Changeset 9284 for sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/jobs/class-manager.php

Timestamp:

11/20/2019 06:59:20 AM (4 years ago)

Author:

dd32

Message:

Plugin Directory: Cron Jobs: Clear the Memcache cache within WordPress after processing lots of posts to allow Jetpack Sync to have some memory free.

This avoids plenty of post-shutdown fatals in cron tasks WordPress.org is currently experiencing and consolidates such code to a single instance.

File:

• sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/jobs/class-manager.php (modified) (1 diff)

sites/trunk/wordpress.org/public_html/wp-content/plugins/plugin-directory/jobs/class-manager.php

@@ -310 +310 @@
     }
 
+    /**
+     * Clear caches for memory management.
+     *
+     * @static
+     * @global \wpdb            $wpdb
+     * @global \WP_Object_Cache $wp_object_cache
+     */
+    public static function clear_memory_heavy_variables() {
+        global $wpdb, $wp_object_cache;
+
+        $wpdb->queries = [];
+
+        if ( is_object( $wp_object_cache ) ) {
+            $wp_object_cache->cache          = [];
+            $wp_object_cache->group_ops      = [];
+            $wp_object_cache->memcache_debug = [];
+        }
+    }
 
 }