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Dec 1, 2025 · Backend Development
Why PHP Memory Grows in Long‑Running Workers and How to Fix It
In long‑running PHP processes, memory usage can steadily increase due to reference counting, circular references, unreleased resources, and default garbage‑collector settings; this article explains the underlying mechanisms, common leak sources, and provides practical debugging tips and best‑practice solutions such as explicit variable cleanup, GC tuning, process restarts, and memory‑efficient extensions.
Garbage CollectionPHPlong-running processes
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