PHP Opcache Explained
Explore the inner workings of PHP's OPCache mechanism in this comprehensive PHP UK Conference talk. Delve into the details of how OPCache functions, its impact on PHP, and optimal setup strategies for maximum performance and stability. Gain a thorough understanding of PHP's engine, its virtual machine, and the intricate interactions between OPCache and PHP's complex architecture. Learn about opcode caching, shared memory usage, PHP opcodes, compilation processes, and various optimization techniques. Discover the OPCache API, essential settings, statistics, and keys. Understand the importance of cache consistency, restart scenarios, and logging. By the end of this talk, acquire a complete understanding of OPCache and its role in accelerating PHP applications.