From cf98eca0efda55539138fb31ea209a63aee47272 Mon Sep 17 00:00:00 2001 From: ebner Date: Thu, 9 Feb 2023 14:32:10 +0100 Subject: [PATCH] add note for efi boot --- rhel8/installation.md | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/rhel8/installation.md b/rhel8/installation.md index b1350265..851ef7c5 100644 --- a/rhel8/installation.md +++ b/rhel8/installation.md @@ -17,6 +17,22 @@ Start the machine and select network boot (if not already the default), then you There select "Install Red Hat Enterprise Linux 8.7" ![Grub menu selection for iPXE](installation/grub_select.png) + +__NOTE:__ After the installation the boot order will be changed to localboot again! So if you reinstall make sure that you re-set the bootorder via the efi menu or the commandline: https://linux.die.net/man/8/efibootmgr +``` +[root@lx-test-02 ~]# efibootmgr +BootCurrent: 0004 +BootOrder: 0004,0002,0000,0001,0003 +Boot0000* EFI Virtual disk (0.0) +Boot0001* EFI VMware Virtual SATA CDROM Drive (0.0) +Boot0002* EFI Network +Boot0003* EFI Internal Shell (Unsupported option) +Boot0004* Red Hat Enterprise Linux + +[root@lx-test-02 ~]# efibootmgr --bootorder 2,4,0,1,3 +``` +(there is no need to have the leading 000 ) + ### Installation with Legacy BIOS Start the machine and select network boot (if not already the default), then you get following menu: ![PXE default menu](installation/pxe_default.png)