From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.virtall.com ([178.63.195.102]:48935 "EHLO mail.virtall.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934079AbcHEPuM (ORCPT ); Fri, 5 Aug 2016 11:50:12 -0400 MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Date: Sat, 06 Aug 2016 00:50:09 +0900 From: Tomasz Chmielewski To: Chris Mason Cc: linux-btrfs Subject: Re: Input/output error, nothing appended in dmesg In-Reply-To: <3d892c58-7040-dc3a-23d3-bd6fb6c14028@fb.com> References: <9fdb317f-9209-d1a7-3e1e-7ab4f5b09c8d@fb.com> <98e070f7-2787-9df4-c1b8-ae8005c039ec@fb.com> <3d892c58-7040-dc3a-23d3-bd6fb6c14028@fb.com> Message-ID: Sender: linux-btrfs-owner@vger.kernel.org List-ID: On 2016-08-06 00:40, Chris Mason wrote: >>> Too big for the known problem though. Still, can you >>> btrfs-debug-tree >>> and just make sure it doesn't have inline items? >> >> Hmmm.... >> >> # btrfs-debug-tree /dev/xvdb > /root/debug.tree >> parent transid verify failed on 355229302784 wanted 49943295 found >> 49943301 >> parent transid verify failed on 355229302784 wanted 49943295 found >> 49943301 >> Ignoring transid failure >> parent transid verify failed on 355233251328 wanted 49943299 found >> 49943303 >> parent transid verify failed on 355233251328 wanted 49943299 found >> 49943303 >> Ignoring transid failure >> print-tree.c:1105: btrfs_print_tree: Assertion failed. >> btrfs-debug-tree[0x418d99] >> btrfs-debug-tree(btrfs_print_tree+0x26a)[0x41acf6] >> btrfs-debug-tree(main+0x9a5)[0x432589] >> /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf5)[0x7f2369de0f45] >> btrfs-debug-tree[0x4070e9] > > Looks like the FS is mounted? It is mounted, yes. Does btrfs-debug-tree need an unmounted FS? I'm not able to unmount it unfortunately (in sense, the system has to work). Tomasz Chmielewski https://lxadm.com