Re: SOLVED - Re: Deb10 installer can't install grub

2021-03-07 Thread Nicholas Geovanis
On Sun, Mar 7, 2021 at 7:03 AM Dave Sherohman wrote: > On Wed, Mar 03, 2021 at 10:28:34AM -0500, Marc Auslander wrote: > > One potential gotcha. When you boot from an mdadm file system containing > > /boot/grub, grub will not write to the file system. In particular, it > will > > not update

Re: SOLVED - Re: Deb10 installer can't install grub

2021-03-07 Thread Dave Sherohman
On Wed, Mar 03, 2021 at 10:28:34AM -0500, Marc Auslander wrote: > One potential gotcha. When you boot from an mdadm file system containing > /boot/grub, grub will not write to the file system. In particular, it will > not update grub/grubenv even if you have a save_env line in grub.cfg. So if >

Re: SOLVED - Re: Deb10 installer can't install grub

2021-03-03 Thread Marc Auslander
On 3/3/2021 6:30 AM, Dave Sherohman wrote: Based on this, I'm guessing that the original problem was that the installer forgot to include mdadm support in its grub options, even though it was configured with an mdadm boot device. And then I missed a couple steps after adding mdadm support, so

SOLVED - Re: Deb10 installer can't install grub

2021-03-03 Thread Dave Sherohman
So, after my last message, I ran across a general mdadm setup guide at https://raid.wiki.kernel.org/index.php/Setting_up_a_(new)_system and, in the "booting" section of that document, it said to add GRUB_CMDLINE_LINUX="domdadm" to /etc/default/grub. Didn't have that, so I added it, did the checks