From nobody Wed Apr 27 00:10:46 2022 X-Original-To: freebsd-stable@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 8BF531994D85 for ; Wed, 27 Apr 2022 00:10:53 +0000 (UTC) (envelope-from spork@bway.net) Received: from smtp2.bway.net (smtp2.bway.net [216.220.96.28]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4Knzg05PZQz3NdX for ; Wed, 27 Apr 2022 00:10:52 +0000 (UTC) (envelope-from spork@bway.net) Received: from gaseousweiner.sporklab.com (unknown [108.35.254.39]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: spork@bway.net) by smtp2.bway.net (Postfix) with ESMTPSA id 7112331D2D; Tue, 26 Apr 2022 20:10:46 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=bway.net; s=mail; t=1651018246; bh=bl/rGdlTbKCfy51qppcPUzzLeawl4EEQTpAPK+ciMOo=; h=Subject:From:In-Reply-To:Date:Cc:References:To; b=cq9qyesYmP87sKbOMHj59ARj+v0QzhrqwCJjb+88+iLXfP3/ToSXShExlr29sS0bp ztOA0Wrq/wFlV94jd55pJpTcC61/H9r6qQfz/78NgT+q20VUkMUaM0U6EV1opFCeUx uRsZPudc9ytR8MQTRTAaNFzAZ4tPhntKV8AfUOaY= Content-Type: text/plain; charset=utf-8 List-Id: Production branch of FreeBSD source code List-Archive: https://lists.freebsd.org/archives/freebsd-stable List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-stable@freebsd.org X-BeenThere: freebsd-stable@freebsd.org Mime-Version: 1.0 (Mac OS X Mail 12.4 \(3445.104.21\)) Subject: Re: FreeBSD boot from root pool larger than 1Tb/cannot read MOS/all block copies unavailable From: Charles Sprickman In-Reply-To: <2c2d774c-3677-c3b7-d099-71318743a434@zhegan.in> Date: Tue, 26 Apr 2022 20:10:46 -0400 Cc: freebsd-stable@freebsd.org X-Mao-Original-Outgoing-Id: 672711045.791908-0ab6b187bb482f94fcedd1f4a16d80e3 Content-Transfer-Encoding: quoted-printable Message-Id: <23BB62D2-CF27-4730-A19B-A110F3D9970E@bway.net> References: <2c2d774c-3677-c3b7-d099-71318743a434@zhegan.in> To: "Eugene M. Zheganin" X-Mailer: Apple Mail (2.3445.104.21) X-Rspamd-Queue-Id: 4Knzg05PZQz3NdX X-Spamd-Bar: ---- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=bway.net header.s=mail header.b=cq9qyesY; dmarc=pass (policy=quarantine) header.from=bway.net; spf=pass (mx1.freebsd.org: domain of spork@bway.net designates 216.220.96.28 as permitted sender) smtp.mailfrom=spork@bway.net X-Spamd-Result: default: False [-4.60 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; ARC_NA(0.00)[]; R_DKIM_ALLOW(-0.20)[bway.net:s=mail]; MID_RHS_MATCH_FROM(0.00)[]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; MV_CASE(0.50)[]; R_SPF_ALLOW(-0.20)[+ip4:216.220.96.28/32]; MIME_GOOD(-0.10)[text/plain]; NEURAL_HAM_LONG(-1.00)[-1.000]; DWL_DNSWL_LOW(-1.00)[bway.net:dkim]; TO_MATCH_ENVRCPT_SOME(0.00)[]; DKIM_TRACE(0.00)[bway.net:+]; RCPT_COUNT_TWO(0.00)[2]; DMARC_POLICY_ALLOW(-0.50)[bway.net,quarantine]; NEURAL_HAM_SHORT(-1.00)[-1.000]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; MLMMJ_DEST(0.00)[freebsd-stable]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:8059, ipnet:216.220.96.0/19, country:US]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[]; RCVD_IN_DNSWL_LOW(-0.10)[216.220.96.28:from] X-ThisMailContainsUnwantedMimeParts: N > On Apr 26, 2022, at 10:10 AM, Eugene M. Zheganin = wrote: >=20 > Hello, >=20 > recently I found another server that was running 12.x and became = unbootable because of the famous "cannot read MOS/all block copies = unavailable/etc" gptzfsboot message which can be randomly displayed when = boot blocks migrate beyond 1st Tb on a large root pool. Is this documented somewhere? I=E2=80=99m pretty sure I have a number of = servers that fit this description. How do boot blocks =E2=80=9Cmigrate=E2=80= =9D? Charles=