Tag: design-linux

All the articles with the tag "design-linux".

• System Design - How eBPF Works

  30 May, 2026

  How eBPF works in the Linux kernel: architecture, program types, the verifier, JIT compilation, maps for state sharing, helper functions, and real-world use cases in observability, networking, and security.

• System Design - How Linux io_uring Works

  15 May, 2026

  How Linux io_uring works: the submission and completion ring buffers, zero-copy I/O without system call overhead, kernel polling mode, and source code walkthrough from the liburing library.