From mboxrd@z Thu Jan 1 00:00:00 1970 From: Josh Durgin Subject: Re: Understanding Ceph Date: Thu, 24 Jan 2013 14:52:34 -0800 Message-ID: <5101BB32.1070306@inktank.com> References: <50FAC92C.8030709@bmrb.wisc.edu> <50FAE116.2010504@gmail.com> <50FC1DCF.8010304@bmrb.wisc.edu> <51007C0C.2030107@bmrb.wisc.edu> <51013D5F.7090105@bmrb.wisc.edu> <51015318.8000404@bmrb.wisc.edu> <510190EF.60306@bmrb.wisc.edu> <5101B281.6050206@bmrb.wisc.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mail-da0-f48.google.com ([209.85.210.48]:64987 "EHLO mail-da0-f48.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756047Ab3AXWwk (ORCPT ); Thu, 24 Jan 2013 17:52:40 -0500 Received: by mail-da0-f48.google.com with SMTP id k18so4475861dae.35 for ; Thu, 24 Jan 2013 14:52:40 -0800 (PST) In-Reply-To: <5101B281.6050206@bmrb.wisc.edu> Sender: ceph-devel-owner@vger.kernel.org List-ID: To: Dimitri Maziuk Cc: John Wilkins , Sam Lang , "ceph-devel@vger.kernel.org" On 01/24/2013 02:15 PM, Dimitri Maziuk wrote: > John, > > in block device quick start (http://ceph.com/docs/master/start/quick-rbd/) > > "sudo rbd map foo --pool rbd --name client.admin" > > maps the image to /dev/rbd0 here (centos 6.3/bobtail) so the subsequent > > "4. Use the block device. In the following example, create a file system. > > sudo mkfs.ext4 -m0 /dev/rbd/rbd/foo" > > should end with "/dev/rbd0" instead of "/dev/rbd/rbd/foo". > That's what happens when the udev rule for rbd isn't installed. The rpm should include it, but it doesn't seem to be mentioned in the spec file. I filed http://www.tracker.newdream.net/issues/3930 to track that. Josh