The article outlines how video container formats such as AVI, MOV, MP4, WMV, RM, FLV and MKV package encoded streams, then explains H.264 encoding fundamentals—including I‑, P‑, B‑frames, macroblocks, GOP structure, and NAL units like SPS and PPS that define parameters for efficient compression and transport.
This article explains Varnish's caching mechanism, architecture, VCL configuration, request handling, load‑balancing setup, and static‑dynamic separation techniques, providing practical examples and diagrams to help reduce backend load and improve user experience.
This article provides a comprehensive overview of Varnish, covering its high‑performance caching architecture, core processes, built‑in VCL functions, variable usage across request handling stages, and practical configuration examples for optimizing web server response speed.
Varnish is a high‑performance open‑source reverse proxy and HTTP accelerator that outperforms Squid through in‑memory caching, multi‑process architecture, and flexible VCL scripting; this guide covers its advantages, disadvantages, configuration, VCL syntax changes, request handling flow, and practical deployment examples.
This article provides a comprehensive, hands‑on tutorial for installing Varnish on CentOS, configuring its caching behavior with VCL, and customizing backend definitions, complete with command‑line examples and a detailed explanation of each VCL function.
