The two Operating Systems that dropped in as a replacement for CentOS are AlmaLinux and RockyLinux. Deploying AlmaLinux and RockyLinux on Cloud or Bare-metal servers is free of charge. Both Operating Systems are based on RHEL source code with frequent security updates and large community support.

In this article we explain how you can easily change the default kernel in GRUB for RHEL and CentOS 7 Servers.