Date: Tue, 3 Jun 2014 13:38:24 -0700 (PDT) From: Jim Barker <jbarker@nixlike.com> To: Mark Felder <feld@freebsd.org> Cc: "freebsd-fs@freebsd.org" <freebsd-fs@freebsd.org>, "owner-freebsd-fs@freebsd.org" <owner-freebsd-fs@freebsd.org> Subject: Re: Solaris 10 zfs bug Message-ID: <1401827904.21523.YahooMailNeo@web121106.mail.ne1.yahoo.com> In-Reply-To: <d0293a7de43d9e8d6c79b00465fca6a6@mail.feld.me> References: <1401814138.84520.YahooMailNeo@web121106.mail.ne1.yahoo.com> <d0293a7de43d9e8d6c79b00465fca6a6@mail.feld.me>
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Mark,=0A=0AI was looking at the timeframes that the core dumps occurred and= around that time we were doing some zfs sends to replicate some data on th= ere.=A0 So either the snapshot creation, zfs send, or snapshot deletion may= have triggered the bug.=0A=0AJim=0A=0A=0A=0A______________________________= __=0A From: Mark Felder <feld@freebsd.org>=0ATo: Jim Barker <jbarker@nixlik= e.com> =0ACc: freebsd-fs@freebsd.org; owner-freebsd-fs@freebsd.org =0ASent:= Tuesday, June 3, 2014 1:07 PM=0ASubject: Re: Solaris 10 zfs bug=0A =0A=0AO= n 2014-06-03 11:48, Jim Barker wrote:=0A=0A> FYI:=0A> =0A> I encountered a = bug in Solaris 10 that may also be present in the code=0A> that FreeBSD for= ked some time ago.=A0 This is the forum entry I put up=0A> in case it's rel= evant.=0A> =0A> https://forums.freebsd.org/viewtopic.php?f=3D48&t=3D46716&p= =3D261143#p261143=0A> =0A> =0A=0ADo you have any details on how to reproduc= e the panic? That would permit =0Athe developers to find the bug in the Fre= eBSD port of ZFS and fix it. From owner-freebsd-fs@FreeBSD.ORG Tue Jun 3 22:17:17 2014 Return-Path: <owner-freebsd-fs@FreeBSD.ORG> Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id BFC96364; Tue, 3 Jun 2014 22:17:17 +0000 (UTC) Received: from mail.feld.me (mail.feld.me [66.170.3.6]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mail.feld.me", Issuer "Gandi Standard SSL CA" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 414BC2177; Tue, 3 Jun 2014 22:17:16 +0000 (UTC) Received: from mail.feld.me (mail.feld.me [66.170.3.6]); by mail.feld.me (OpenSMTPD) with ESMTP id 4e3d3317; Tue, 3 Jun 2014 17:17:13 -0500 (CDT) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=feld.me; h=content-type :mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to:sender; s= blargle2; bh=KRVx7zFqLflLvZbekt4u5LT4Grw=; b=wqSrA6+4BZhaBe8J2kF SBI8flRA3L+e7tGQxdKFj3yqJIilMzUVwTjG4hGOfPgnRaoGZAVlDg0cgz66sT6g 44cV2/buAJjq6P+9dMEahmPlK5eCLaHZrvjl08Y3zSsAg2KfBQ0HbFhuMPof9gQe 6xiDlhaCCb1vyIXBlkYJzDKZoZ4r3DVwYV5D1DC7cmK0/r8ZwdEGM69z7jI11ac8 qZfU13Cs78dqnMojN/fxRZUAVRnMvEmLSRp/AxQqnulmbr4ntZqKVC+FIZcGRKVI goCLiyVNOMr/zhmin9co18Kxa3INYxHygTNMlZxSWdAp9bqWRaiMliGK9TBTT/cB HtA== DomainKey-Signature: a=rsa-sha1; c=nofws; d=feld.me; h=content-type :mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to:sender; q= dns; s=blargle2; b=vMVcZZmnQOqeiIrfv8OE1EJLR6ksKCna3ZRdMRFQyws1p kb0eAtt+MxVuzbycLdpofzAyyM4ybw3NEhPlvHiGtA3jtQPfG2TIsRjlQpMqZgTI j4PtY3Gi73E9tUKvgiaCDrSiMnoFlB3h+gP2+zfEGCx6QINrb2f3majnqGUrmpUo oF91AUKsrHPZZBBYvaGFqHuGI3lehr2nqQpZL3CcWtJ2p/IuIB4f7n1qRx2KgDqF J1YR9n30GbukZgJ3T05dAEPsedB1v9BJjebBHpsllkBwJAXqb8DEzbRUdD5QY/ZC 8NH6ZgSaPY9hOUIZuJiqHzWN20e9aeJ9FEH+sUUHg== Received: from mail.feld.me (mail.feld.me [66.170.3.6]); by mail.feld.me (OpenSMTPD) with ESMTP id 97855967; Tue, 3 Jun 2014 17:17:13 -0500 (CDT) Received: from feld@feld.me by mail.feld.me (Archiveopteryx 3.2.0) with esmtpa id 1401833832-3794-3791/5/4; Tue, 3 Jun 2014 22:17:12 +0000 Content-Type: text/plain; charset=iso-8859-1 Mime-Version: 1.0 Subject: Re: Solaris 10 zfs bug From: Mark Felder <feld@FreeBSD.org> In-Reply-To: <1401827904.21523.YahooMailNeo@web121106.mail.ne1.yahoo.com> Date: Tue, 3 Jun 2014 17:17:10 -0500 Content-Transfer-Encoding: quoted-printable Message-Id: <10589F87-04C8-4DD9-A8F3-F2DAB89D0641@FreeBSD.org> References: <1401814138.84520.YahooMailNeo@web121106.mail.ne1.yahoo.com> <d0293a7de43d9e8d6c79b00465fca6a6@mail.feld.me> <1401827904.21523.YahooMailNeo@web121106.mail.ne1.yahoo.com> To: Jim Barker <jbarker@nixlike.com> X-Mailer: Apple Mail (2.1878.2) Sender: feld@feld.me Cc: freebsd-fs@freebsd.org, owner-freebsd-fs@freebsd.org X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Filesystems <freebsd-fs.freebsd.org> List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-fs>, <mailto:freebsd-fs-request@freebsd.org?subject=unsubscribe> List-Archive: <http://lists.freebsd.org/pipermail/freebsd-fs/>; List-Post: <mailto:freebsd-fs@freebsd.org> List-Help: <mailto:freebsd-fs-request@freebsd.org?subject=help> List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-fs>, <mailto:freebsd-fs-request@freebsd.org?subject=subscribe> X-List-Received-Date: Tue, 03 Jun 2014 22:17:17 -0000 On Jun 3, 2014, at 15:38, Jim Barker <jbarker@nixlike.com> wrote: > Mark, >=20 > I was looking at the timeframes that the core dumps occurred and = around that time we were doing some zfs sends to replicate some data on = there. So either the snapshot creation, zfs send, or snapshot deletion = may have triggered the bug. >=20 I personally do quite a few snapshots and zfs send every 15 minutes on a = 9.x server and haven't seen this yet. I'd have figured iXSystems would = have hit it while doing QA on their TrueNAS product as well if it was as = simple as doing a large amount of send/recv testing. However, it's good = to have this documented publicly in case someone does come across a = similar issue. Perhaps it could be related to zfs attributes on a = particular filesystem? (dedup, compression, etc etc) Thanks for the heads up.
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