Subsystems — 2 Technical Articles

Jan 6, 2026 · Fundamentals

How Massive Is the Linux Kernel? Code Line Counts, Subsystems, and a Learning Roadmap

This article examines the astonishing growth of the Linux kernel—detailing line counts, directory sizes, key subsystems, top contributors, and offers a structured approach and tool recommendations for effectively learning and navigating the kernel source.

Code StatisticsKernelLearning Guide

0 likes · 14 min read

How Massive Is the Linux Kernel? Code Line Counts, Subsystems, and a Learning Roadmap

Qunar Tech Salon

Dec 12, 2015 · Fundamentals

Linux Kernel Architecture Overview and Design Principles

This article explains why the Linux kernel has succeeded, describing its layered position in a computer system, the roles of virtualization and multitasking, the overall modular architecture, key data structures, and the design of core subsystems such as the process scheduler, memory manager, virtual file system, and network interface.

KernelLinuxOperating system

0 likes · 19 min read

Linux Kernel Architecture Overview and Design Principles