What are the main features of RHEL?

Red Hat Enterprise Linux (RHEL) is a powerful operating system with a wide range of features designed to meet the needs of enterprise environments. Some of the main features of RHEL include:

1. Stability and Reliability: RHEL is known for its stability and reliability, making it suitable for mission-critical workloads. It undergoes extensive testing and certification processes to ensure a high level of quality.

2. Long-Term Support (LTS): RHEL offers long-term support cycles, typically up to 10 years, providing customers with a stable platform for their applications and infrastructure.

3. Security: RHEL incorporates robust security features, including Security-Enhanced Linux (SELinux), which provides mandatory access controls (MAC) to enforce security policies, and integrated firewall management tools like firewalld.

4. Scalability: RHEL is designed to scale from single-server deployments to large, complex environments. It supports a wide range of hardware architectures and configurations, including bare-metal servers, virtual machines, and cloud instances.

5. Performance: RHEL is optimized for performance, offering efficient resource utilization and performance tuning capabilities. It includes performance monitoring tools and optimizations to maximize system throughput and responsiveness.

6. Manageability: RHEL provides comprehensive management tools for system administrators, including graphical and command-line interfaces for system configuration, monitoring, and troubleshooting. Tools like Cockpit provide a web-based interface for managing multiple systems from a central location.

7. Containerization and Orchestration: RHEL includes support for containerization technologies such as Docker and container orchestration platforms like Kubernetes. It provides tools for building, deploying, and managing containerized applications at scale.

8. Application Compatibility: RHEL maintains compatibility with a wide range of software applications and libraries, ensuring that enterprise applications can run seamlessly on the platform. It supports multiple programming languages, development frameworks, and databases.

9. Lifecycle Management: RHEL offers tools and services for managing the lifecycle of software deployments, including version upgrades, patch management, and system provisioning. Subscriptions provide access to regular updates, security patches, and technical support.

10. Ecosystem and Support: RHEL benefits from a large ecosystem of certified hardware, software, and cloud providers, ensuring compatibility and interoperability with third-party solutions. Red Hat provides comprehensive support, training, and consulting services to help customers maximize the value of their RHEL deployments.