I've looked at this before. To my knowledge, there is not a really good solution. Kees Cook described the problem and some options https://outflux.net/blog/archives/2018/04/19/uefi-booting-and-raid1/ .
It'd be nice if there was a supported "right way" to do this. On Sat, Aug 10, 2019 at 9:47 PM Leroy Tennison <le...@datavoiceint.com> wrote: > I have tried unsuccessfully so far to set up software RAID 1 while > installing 16.04 or 18.04. I was able to get install to finish a 16.04 > install by manually creating a EFI partition during the process but the > system won't boot (HP DL380 Gen 10). In doing research I'm seeing that the > EFI specification doesn't address mirroring. However, references were in > the Ubuntu 12.04 era. > > > Is this still true? Can I have both EFI boot and RAID 1 for the EFI > partition? > > > If the install is successful are there things I can check/correct to get a > successful boot? > > > This is being set up for a customer at a remote site, is it even advisable > to do RAID 1 on UEFI or is it best to do legacy BIOS for support reasons. > > > Thanks for your help. > > Harriscomputer > > > *Register now for the dataVoice User Conference, October 9-11 at the > Gaylord Rockies in Denver, CO.* > *To register click **Here* <https://www.harriscomputer.com/en/events/> > > > *Leroy Tennison*Network Information/Cyber Security Specialist > E: le...@datavoiceint.com > > > 2220 Bush Dr > McKinney, Texas > 75070 > www.datavoiceint.com <http://www..com> > > This message has been sent on behalf of a company that is part of the > Harris Operating Group of Constellation Software Inc. These companies are > listed here <http://subscribe.harriscomputer.com/>. > > If you prefer not to be contacted by Harris Operating Group please notify > us <http://subscribe.harriscomputer.com/>. > > > > This message is intended exclusively for the individual or entity to which > it is addressed. This communication may contain information that is > proprietary, privileged or confidential or otherwise legally exempt from > disclosure. If you are not the named addressee, you are not authorized to > read, print, retain, copy or disseminate this message or any part of it. If > you have received this message in error, please notify the sender > immediately by e-mail and delete all copies of the message. > > > -- > ubuntu-server mailing list > ubuntu-server@lists.ubuntu.com > https://lists.ubuntu.com/mailman/listinfo/ubuntu-server > More info: https://wiki.ubuntu.com/ServerTeam
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