Apr 15, 2026 · Operations

How LVS Achieves Million‑Connection Load Balancing with Kernel‑Level Zero Copy

This article explains how Linux Virtual Server (LVS) uses kernel‑space packet forwarding, zero‑copy techniques, IPVS layer‑4 routing, horizontal scaling, and Linux kernel tuning to support million‑level concurrent connections in large‑scale architectures.

IPVSLVSLinux Tuning

0 likes · 4 min read

How LVS Achieves Million‑Connection Load Balancing with Kernel‑Level Zero Copy

Deepin Linux

Apr 10, 2026 · Fundamentals

Unlocking Linux Networking: The Essential Role of sk_buff Explained

sk_buff is the backbone of Linux’s network stack, handling packet storage, metadata, memory management and protocol‑layer interactions; this article dissects its structure, pointer model, core operations, packet lifecycle, practical code examples, and common pitfalls such as memory shortage, data loss and performance bottlenecks.

Memory ManagementNetwork Stackkernel networking

0 likes · 54 min read

Unlocking Linux Networking: The Essential Role of sk_buff Explained