nikdow

<p>Use this plugin to display detailed information about your server’s OPCache, including memory utilisation, list of all scripts cached and a useful memory utilisation visualisation based on the file system tree.</p>
<p>This plugin is based on https://github.com/rlerdorf/opcache-status which is for general PHP use, we have turned it into a WordPress plugin for ease of installation. Apart from some rearrangement of scripts to suit WP load conventions, the code is to date unaltered. WordPress capability ‘activate_plugins’ is required to see it in the admin menu and to run it.</p>
<p>After you install and activate this plugin, look in the admin Tools menu for OPCache.</p>


OPCache Scripts

Use this plugin to display detailed information about your server’s OPCache, including memory utilisation, and a list of all scripts cached.

Danila Vershinin

<p>This plugin clears OPcache after updating WordPress core, themes, and files.<br />
Unlike other plugins, it is also compatible with <a href="https://www.getpagespeed.com/server-setup/performance-friendly-wordpress-updates" rel="nofollow ugc">WordPress updates made by Linux cron</a>.</p>
<h3>Features</h3>
<ul>
<li>Automatic OPcache reset after plugin/theme/core updates</li>
<li>Clears both memory-based and file-based OPcache</li>
<li>Works with cron-based WordPress updates (CLI context)</li>
<li>WP-CLI commands for manual OPcache management</li>
<li>Zero external dependencies (optional cachetool support)</li>
</ul>
<h3>Configuration</h3>
<p>The plugin works automatically for web-based updates. For CLI-based updates (cron, WP-CLI), configure your PHP-FPM socket:</p>
<p><strong>Option 1: Create <code>.cachetool.yml</code> in your WordPress root:</strong></p>
<pre><code>adapter: fastcgi
fastcgi: /run/php-fpm/www.sock
</code></pre>
<p><strong>Option 2: Use cachetool binary</strong> (if installed in PATH)</p>
<h3>WP-CLI Commands</h3>
<p>Reset OPcache from the command line:</p>
<pre><code>wp opcache reset
</code></pre>
<p>Show OPcache status and statistics:</p>
<pre><code>wp opcache status
</code></pre>
<p>Output status as JSON:</p>
<pre><code>wp opcache status --format=json
</code></pre>


OPcache Reset

Automatic OPcache reset for WordPress. Invalidates both in-memory and file-based OPCache upon upgrading WordPress.

OPCache Scripts vs OPcache Reset