From: "Don Bowman" Subject: RE: ext4 corruption on md [7x1TB in RAID5] Date: Sat, 9 May 2009 14:36:24 -0400 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 8BIT To: "Don Bowman" , Return-path: Received: from Mail1.sandvine.com ([64.7.137.134]:29322 "EHLO mail2.sandvine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751197AbZEISg3 convert rfc822-to-8bit (ORCPT ); Sat, 9 May 2009 14:36:29 -0400 Content-class: urn:content-classes:message Sender: linux-ext4-owner@vger.kernel.org List-ID: From: Don Bowman > > I cleanly shut down my system, and when it came back up, this was > reported: > > * Checking file systems... > Sat May 9 13:00:53 2009 > > fsck 1.41.4 (27-Jan-2009) > fsck.ext4: Unable to resolve 'UUID=52e18bf7-cbe9-4f58-824c- > 5c943dd074de'^M > fsck died with exit status 8 To follow my own email, the results of the 'findsuper' program are: starting at 0, with 512 byte increments byte_offset byte_start byte_end fs_blocks blksz grp last_mount_time sb_uuid label 1024 0 6001228775424 1465143744 4096 0 Wed Apr 22 19:04:50 2009 52e18bf7 134217728 0 6001228775424 1465143744 4096 1 Wed Apr 22 19:04:50 2009 52e18bf7 402653184 0 6001228775424 1465143744 4096 3 Wed Apr 22 19:04:50 2009 52e18bf7 671088640 0 6001228775424 1465143744 4096 5 Wed Apr 22 19:04:50 2009 52e18bf7 939524096 0 6001228775424 1465143744 4096 7 Wed Apr 22 19:04:50 2009 52e18bf7 1207959552 0 6001228775424 1465143744 4096 9 Wed Apr 22 19:04:50 2009 52e18bf7 3355443200 0 6001228775424 1465143744 4096 25 Wed Apr 22 19:04:50 2009 52e18bf7 3623878656 0 6001228775424 1465143744 4096 27 Wed Apr 22 19:04:50 2009 52e18bf7 6576668672 0 6001228775424 1465143744 4096 49 Wed Apr 22 19:04:50 2009 52e18bf7 10871635968 0 6001228775424 1465143744 4096 81 Wed Apr 22 19:04:50 2009 52e18bf7 16777216000 0 6001228775424 1465143744 4096 125 Wed Apr 22 19:04:50 2009 52e18bf7 32614907904 0 6001228775424 1465143744 4096 243 Wed Apr 22 19:04:50 2009 52e18bf7 46036680704 0 6001228775424 1465143744 4096 343 Wed Apr 22 19:04:50 2009 52e18bf7 83886080000 0 6001228775424 1465143744 4096 625 Wed Apr 22 19:04:50 2009 52e18bf7 97844723712 0 6001228775424 1465143744 4096 729 Wed Apr 22 19:04:50 2009 52e18bf7 ... [still going] Can this help me somehow?