you confirm? The error message was recently changed to be more helpful, just to help people falling into this particular trap. -- :(){ :|:&};: