From owner-freebsd-stable@freebsd.org  Sat Mar  3 00:09:38 2018
Return-Path: <owner-freebsd-stable@freebsd.org>
Delivered-To: freebsd-stable@mailman.ysv.freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1])
 by mailman.ysv.freebsd.org (Postfix) with ESMTP id C1403F2F6C9;
 Sat,  3 Mar 2018 00:09:37 +0000 (UTC)
 (envelope-from fjwcash@gmail.com)
Received: from mail-lf0-x232.google.com (mail-lf0-x232.google.com
 [IPv6:2a00:1450:4010:c07::232])
 (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits))
 (Client CN "smtp.gmail.com",
 Issuer "Google Internet Authority G2" (verified OK))
 by mx1.freebsd.org (Postfix) with ESMTPS id 39DB380F59;
 Sat,  3 Mar 2018 00:09:37 +0000 (UTC)
 (envelope-from fjwcash@gmail.com)
Received: by mail-lf0-x232.google.com with SMTP id m69so15652946lfe.8;
 Fri, 02 Mar 2018 16:09:37 -0800 (PST)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025;
 h=mime-version:in-reply-to:references:from:date:message-id:subject:to
 :cc; bh=wHFyJg7j71/4AfI63QITgAlgNFZQqHJ5I1dxoLUWZHU=;
 b=U73f1X2wWoieKbFQ/l4Nw4Vuw6XbKJnEqqvNfY9H2To8pyA5nrughOkj/6U2v+4HTF
 kgx7xdL4tmywsHZ/fYAE4GrE4DEbBkA3dQLEqKThIgGVjfVBJ5VaHb1A7T8XipQ/tqKN
 X9KceAKvmUZCVwzASfOGNGe0c8kJ2+vMVf7UOQ5KqIdjUfwXTzJJ8gr82M3ewjs2Sjy7
 +0XkM2RaVDRBNt1slp2dMduyt6UQP1V2b8+4XnV4aEAKnLeosoOT5XIoiuNzcEgqrMmD
 Gf90PeG+ABdC2e8H/3MVw6/w/5EEs/yTtGkDsfXmZlRpBzarL0ipWVoj2VHeqNCytG6l
 qqmg==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
 d=1e100.net; s=20161025;
 h=x-gm-message-state:mime-version:in-reply-to:references:from:date
 :message-id:subject:to:cc;
 bh=wHFyJg7j71/4AfI63QITgAlgNFZQqHJ5I1dxoLUWZHU=;
 b=VIjhg4EazVFdk2N3zxJZCr/Fg9FdmSjhB57xfMw8NjYAvNdlq+MeyZpuSb31UfHdN5
 Zoa7kfJ56Jm7qFut6jlF3ioMiFOeFCUTPnajy78beRLjNMcokJoyDyXw8jO1+/e9MPE7
 7SwcCZfHYx5Qmi3n2OmCz9pTcylgwoyjovSHXWF3r1nyFDBLIlMAr3ahftXvfVYoqsBB
 TZ1F6fvGGJIYuN9y25dEP1Tio+6uDM16bKMUqweQrq26or7SHFbg/JGwfVBNnQ5W3d0J
 KyGv4c3QzUQwit5fsXaF3y0bpAic5HfR9WnRYo6sqeB7yBPLOyrl1xKo7OGw14NHuCoz
 ixrw==
X-Gm-Message-State: AElRT7Em9ATOPorvFA2WsJn2Qs1E5eeFetd3bLT7Bn+h8a9gm7giYs3c
 ViU0KsrwAK/icQ9Xp6e3RwQ3vLvHTMPpIfdNSVOeIw==
X-Google-Smtp-Source: AG47ELtbJD1taN5KQoL+A7PprQZvnV79/6wxzPxZ+Xv5jRNyIBU7y0mFt+GoEPVm4+aEv7kvsnhghwldF6hrsvdWUVE=
X-Received: by 10.25.143.209 with SMTP id s78mr5306200lfk.56.1520035775738;
 Fri, 02 Mar 2018 16:09:35 -0800 (PST)
MIME-Version: 1.0
Received: by 10.46.64.216 with HTTP; Fri, 2 Mar 2018 16:09:34 -0800 (PST)
Received: by 10.46.64.216 with HTTP; Fri, 2 Mar 2018 16:09:34 -0800 (PST)
In-Reply-To: <CAOjFWZ7nPFdKr_G2qHihXdcHUBed7V0uLLHM9=p1PKzJMZNemw@mail.gmail.com>
References: <21c64a2d-b9f9-24c8-88ec-ff1210891f60@zyxst.net>
 <CAOtMX2jfmh+AMccAMcPSRq-DcQgs6wioqSSUHncEfPruD=w_Ag@mail.gmail.com>
 <1dc2b8ef-2914-8182-e2b0-ac637e6b2095@zyxst.net>
 <CAOtMX2gHm_UdYzn5J6Lm76r8KakkYMzEcxddFYLqkmGYwkihuQ@mail.gmail.com>
 <65372449-53f1-8002-981a-e20f4a592e26@zyxst.net>
 <CAOtMX2g79aqkinu0meBzhLbui7n9H9yiEwxKm6cxpZSaxbWqbg@mail.gmail.com>
 <f0e9385c-4d62-a68d-ea93-f013bc456b5d@zyxst.net>
 <CAOjFWZ4Yq4cnWN_qucbN4W-6qtf4NYNzjNKe4QL17DU-Q=N+_g@mail.gmail.com>
 <CAOjFWZ53WaOtCvRtNpsL1OqgE7rDu8jWNEHRVPZ5Z3Q_n1bnqw@mail.gmail.com>
 <CAOjFWZ6gF3=N8=v3aXQaiG=pd8kmZ-xpvN2jHYj9+h8fCm=rsw@mail.gmail.com>
 <CAOjFWZ7nPFdKr_G2qHihXdcHUBed7V0uLLHM9=p1PKzJMZNemw@mail.gmail.com>
From: Freddie Cash <fjwcash@gmail.com>
Date: Fri, 2 Mar 2018 16:09:34 -0800
Message-ID: <CAOjFWZ6J7UV_xXxtASqnonS8qatqaSSEqJUKyi9nw+ms+Ug1QQ@mail.gmail.com>
Subject: Re: zfs problems after rebuilding system
To: tech-lists <tech-lists@zyxst.net>
Cc: FreeBSD Filesystems <freebsd-fs@freebsd.org>,
 FreeBSD Stable <freebsd-stable@freebsd.org>
Content-Type: text/plain; charset="UTF-8"
X-Content-Filtered-By: Mailman/MimeDel 2.1.25
X-BeenThere: freebsd-stable@freebsd.org
X-Mailman-Version: 2.1.25
Precedence: list
List-Id: Production branch of FreeBSD source code <freebsd-stable.freebsd.org>
List-Unsubscribe: <https://lists.freebsd.org/mailman/options/freebsd-stable>, 
 <mailto:freebsd-stable-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-stable/>
List-Post: <mailto:freebsd-stable@freebsd.org>
List-Help: <mailto:freebsd-stable-request@freebsd.org?subject=help>
List-Subscribe: <https://lists.freebsd.org/mailman/listinfo/freebsd-stable>,
 <mailto:freebsd-stable-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sat, 03 Mar 2018 00:09:38 -0000

You said it's an external USB drive, correct? Could it be a race condition
during the boot process where the USB mass storage driver hasn't detected
the drive yet when /etc/rc.d/zfs is run?

As a test, add a "sleep 30" in that script before the "zfs mount -a" call
and reboot.

Cheers,
Freddie

Typos courtesy of my phone.