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 (7 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 = [];
+                }
+        }
 
 }