Date: Fri, 1 Dec 2023 15:01:20 -0700 From: Warner Losh <imp@bsdimp.com> To: mike tancsa <mike@sentex.net> Cc: FreeBSD-STABLE Mailing List <freebsd-stable@freebsd.org> Subject: Re: EFI and zfs raid mirror partial fail (14.0 and RELENG_13) Message-ID: <CANCZdfoKNDhxTY-mZP78YVyvBwyQA=gw7Y0pyR1yC4Y8ZDuowA@mail.gmail.com> In-Reply-To: <e9f9acd5-6490-4b6d-8cce-a8d7826fe86c@sentex.net> References: <c9969fde-3653-43ce-a1f0-322e2dc4a77b@sentex.net> <e9f9acd5-6490-4b6d-8cce-a8d7826fe86c@sentex.net>
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--0000000000003db61e060b79e91b Content-Type: text/plain; charset="UTF-8" On Fri, Dec 1, 2023, 2:54 PM mike tancsa <mike@sentex.net> wrote: > On 12/1/2023 3:38 PM, mike tancsa wrote: > > Was testing out a zfs mirror install and noticed that the install > > process correctly sets up the same partition scheme on both drives, > > but only formats and installs the efi boot files on the one disk. For > > a proper mirror and protection, should not the second disk also have > > the ability to boot ? > > > > Also a little problematic is that the fstab has /dev/gtp/efiboot0 > > mount automatically. I would think it would be better to optionally > > mount this. Otherwise, if that disk died, it would be stuck in single > > user mode since it cant mount that disk. > > > Should have looked at open PRs. There is one from a while ago > > https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=258987 I think you are right. Getting redundancy right is hard. We've not set a pattern to use and updated our tooling to cope with it... Warner > > --0000000000003db61e060b79e91b Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable <div dir=3D"auto"><div><br><br><div class=3D"gmail_quote"><div dir=3D"ltr" = class=3D"gmail_attr">On Fri, Dec 1, 2023, 2:54 PM mike tancsa <<a href= =3D"mailto:mike@sentex.net" target=3D"_blank" rel=3D"noreferrer">mike@sente= x.net</a>> wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"ma= rgin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">On 12/1/2023 3= :38 PM, mike tancsa wrote:<br> > Was testing out a zfs mirror install and noticed that the install <br> > process correctly sets up the same partition scheme on both drives, <b= r> > but only formats and installs the efi boot files on the one disk. For = <br> > a proper mirror and protection, should not the second disk also have <= br> > the ability to boot ?<br> ><br> > Also a little problematic is that the fstab has /dev/gtp/efiboot0 <br> > mount automatically.=C2=A0 I would think it would be better to optiona= lly <br> > mount this. Otherwise, if that disk died, it would be stuck in single = <br> > user mode since it cant mount that disk.<br> ><br> Should have looked at open PRs. There is one from a while ago<br> <br> <a href=3D"https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D258987" rel= =3D"noreferrer noreferrer noreferrer" target=3D"_blank">https://bugs.freebs= d.org/bugzilla/show_bug.cgi?id=3D258987</a></blockquote></div></div><div di= r=3D"auto"><br></div><div dir=3D"auto">I think you are right. Getting redun= dancy right is hard. We've not set a pattern to use and updated our too= ling to cope with it...</div><div dir=3D"auto"><br></div><div dir=3D"auto">= Warner</div><div dir=3D"auto"><br></div><div dir=3D"auto"><div class=3D"gma= il_quote"><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;bord= er-left:1px #ccc solid;padding-left:1ex"><br> <br> </blockquote></div></div></div> --0000000000003db61e060b79e91b--
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