From owner-freebsd-fs@FreeBSD.ORG Tue Mar 24 20:04:39 2015 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id A764D42E for ; Tue, 24 Mar 2015 20:04:39 +0000 (UTC) Received: from anubis.delphij.net (anubis.delphij.net [IPv6:2001:470:1:117::25]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "anubis.delphij.net", Issuer "StartCom Class 1 Primary Intermediate Server CA" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 8D01BECF for ; Tue, 24 Mar 2015 20:04:39 +0000 (UTC) Received: from zeta.ixsystems.com (unknown [12.229.62.2]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by anubis.delphij.net (Postfix) with ESMTPSA id 937C1E3C5; Tue, 24 Mar 2015 13:04:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=delphij.net; s=anubis; t=1427227473; x=1427241873; bh=08hzttS+LQhexw2DTvT6cXo15b5dZDwDLnOcKCW2eLI=; h=Date:From:Reply-To:To:Subject:References:In-Reply-To; b=X6cZavaF+oD+GDNGTTJY5dUk0Yl0sEMS7LjK9emMXEvUrQBBu7n6YWNFdHpakcH3i oAbQPiXqqHMYTGCN4hxvLdyox+XTnFzOynN9I20Ccw4U8sBVU3zQfUgGRdDRS3bPNn 4Or1s9coooZaK9GraxZdEbFXv4An5Aii3dzrg21A= Message-ID: <5511C351.2020107@delphij.net> Date: Tue, 24 Mar 2015 13:04:33 -0700 From: Xin Li Reply-To: d@delphij.net Organization: The FreeBSD Project MIME-Version: 1.0 To: Zaphod Beeblebrox , freebsd-fs Subject: Re: What does it mean when zdb -R x:xxx:xxx:g crashes? References: In-Reply-To: Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 24 Mar 2015 20:04:39 -0000 -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 On 11/24/14 11:40, Zaphod Beeblebrox wrote: > So... another barrier in figuring out my zfs problem is that zdb > crashes when asked to print the gang block header: > > [1:97:397]root@virtual:/vr1/tmp/diag> zdb -AAA -R vr2 > 0:94048dc9000:24000:g Found vdev type: raidz Assertion failed: > (zio->io_error == 0 || (zio->io_flags & ZIO_FLAG_CANFAIL)), file > /usr/src/cddl/lib/libzpool/../../../sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c, > > line 3297. > Abort trap (core dumped) > > Now... this trace looks odd to me: there are no bookmarks in the > filesystem... neither are there snapshots for this specific > filesystem. This is normal, it's part of traverse_visitbp(). What was zio->io_error? Cheers, - -- Xin LI https://www.delphij.net/ FreeBSD - The Power to Serve! Live free or die -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.1.2 (FreeBSD) iQIcBAEBCgAGBQJVEcNOAAoJEJW2GBstM+nsxGwP/1GboLzYYM2t11UxqeZzfkgL fB77BZNKmPKVFwRVLvSk4A61a/KnnTFV9KL301zoUcPVl5lZM8vOCtqzxOpgXUnj 85GeYhAUmudV/DIRCgvXKLxPZerx+hJlQf+bMhT0Q2s9uOslxaY0Gt09u2BsKVj1 xnw6B0TLffgcpReUzuArhTxWogwwImYXkScncZhDTMaUtf9MfPgEnEuCtBRdc26z Lhq5BunQyyghC3pQDxAskH0guNsi8NrEFGrcKyerLV34BiOt4pOTy165Es7hhisA o9HZkq2WxtX9Qx8CiwXi+BJkscEuNUnC7jGTG/eL+WYVtZ8qrBToN/SsD7BN1gu+ M3lgX+otKYT9FUROJVd8X3Lm5hcGycJzPRi2QzuWyqMBzU8KPRcSPPbi+t1uQXgN /JkiOVjC6npwf2paGe7h3+cV7Amh+oKoY0IOt2veXQ5pB6x+DuwFvk/MlNn+2hH/ I01Q2I0ZiiRG1/M4jT5mFaPnH6rz4UMcJb1livXj6F0BrHK0o2wDllmMBQxreIFD 126cz3VyCzLvw+0Nn2vlhg2Jpf/k2HbtcO4A1PmgbwIkyuXI0CX6Hk2dbwhdGbkN vEoJS5Tn8/kl7J0aI/GVdeiGWnm8m1Y0NYv8G2ZwLMowQ71ZxqryZp/IzinLZsDK xO9zZh3Gjvz7TYS6zyAw =qen3 -----END PGP SIGNATURE-----