Linux GRUB parameters configure various kernel options at boot time, often these are needed to get the best performance out of a system
Add the kernel parameters to GRUB "GRUB_CMDLINE_LINUX" option:
nano /etc/default/grub
Regenerate the grub files for both BIOS and UEFI bootloaders
grub2-mkconfig -o /boot/grub2/grub.cfg grub2-mkconfig -o /boot/efi/EFI/redhat/grub.cfg
Reboot the system for changes to take affect
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