OPcache
PHP bytecode cache that stores precompiled script bytecode in memory, eliminating the need to parse PHP files on each request.
How it works
PHP bytecode cache that stores precompiled script bytecode in memory, eliminating the need to parse PHP files on each request.
In WordPress
OPcache significantly improves WordPress performance. Most production PHP installations have it enabled by default.
WP HealthKit checks for OPcache-related vulnerabilities automatically
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