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In the world of operating systems, particularly those rooted in Linux, kernel updates are a crucial part of maintaining software integrity, security, and functionality. For businesses and developers operating in server environments, minimizing downtime during these updates becomes paramount. This has led to the advancement of techniques such as live patching – a method to apply updates to the kernel without needing to reboot the system. Let's explore how two popular distributions, CloudLinux and Ubuntu, handle this innovative feature. Live patching is a technology that allows system administrators to patch kernel vulnerabilities in real-time while the kernel is still running.