$ btrfsck -s 1 /dev/sda using SB copy 1, bytenr 67108864 parent transid verify failed on 2721514774528 wanted 39651 found 39649 btrfsck: disk-io.c:739: open_ctree_fd: Assertion `!(!tree_root->node)' failed. Aborted $ btrfsck -s 2 /dev/sda using SB copy 2, bytenr 274877906944 parent transid verify failed on 2721514774528 wanted 39651 found 39649 btrfsck: disk-io.c:739: open_ctree_fd: Assertion `!(!tree_root->node)' failed. Aborted -tommy On Thu, Dec 2, 2010 at 10:50 PM, Chris Mason <chris.mason@xxxxxxxxxx> wrote: > Excerpts from Tommy Jonsson's message of 2010-12-02 16:45:39 -0500: >> I can't remember if i used -m raid0. >> I think i just used "mkfs.btrfs /dev/sda" then "btrfs device add /dev/sdb" >> and same for sdc. >> I am sure that i didn't explicitly use -m raid1 or raid10. >> Is there a way that i can check this ? > > The defaults will maintain raid1 as you add more drives. We can check > it with btrfs-debug-tree from the git repository. But, more below. > >> >> If i do have raid0 for both metadata and data is there anything i can do ? >> I've been looking at the source but haven't got my head around it yet. >> >> What whould happen if i just ignore/bypass the transid error? >> >> The error: >> [265889.197279] device fsid 734a485d12c77872-9b0b5aa408670db4 devid 3 >> transid 39651 /dev/sda >> [265889.198266] btrfs: use compression >> [265889.647817] parent transid verify failed on 2721514774528 wanted 39651 >> found 39649 >> [265889.672632] btrfs: open_ctree failed >> >> Or could i update the metadata to want 39649 ? > > The first thing I would try is: > > git pull git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs-progs-unstable.git > > Build the latest tools, then: > > btrfsck -s 1 /dev/xxx > btrfsck -s 2 /dev/xxx > > If either of these work we have an easy way to get it mounted. Just let > me know. > > -chris > -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
