Mysqlnd
PHP Manual

実行時設定

php.ini の設定により動作が変化します。

MySQL Native Driver Configuration Options
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.
PHP_INI_* モードの詳細および定義については どこで設定を行うのか を参照してください。

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。

mysqlnd.collect_statistics boolean

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.

mysqlnd.collect_memory_statistics boolean

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.


Mysqlnd
PHP Manual