array(7) {
  ["opcache_enabled"]=>
  bool(true)
  ["cache_full"]=>
  bool(false)
  ["restart_pending"]=>
  bool(false)
  ["restart_in_progress"]=>
  bool(false)
  ["memory_usage"]=>
  array(4) {
    ["used_memory"]=>
    int(45293264)
    ["free_memory"]=>
    int(68934400)
    ["wasted_memory"]=>
    int(19990064)
    ["current_wasted_percentage"]=>
    float(14.893758296967)
  }
  ["interned_strings_usage"]=>
  array(4) {
    ["buffer_size"]=>
    int(6291008)
    ["used_memory"]=>
    int(6291008)
    ["free_memory"]=>
    int(0)
    ["number_of_strings"]=>
    int(94306)
  }
  ["opcache_statistics"]=>
  array(13) {
    ["num_cached_scripts"]=>
    int(1200)
    ["num_cached_keys"]=>
    int(1209)
    ["max_cached_keys"]=>
    int(7963)
    ["hits"]=>
    int(25623313)
    ["start_time"]=>
    int(1777083201)
    ["last_restart_time"]=>
    int(0)
    ["oom_restarts"]=>
    int(0)
    ["hash_restarts"]=>
    int(0)
    ["manual_restarts"]=>
    int(0)
    ["misses"]=>
    int(1969)
    ["blacklist_misses"]=>
    int(0)
    ["blacklist_miss_ratio"]=>
    float(0)
    ["opcache_hit_rate"]=>
    float(99.99231618212)
  }
}