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Nov 12, 2024 · Backend Development
Analysis of Process Mutual Exclusion in PHP and Automatic Semaphore Release
This article explains how a PHP script uses a named semaphore for process mutual exclusion, demonstrates why a second concurrent process can acquire the semaphore after the first finishes, and clarifies that PHP automatically releases held semaphores when a process terminates.
Semaphoreconcurrencyphp
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