From owner-freebsd-questions@freebsd.org Thu Apr 2 08:08:11 2020 Return-Path: Delivered-To: freebsd-questions@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 7C273274E58 for ; Thu, 2 Apr 2020 08:08:11 +0000 (UTC) (envelope-from cyberleo@cyberleo.net) Received: from mail.cyberleo.net (paka.cyberleo.net [216.226.128.180]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 48tFzw6s7Dz3Jjv for ; Thu, 2 Apr 2020 08:07:56 +0000 (UTC) (envelope-from cyberleo@cyberleo.net) Received: from [172.16.44.4] (vitani.den.cyberleo.net [216.80.73.130]) by mail.cyberleo.net (Postfix) with ESMTPSA id 41BE78D990; Thu, 2 Apr 2020 04:01:00 -0400 (EDT) Subject: Re: gmirror disks differ at start.no boot from another disk? To: Artem Kuchin , FreeBSD Questions Mailing List References: <901cb384-0888-a71c-2816-dff3e29b8119@artem.ru> From: CyberLeo Kitsana Autocrypt: addr=cyberleo@cyberleo.net; prefer-encrypt=mutual; keydata= mQGiBDs52XcRBADKU8VgS34LRJl7HPEDdVeH5jhRzcmRc0+hYmJV9I2LsnfTxt91JtnLliHX t8G7YNAh1UxhHHIyBvf3vPWzpkZoN6rkv3FGJ7RTJVhhRvBoJZj7KexfVHmx5w+HCpsrlyro nKZ2mtsrlyqKeoigtISg+5wQ9OSNCwNZxR1BaEiL/QCg//K7jxBX8uLp/3a4AMlNA6lQWgsD /1gd9vK/eUTymikpXnKHALu3yUxErPRdlo9+7WnhikUle7Hn4mY3T3M7pq+9h5DMCuOQaoZ9 3QoAOPicKD5HSCiZijzWdLADJvpflZTh9FYYLBsUQ2DOFEDE+wfNKJ+BANeqpZk+5pKcpIfZ 2HMe2JQ1jKApY3BpiyyQpu/8Y2+dBACt7FpZOZuXecPJldU82Cerm0Uz6cUuqd1XckqTk0y1 Y7BuuI6lGO6HnXGEuMs083IEJ/WwoFV+v7/kFrrCn/T6tSWW4gBW4IzaS9Hojzm8AOdzJSA9 rj6bXkfcKPr9D0WtQyuaxDxOY+k37Mf+y/Y3p4ZFX0t71f5mfEmCMnGe6rQoQ3liZXJMZW8g S2l0c2FuYSA8Y3liZXJsZW9AY3liZXJsZW8ubmV0PohdBBARAgAdBQJJ3uxGBgsJCAcDAgQV AggDBBYCAwECHgECF4AACgkQi7w8kEi1KHKnjgCg3NSi7wT8OLt0IKJ36g0SYNklEtMAn088 28nAUKQuyOXjovSqPxuzSURKuQINBDs52XcQCAD2Qle3CH8IF3KiutapQvMF6PlTETlPtvFu uUs4INoBp1ajFOmPQFXz0AfGy0OplK33TGSGSfgMg71l6RfUodNQ+PVZX9x2Uk89PY3bzpnh V5JZzf24rnRPxfx2vIPFRzBhznzJZv8V+bv9kV7HAarTW56NoKVyOtQa8L9GAFgr5fSI/VhO SdvNILSd5JEHNmszbDgNRR0PfIizHHxbLY7288kjwEPwpVsYjY67VYy4XTjTNP18F1dDox0Y bN4zISy1Kv884bEpQBgRjXyEpwpy1obEAxnIByl6ypUM2Zafq9AKUJsCRtMIPWakXUGfnHy9 iUsiGSa6q6Jew1XpMgs7AAICCADsFyRNruscFczmF9JgyaoOArTAwoPO3/LeYK4ryhkInKn8 hFGc27jZFowp8N+2bcuUgudoJFpEjPP5d/8nyAiBUFTMJWASDFiPtfPpkGSXTLi2xUZWEqmm uRf3efQJm40yafs4EjEF5b3bRD4TEW4mmR2ywPUg36MuEbNg7ZLsFZoGHPc3OwRJJaqWb9DH 9ikjINWOMLp2xXCKazuHrm2JeOwoYUhfafptJOBsuwQZXrH4Qrxz2jTmz+K0be5xAOFef38X d/HHBjUfzM+IqRFwIKP9pRXCeoe/COBoDa/gtTpfjS+tAVY8DOQ8UI7ka5dSVyJelWHpiLqs 98ZB21jCiD8DBRg7Odl3i7w8kEi1KHIRAgQMAJ4yj/IW7zZFq/SSI/rmXMXhOnOvXQCg+HCQ s/vInjtlEpWLPbuqOGCkH3g= Message-ID: <0bc315a0-d3f0-bdfa-c446-127f1d3a89dc@cyberleo.net> Date: Thu, 2 Apr 2020 03:00:59 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.2 MIME-Version: 1.0 In-Reply-To: <901cb384-0888-a71c-2816-dff3e29b8119@artem.ru> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 48tFzw6s7Dz3Jjv X-Spamd-Bar: - Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=pass (policy=none) header.from=cyberleo.net; spf=pass (mx1.freebsd.org: domain of cyberleo@cyberleo.net designates 216.226.128.180 as permitted sender) smtp.mailfrom=cyberleo@cyberleo.net X-Spamd-Result: default: False [-1.81 / 15.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-0.997,0]; FROM_HAS_DN(0.00)[]; R_SPF_ALLOW(-0.20)[+ip4:216.226.128.180]; NEURAL_HAM_LONG(-1.00)[-0.999,0]; MIME_GOOD(-0.10)[text/plain]; MIME_TRACE(0.00)[0:+]; TO_MATCH_ENVRCPT_SOME(0.00)[]; TO_DN_ALL(0.00)[]; RCPT_COUNT_TWO(0.00)[2]; DMARC_POLICY_ALLOW(-0.50)[cyberleo.net,none]; IP_SCORE(-0.01)[country: US(-0.05)]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; SUBJECT_ENDS_QUESTION(1.00)[]; ASN(0.00)[asn:13706, ipnet:216.226.128.0/24, country:US]; MID_RHS_MATCH_FROM(0.00)[]; RCVD_TLS_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2] X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 02 Apr 2020 08:08:12 -0000 On 4/1/20 2:09 AM, Artem Kuchin wrote: > Hello! > > Since i had a bad sector and corrected it i decided also to check how my > mirror is in sync. > > What i found out that two disks have totally dfferent starting bytes. > Cannot for sure what's there, > > but it seems like one disk has a bootloader and anoter one does not. So, > if disk with bootloader fails i will not > > be able to boot from the mirror disk. It's always a good idea to update your bootcode on all root/boot disks every time you update your operating system, just in case a new feature sneaks in that the bootloader needs to understand. The command 'gpart bootcode' is your friend. Its usage, however, is heavily dependent upon your system's setup, so examples will likely be of little use to you. -- Fuzzy love, -CyberLeo Technical Administrator CyberLeo.Net Webhosting http://www.CyberLeo.Net Element9 Communications http://www.Element9.net Furry Peace! - http://www.fur.com/peace/