HOW TO INSTALL GRUB2 EFI HOW TO
HOW TO INSTALL GRUB2 EFI INSTALL

# although we want console output going to the serial console, we don't # Remove firewalld it is required to be present for install/image building.Дnf -C -y remove firewalld -setopt='clean_requirements_on_remove=1' # this is installed by default but we don't need it in virt Ln -s /lib/systemd/system/multi-user.target /etc/systemd/system/default.target # setup systemd to boot to the right runlevelД®cho -n 'Setting default runlevel to multiuser text mode' # Add custom post scripts after the base post. # RH Insights client, for public cloud providers

HOW TO INSTALL GRUB2 EFI INSTALL

# Some things from we can do without in a minimal install # cherry-pick a few things from packages necessary for subscription management. # We need this image to be portable also, rescue mode isn't useful here. # This information is used by appliance-tools but Services -enabled=sshd,NetworkManager -disabled kdump,rhsmcertd Network -bootproto=dhcp -device=link -activate -onboot=on # Kickstart file to build Rocky Linux 8 KVM imageД«ootloader -timeout=1 -location=mbr -append='console=ttyS0 console=ttyS0,115200n8 no_timer_check crashkernel=auto net.ifnames=0' Create ks file and save it as /var/lib/libvirt/images/example.ks.Please refer to вЂњDiagnose StepsвЂќ section for sample Kickstart file. Thus we need to use Kickstart scripts to solve the above issue during installation.When creating Rocky Linux 8 image in UEFI mode, the /etc/grub2-efi.cfg doesnвЂ™t supported legacy mode by default.When creating Rocky Linux 8 image in legacy mode, then efi partition and /etc/grub2-efi.cfg will not be created.You can install Rocky Linux 8 VM on either CentOS 7 hypervisor or Rocky Linux 8 hypervisor and this solution has been verified on both hypervisors. Install image by using virt-install in legacy bios mode (do not use UEFI mode).Search -no-floppy -set efi -file /efi/redhat/grub.cfg # setup bios boot to reuse above efi grub file usr/sbin/parted -s /dev/vda disk_set pmbr_boot offД«ios boot setup. usr/sbin/grub2-mkconfig -o /etc/grub2-efi.cfg Part / -size=3995 -fstype=xfs -label=root -grow usr/bin/dd bs=512 count=10 if=/dev/zero of=/dev/vda Kickstart has to be used to install the Rocky Linux 8 VM.Д®dit Kickstart file to add the following sectionsД¬reate proper partitions.I created an Rocky Linux 8 image in legacy bios mode hypervisor and I want it to be used in UEFI mode hypervisor without modification.

HOW TO INSTALL GRUB2 EFI HOW TO

How to create an Rocky Linux 8 image which supports both UEFI and legacy bios mode.

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How to install grub2 efi