<?php
  $db = mysqli_connect("localhost", "root", null, "mysql");
  $result = mysqli_query($db, "SELECT * from user"); 
  $users = mysqli_fetch_all($result);

  $client_stats = mysqli_get_client_stats(); 
  echo "<pre>".print_r($client_stats,true)."</pre>";

  // You can also get stats per connection
  $conn_stats = mysqli_get_connection_stats($db); 
  echo "<pre>".print_r($conn_stats,true)."</pre>";