LXC
LXC (Linux Containers) is a lightweight virtualization technology that allows running multiple isolated Linux systems (containers) on a single host using the Linux kernel's cgroups and namespaces features. It provides operating-system-level virtualization, enabling efficient resource management and process isolation without the overhead of full virtual machines. LXC is commonly used for creating secure, portable environments for applications, testing, and development.
Developers should learn LXC when they need lightweight, fast containerization for applications that require isolation but not the full overhead of VMs, such as in DevOps for continuous integration, testing environments, or microservices deployment. It's particularly useful in scenarios where resource efficiency and quick startup times are critical, like in cloud infrastructure or embedded systems, and serves as a foundational technology for understanding modern container platforms like Docker.