From mboxrd@z Thu Jan 1 00:00:00 1970 From: Fyodor Ustinov Subject: Re: inconsistent chunk Date: Sat, 18 Jun 2011 18:27:42 +0300 Message-ID: <4DFCC3EE.2090700@ufm.su> References: <4DFAE436.9060606@ufm.su> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mail.ufm.su ([77.120.103.19]:48325 "EHLO mail.ufm.su" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752873Ab1FRP1r (ORCPT ); Sat, 18 Jun 2011 11:27:47 -0400 In-Reply-To: Sender: ceph-devel-owner@vger.kernel.org List-ID: To: Gregory Farnum Cc: ceph-devel@vger.kernel.org, samuel.just@dreamhost.com On 06/17/2011 07:27 PM, Gregory Farnum wrote: > 4. Can I recover the data without backup? > Possibly. If the inconsistency is just that one of the OSDs is storing the object and another OSD says the object shouldn't exist, that can be recovered from by working out which one is correct. > > Have you manually adjusted the contents of any OSDs? Can you think of anything you've done that might have triggered this? I step by step down osd servers until only one remains (hmm, it is not clear how this is consistent with "pg_size 2"). After one day I step by step up osd servers. WBR, Fyodor.