Memory Leaks in PHP: Detection, Prevention, Tooling
summary
Practical techniques for tracking and preventing memory leaks in PHP command-line programs and worker processes, including using memory_get_usage() with $real_usage, understanding copy-on-write behavior, and avoiding cyclic references. Demonstrates tools and patterns such as effective code decomposition, WeakReference and WeakMap, and concrete monitoring strategies for console commands and workers.
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chapters (10)
- 0:00Introduction
- 3:37PHP memory issues 2020
- 10:37Symfony Console progress bar
- 17:31Actual allocated memory
- 20:21Generator data handling
- 22:49Cyclic references and GC
- 28:47Memory leaks in services
- 31:58WeakReference and WeakMap
- 32:39Memory control in workers
- 35:08Profiling tools
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