From owner-freebsd-fs@FreeBSD.ORG Sat Dec 18 08:48:17 2010 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 06336106566B for ; Sat, 18 Dec 2010 08:48:17 +0000 (UTC) (envelope-from srg.gavrilov@gmail.com) Received: from mail-iy0-f182.google.com (mail-iy0-f182.google.com [209.85.210.182]) by mx1.freebsd.org (Postfix) with ESMTP id C39B28FC16 for ; Sat, 18 Dec 2010 08:48:16 +0000 (UTC) Received: by iyb26 with SMTP id 26so970163iyb.13 for ; Sat, 18 Dec 2010 00:48:16 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:received:date:message-id :subject:from:to:content-type; bh=Lm3uiWx9PprmSpjpquInxXaD/3gcpgmCNprqDt7jV9k=; b=hx8zXVYFb7sSA8AAsyfFN72TPpz+wque/gaabum/fUjYBUWcH938w5JON9adOwZMuy Zx7xtZo4utHWJdh0sC3rNZa0cSkXFl1yUocE4ldE6jMWJVDwa0oNGema/BF2yk2HAvUm jAyrtgBK/iFX2C3vFdgPGwKzv92XJWB1sLCA8= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type; b=g/Q1ZDrAficNKwU4RmPu1I3gEwg78lbpRhCCDZS786lJVcPzWGxvIZdeOzVnEtw6OW uF4jD5FSzmW6C4pu6rPXW9A+ZwB7IVxXWNE3UqwvcgdNCRCGFgga2ZVdMAQmQ/cSPjiP Ke6qNmskCJdwA3fXsdDFMofi/7FG5eFROtKZ4= MIME-Version: 1.0 Received: by 10.42.167.8 with SMTP id q8mr1809857icy.405.1292660512730; Sat, 18 Dec 2010 00:21:52 -0800 (PST) Received: by 10.42.150.65 with HTTP; Sat, 18 Dec 2010 00:21:52 -0800 (PST) Date: Sat, 18 Dec 2010 11:21:52 +0300 Message-ID: From: Sergey Gavrilov To: freebsd-fs@freebsd.org Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Subject: ZFS recovery after power failure X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 18 Dec 2010 08:48:17 -0000 Hi all! After hard power off pool's faulted. When I'm trying zpool import pool2 I've got: cannot import 'pool2': I/O error and in syslog: Dec 18 11:12:14 zstorage root: ZFS: checksum mismatch, zpool=pool2 path=/dev/da10 offset=429503705088 size=512 Dec 18 11:12:14 zstorage root: ZFS: checksum mismatch, zpool=pool2 path=/dev/da11 offset=429503705088 size=512 Dec 18 11:12:14 zstorage root: ZFS: checksum mismatch, zpool=pool2 path=/dev/da12 offset=429503705088 size=512 Dec 18 11:12:14 zstorage root: ZFS: checksum mismatch, zpool=pool2 path=/dev/da12 offset=756012376064 size=512 Dec 18 11:12:14 zstorage root: ZFS: checksum mismatch, zpool=pool2 path=/dev/da13 offset=756012376064 size=512 Dec 18 11:12:14 zstorage root: ZFS: checksum mismatch, zpool=pool2 path=/dev/da14 offset=756012376064 size=512 Dec 18 11:12:14 zstorage root: ZFS: checksum mismatch, zpool=pool2 path=/dev/da11 offset=1047972534272 size=512 Dec 18 11:12:14 zstorage root: ZFS: checksum mismatch, zpool=pool2 path=/dev/da12 offset=1047972534272 size=512 Dec 18 11:12:14 zstorage root: ZFS: checksum mismatch, zpool=pool2 path=/dev/da13 offset=1047972534272 size=512 Dec 18 11:12:14 zstorage root: ZFS: checksum mismatch, zpool=pool2 path=/dev/da10 offset=429503705088 size=512 Dec 18 11:12:14 zstorage root: ZFS: checksum mismatch, zpool=pool2 path=/dev/da11 offset=429503705088 size=512 Dec 18 11:12:14 zstorage root: ZFS: checksum mismatch, zpool=pool2 path=/dev/da12 offset=429503705088 size=512 Dec 18 11:12:14 zstorage root: ZFS: checksum mismatch, zpool=pool2 path=/dev/da12 offset=756012376064 size=512 Dec 18 11:12:14 zstorage root: ZFS: checksum mismatch, zpool=pool2 path=/dev/da13 offset=756012376064 size=512 Dec 18 11:12:14 zstorage root: ZFS: checksum mismatch, zpool=pool2 path=/dev/da14 offset=756012376064 size=512 Dec 18 11:12:14 zstorage root: ZFS: checksum mismatch, zpool=pool2 path=/dev/da11 offset=1047972534272 size=512 Dec 18 11:12:14 zstorage root: ZFS: checksum mismatch, zpool=pool2 path=/dev/da12 offset=1047972534272 size=512 Dec 18 11:12:14 zstorage root: ZFS: checksum mismatch, zpool=pool2 path=/dev/da13 offset=1047972534272 size=512 Dec 18 11:12:14 zstorage root: ZFS: zpool I/O failure, zpool=pool2 error=86 Dec 18 11:12:14 zstorage root: ZFS: failed to load zpool pool2 zpool import -F pool2 ok, but zpool status -xv pool: pool2 state: FAULTED status: The pool metadata is corrupted and the pool cannot be opened. action: Destroy and re-create the pool from a backup source. see: http://www.sun.com/msg/ZFS-8000-72 scrub: none requested config: NAME STATE READ WRITE CKSUM pool2 FAULTED 0 0 1 corrupted data raidz2 ONLINE 0 0 6 da9 ONLINE 0 0 0 da10 ONLINE 0 0 0 da11 ONLINE 0 0 0 da12 ONLINE 0 0 0 da13 ONLINE 0 0 0 da14 ONLINE 0 0 0 da15 ONLINE 0 0 0 da16 ONLINE 0 0 0 zpool clear pool2 cannot clear errors for pool2: I/O error Is there any way to recovery data or portion of data at least. Thanks.