php.ini の設定により動作が変化します。
Name | Default | Changeable | Changelog |
---|---|---|---|
mysqlnd.collect_statistics | "1" | PHP_INI_SYSTEM | Available since PHP 5.3.0. |
mysqlnd.collect_memory_statistics | "0" | PHP_INI_SYSTEM | Available since PHP 5.3.0. |
以下に設定ディレクティブに関する 簡単な説明を示します。
Enables the collection of various client statistics which can be accessed through mysqli_get_client_stats(), mysqli_get_connection_stats(), mysqli_get_cache_stats() and are shown in mysqlnd section of the output of the phpinfo() function as well.
This configuration setting enables all MySQL Native Driver statistics except those relating to memory management.
Enable the collection of various memory statistics which can be accessed through mysqli_get_client_stats(), mysqli_get_connection_stats(), mysqli_get_cache_stats() and are shown in mysqlnd section of the output of the phpinfo() function as well.
This configuration setting enables the memory management statistics within the overall set of MySQL Native Driver statistics.