From owner-freebsd-stable@freebsd.org Mon Nov 13 16:55:02 2017 Return-Path: Delivered-To: freebsd-stable@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 451E8DBF190 for ; Mon, 13 Nov 2017 16:55:02 +0000 (UTC) (envelope-from tundra@tundraware.com) Received: from oceanview.tundraware.com (oceanview.tundraware.com [45.55.60.57]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mailman.tundraware.com", Issuer "mailman.tundraware.com" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 0A1A174DEA for ; Mon, 13 Nov 2017 16:55:01 +0000 (UTC) (envelope-from tundra@tundraware.com) Received: from [192.168.0.2] (ozzie.tundraware.com [75.145.138.73]) (authenticated bits=0) by oceanview.tundraware.com (8.15.2/8.15.2) with ESMTPSA id vADGspFT026340 (version=TLSv1.2 cipher=DHE-RSA-AES128-SHA bits=128 verify=NO); Mon, 13 Nov 2017 10:54:52 -0600 (CST) (envelope-from tundra@tundraware.com) Subject: Re: GPT partition gets erased on boot To: Walter Parker , freebsd-stable@freebsd.org References: From: Tim Daneliuk Message-ID: <270670c0-d632-7488-6e16-5f9a11834191@tundraware.com> Date: Mon, 13 Nov 2017 10:54:46 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.4.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.6.2 (oceanview.tundraware.com [45.55.60.57]); Mon, 13 Nov 2017 10:54:52 -0600 (CST) X-TundraWare-MailScanner-Information: Please contact the ISP for more information X-TundraWare-MailScanner-ID: vADGspFT026340 X-TundraWare-MailScanner: Found to be clean X-TundraWare-MailScanner-SpamCheck: not spam (whitelisted), SpamAssassin (not cached, score=-0.894, required 1, autolearn=not spam, ALL_TRUSTED -1.00, AWL 0.11, RP_MATCHES_RCVD -0.00) X-TundraWare-MailScanner-From: tundra@tundraware.com X-Spam-Status: No X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 13 Nov 2017 16:55:02 -0000 On 11/12/2017 10:59 PM, Walter Parker wrote: > What would cause the partitions on a ZFS drive to disappear? In no particular order, these leap to mind: - A bad drive - A misconfigured controller - A dead backup battery on the controller -- ---------------------------------------------------------------------------- Tim Daneliuk tundra@tundraware.com PGP Key: http://www.tundraware.com/PGP/