Date: Mon, 1 Feb 2021 16:34:37 -0800 From: Tim Rice <tim@xinuos.com> To: freebsd-current@freebsd.org Subject: Re: How to setup ZFS mirrored boot device Message-ID: <e0eb73d3-6c64-dd7a-005c-41d9b465d1ec@xinuos.com> In-Reply-To: <2E851399-1EA1-4EAE-BE34-D497A932E2F7@via.net> References: <2E851399-1EA1-4EAE-BE34-D497A932E2F7@via.net>
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On 2/1/21 3:56 PM, joe mcguckin wrote: > I tried this but it=E2=80=99s not quite working. > > LSI controller flashed with IT firmware. > > 2) 1T SSD drives > > During the install process, I select to create a mirrored ZFS root. It = appears to be created=20 > and there is a zroot dataset. zpool status shows everythings ok. > > Now it gets interesting: > > I pull one drive after poweron but before FreeBSD starts - everything = boots ok, zpool status reports one drive missing and suggests that I repl= ace the missing drive and do a =E2=80=9Czpool online=E2=80=9D > I do so and zpool reports everything=E2=80=99s ok. > > Now lets reboot and just after Bios power on, pull drive 2. FreeBSD boo= ts until it wants to mount the root partition, can=E2=80=99t find it, dum= ps me into a menual drive selection prompt. > > Hmm, I thought the point of a mirror was that *either* drive could fail= . > > What am I doing wrong? You did wait for the resilver to complete after bringing the 1st drive back online before the 2nd test, right? > > Thanks, > > Joe > > > Joe McGuckin > ViaNet Communications > > joe@via.net > 650-207-0372 cell > 650-213-1302 office > 650-969-2124 fax > --=20 Tim Rice tim.rice@xinuos.com
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