Flush Cache Cron is a module for Drupal 7 to manually flush the cache and for set the cache flushing during the cron, this module only flushes the cache without rebuilding the system bootstrap. The module empties the tables: cache cache_block cache_filter cache_form cache_menu cache_page cache_path cache_views cache_views_data Here there is the code: <?php function flush_cache_cron() { try { $core = array('cache', 'cache_block', 'cache_filter', 'cache_form', 'cache_menu', 'cache_page', 'cache_path', 'cache_views', 'cache_views_data'); foreach($core as $table) { cache_clear_all('*', $table, TRUE); } } catch (Exception $e) { return $e; } return NULL; } function flush_cache_cron_cron() { // Interval defaults to 10800s = 3h. $interval = flush_cache_cron_interval(); // Set interval to 0 to...