From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefan Priebe Subject: Re: upstream/firefly exporting the same snap 2 times results in different exports Date: Tue, 21 Jul 2015 21:22:01 +0200 Message-ID: <55AE9BD9.6010801@profihost.ag> References: <55AE3B3A.2040902@profihost.ag> <1431119614.1353345.1437489164103.JavaMail.zimbra@redhat.com> <55AE798F.1010206@profihost.ag> <1828157940.1473499.1437499191528.JavaMail.zimbra@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mail-ph.de-nserver.de ([85.158.179.214]:15881 "EHLO mail-ph.de-nserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933377AbbGUTWD (ORCPT ); Tue, 21 Jul 2015 15:22:03 -0400 In-Reply-To: <1828157940.1473499.1437499191528.JavaMail.zimbra@redhat.com> Sender: ceph-devel-owner@vger.kernel.org List-ID: To: Jason Dillaman Cc: ceph-devel@vger.kernel.org Am 21.07.2015 um 19:19 schrieb Jason Dillaman: > Does this still occur if you export the images to the console (i.e. "rbd export cephstor/disk-116@snap - > dump_file")? > > Would it be possible for you to provide logs from the two "rbd export" runs on your smallest VM image? If so, please add the following to the "[client]" section of your ceph.conf: > > log file = /valid/path/to/logs/$name.$pid.log > debug rbd = 20 > > I opened a ticket [1] where you can attach the logs (if they aren't too large). > > [1] http://tracker.ceph.com/issues/12422 Will post some more details to the tracker in a few hours. It seems it is related to using discard inside guest but not on the FS the osd is on. Stefan