From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from relay5-d.mail.gandi.net ([217.70.183.197]:49603 "EHLO relay5-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756528AbaCLIVN convert rfc822-to-8bit (ORCPT ); Wed, 12 Mar 2014 04:21:13 -0400 From: =?ISO-8859-1?Q?Sw=E2mi?= Petaramesh To: Josef Bacik Cc: linux-btrfs Subject: Re: Kernel BUG: btrfs send - Incremental backup Date: Wed, 12 Mar 2014 09:20:09 +0100 Message-ID: <1534308.rS2sq7rkIX@tethys> In-Reply-To: <531F4419.8010109@fb.com> References: <2853810.EcqZt5vpol@tethys> <531F4419.8010109@fb.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Sender: linux-btrfs-owner@vger.kernel.org List-ID: Hi Josef, I'm afraid I will not have the time to perform the kernel compilations and tests you request in the coming days. I'm sorry but I will really be 120% overloaded already... Kind regards. Le mardi 11 mars 2014 13:12:57 Josef Bacik a écrit : > Well that's odd, I can't think of how this would happen. Can pull > down btrfs-next and run that and verify you still hit the BUG_ON? If > you do please apply this patch and re-run and reply with the dmesg. > > http://paste.fedoraproject.org/84393/55775013 > > This will spit out something like this > > cur_ino=, cmp_key objectid= > > then I need you to unmount your fs and run > > btrfs-debug-tree /dev/whatever > blah.txt > > You have about 1.5 gig of metadata so that is going to take a while. > Once that is done you want to go through blah.txt and look for > > item key ( EXTENT_DATA ) > > You need to find all of these entries and copy them down, an example > output looks like this > > item 1 key (286 EXTENT_DATA 577536) itemoff 3889 itemsize 53 > extent data disk byte 12763136 nr 4096 > extent data offset 0 nr 4096 ram 4096 > extent compression 0 > > That is what I'm looking for, you will have multiple of these. Thanks, > > Josef -- Swâmi Petaramesh http://petaramesh.org PGP 9076E32E