How to change the GRUB2 menu for the RHEL7 installation via USB boot on the server with UEFI enabled
Issue
- I'm trying to customize the installation DVD to change the
GRUB2menu and the boot parameter. UEFIis enabled on the server, and USB flash media is used for booting.- The installation media was customized by following [1].
- USB boot media was created with the customized installation ISO image upon [2].
- I modified
/EFI/BOOT/grub.cfgfor the purpose, but the installer didn't show the modifiedGRUB2menu.
[1] https://access.redhat.com/solutions/60959
[2] https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/installation_guide/sect-making-usb-media#sect-making-usb-media-linux
Environment
Red Hat Enterprise Linux 7
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