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Linux Kernel Overview

Linux Kernel Overview

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Detailed Overview of the Linux Kernel

  1. Linux Kernel Overview Description: Introduction to the Linux kernel, its purpose, and its significance.

2. Architecture of the Linux Kernel
Monolithic Kernel

(2.1): Explanation of the monolithic architecture of the Linux kernel.
Kernel Space vs User Space
(2.2): Difference between kernel space and user space.

Kernel Mode (2.2.1): Execution mode with full access to hardware.
User Mode (2.2.2): Restricted execution mode for user applications.

3. Main Components of the Linux Kernel
Process Management
(3.1): How the Linux kernel manages processes.
Scheduling
(3.1.1): Techniques and algorithms for scheduling processes.
System Calls
(3.1.2): Interface between user applications and the kernel.
Memory Management
(3.2): Management of memory resources by the Linux kernel.
Virtual Memory
(3.2.1): Concept of virtual memory and its implementation.
Physical Memory
(3.2.2): Management of physical memory.
File Systems
(3.3): Handling of file systems by the Linux kernel.
VFS (Virtual File System)
(3.3.1): Abstraction layer that provides a common interface to different file systems.
Device Drivers
(3.4): Software modules that allow the kernel to interact with hardware devices.
Network Management
(3.5): Management of networking functionalities by the Linux kernel.
Socket Interface
(3.5.1): API for network communication.
Security Management
(3.6): Security features and mechanisms in the Linux kernel.
Security Modules
(3.6.1): Loadable kernel modules for enhancing security (e.g., SELinux).

  1. Kernel Development

Versioning
(4.1): Understanding the versioning scheme of the Linux kernel.
Contribution Process
(4.2): How to contribute to the Linux kernel development.

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