From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Ryan C. Underwood" Subject: Re: Several unhappy btrfs's after RAID meltdown Date: Tue, 7 Feb 2012 11:49:07 -0600 Message-ID: <20120207174907.GF5639@localhost.localdomain> References: <20120205184128.GC18806@localhost.localdomain> <20120207033945.GA5639@localhost.localdomain> <20120207140431.GB5639@localhost.localdomain> <20120207154225.GD5639@localhost.localdomain> <20120207174645.GE5639@localhost.localdomain> Reply-To: nemesis@icequake.net Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-btrfs@vger.kernel.org To: Mitch Harder Return-path: In-Reply-To: <20120207174645.GE5639@localhost.localdomain> List-ID: Output of 'restore': # /usr/local/btrfs-progs/bin/restore -v /dev/mapper/tr5ut-vicep--clones /mnt2 No valid Btrfs found on /dev/mapper/tr5ut-vicep--clones Could not open root, trying backup super Check tree block failed, want=298807296, have=13791616683601169802 Check tree block failed, want=298807296, have=13791616683601169802 Check tree block failed, want=298807296, have=3150973834573588028 Check tree block failed, want=298807296, have=13791616683601169802 Check tree block failed, want=298807296, have=13791616683601169802 read block failed check_tree_block Couldn't read tree root Could not open root, trying backup super Check tree block failed, want=298807296, have=13791616683601169802 Check tree block failed, want=298807296, have=13791616683601169802 Check tree block failed, want=298807296, have=3150973834573588028 Check tree block failed, want=298807296, have=13791616683601169802 Check tree block failed, want=298807296, have=13791616683601169802 read block failed check_tree_block Couldn't read tree root Could not open root, trying backup super [...here the output ends, seems to not complete?] # /usr/local/btrfs-progs/bin/restore -v /dev/mapper/tr5ut-vicep--library /mnt2 checksum verify failed on 317874630656 wanted 8E19212D found FFFFFFA6 checksum verify failed on 317874630656 wanted 8E19212D found FFFFFFA6 checksum verify failed on 317874630656 wanted 491D9C1A found FFFFFFA6 checksum verify failed on 317874630656 wanted 8E19212D found FFFFFFA6 Csum didn't match restore: root-tree.c:46: btrfs_find_last_root: Assertion `!(path->slots[0] == 0)' failed. Aborted -- Ryan C. Underwood,