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centos_7_migration_notes [2019/05/01 11:32] – juckins | centos_7_migration_notes [2019/05/05 18:42] – juckins |
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* vi grub | * vi grub |
* remove "rhgb quiet" from the GRUB_CMDLINE_LINUX call | * remove "rhgb quiet" from the GRUB_CMDLINE_LINUX call |
* add "vga=0x317" to the GRUB_CMDLINE_LINUX call for better screen resolution (or 0x34b for 1920x1200x8, or vga=ask to see all available resolutions) | * add "vga=0x317" to the GRUB_CMDLINE_LINUX call for better screen resolution (try 0x34b for 1920x1200x8 or 0x34c for 1920x1200x16, or vga=ask to see all available resolutions) |
* comment out this line: GRUB_TERMINAL_OUTPUT="console" | * comment out this line: GRUB_TERMINAL_OUTPUT="console" |
* add this line: GRUB_BACKGROUND="/boot/grub2/splash.png" | * add this line: GRUB_BACKGROUND="/boot/grub2/splash.png" |
* Ensure it is rw-r-r permissions | * Ensure it is rw-r-r permissions |
* [[http://192.168.1.14/dokuwiki/lib/exe/fetch.php?media=splash.png|Upload this image]] to the directory noted above | * [[http://192.168.1.14/dokuwiki/lib/exe/fetch.php?media=splash.png|Upload this image]] to the directory noted above |
* For VM/BIOS-based installs, as root: grub2-mkconfig -o /boot/grub2/grub.cfg | * For VM/BIOS-based installs, as root: grub2-mkconfig -o /boot/grub2/grub.cfg (Dell XPS 8930) |
* For UEFI-based installs, as root: grub2-mkconfig -o /boot/efi/EFI/centos/grub.cfg | * For UEFI-based installs, as root: grub2-mkconfig -o /boot/efi/EFI/centos/grub.cfg |
* More info at [[https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/7/html/System_Administrators_Guide/sec-Customizing_the_GRUB_2_Configuration_File.html|Customizing the Grub2 Config File]] and [[https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/7/html/Desktop_Migration_and_Administration_Guide/GRUB.html|RHEL7 GRUB Guide]] | * More info at [[https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/7/html/System_Administrators_Guide/sec-Customizing_the_GRUB_2_Configuration_File.html|Customizing the Grub2 Config File]] and [[https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/7/html/Desktop_Migration_and_Administration_Guide/GRUB.html|RHEL7 GRUB Guide]] |