From nobody Wed Nov 09 20:19:23 2022 X-Original-To: current@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 4N6xC234gBz4XHr5 for ; Wed, 9 Nov 2022 20:19:26 +0000 (UTC) (envelope-from pmh@hausen.com) Received: from mail2.pluspunkthosting.de (mail2.pluspunkthosting.de [217.29.33.228]) (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 4N6xC21zSHz416p; Wed, 9 Nov 2022 20:19:26 +0000 (UTC) (envelope-from pmh@hausen.com) Authentication-Results: mx1.freebsd.org; none Received: from smtpclient.apple (87.138.185.145) by mail2.pluspunkthosting.de (Axigen) with (ECDHE-RSA-AES256-GCM-SHA384 encrypted) ESMTPSA id 05078A; Wed, 9 Nov 2022 21:19:24 +0100 Content-Type: text/plain; charset=us-ascii List-Id: Discussions about the use of FreeBSD-current List-Archive: https://lists.freebsd.org/archives/freebsd-current List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-current@freebsd.org Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3696.120.41.1.1\)) Subject: Re: changes to the zfs boot (was: Re: git: 72a1cb05cd23 - main - rc(8): Add a zpoolupgrade rc.d script) From: "Patrick M. Hausen" In-Reply-To: <20221109211523.Horde.3dLzlxI4V6n_crjLsz_d08E@webmail.leidinger.net> Date: Wed, 9 Nov 2022 21:19:23 +0100 Cc: Warner Losh , marklmi@yahoo.com, tsoome@freebsd.org, lwhsu@freebsd.org, current@freebsd.org Content-Transfer-Encoding: quoted-printable Message-Id: <63316DBD-FFB7-44BA-ADD3-CACBE715518D@hausen.com> References: <202211070339.2A73dJlO027991@gitrepo.freebsd.org> <20221107121514.Horde.nulS9Wg1s3yzAsXXkuJRBa9@webmail.leidinger.net> <20221108105053.Horde.eqgFiBJe2ngGAj6BkXcv5-Z@webmail.leidinger.net> <20221109134610.Horde.JB7ibQTWprHbmIUfhg7JY7f@webmail.leidinger.net> <460205F9-5D59-4033-813B-C34E01BFD6C4@hausen.com> <20221109204509.Horde.lh5parVrWDSJ7kQCFa64hqe@webmail.leidinger.net> <5AFBB434-BB3B-4B5A-AB32-11DAFD03A2AD@hausen.com> <20221109205846.Horde.Rm5dcHB7p4mSbfFmxReYEDW@webmail.leidinger.net> <6C570897-1C17-43EF-A19C-0F50DA2669B0@hausen.com> <20221109211523.Horde.3dLzlxI4V6n_crjLsz_d08E@webmail.leidinger.net> To: Alexander Leidinger X-Mailer: Apple Mail (2.3696.120.41.1.1) X-Rspamd-Queue-Id: 4N6xC21zSHz416p X-Spamd-Bar: ---- X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:16188, ipnet:217.29.32.0/20, country:DE] X-ThisMailContainsUnwantedMimeParts: N Hi, > Am 09.11.2022 um 21:15 schrieb Alexander Leidinger = : > Quoting "Patrick M. Hausen" (from Wed, 9 Nov 2022 = 21:02:52 +0100): >> Yet, I made it a habit to whenever I see this message: >>=20 >> ----------- >> status: Some supported features are not enabled on the pool. The pool = can >> still be used, but some features are unavailable. >> action: Enable all features using 'zpool upgrade'. Once this is done, >> the pool may no longer be accessible by software that does not = support >> the features. See zpool-features(7) for details. >> ----------- >>=20 >> to do a "zpool upgrade" after some time of burn in followed by an = update of the >> boot loader. >>=20 >> I desire to know if that is in fact dangerous. >=20 > Ugh. This changed. It is indeed dangerous now. I just tested it with a = non-root pool which didn't had all flags enabled. "zpool upgrade " = will now enable all features. I know. But until now I assumed that features *enabled* but not *used* = were not impeding booting. And that for all others the boot loader was supposed to keep track. Kind regards, Patrick=