https://pecl.php.net/package/xhprof
需要 xhprof_html 、xhprof_lib 两个文件夹，开启xhprof扩展
开始
if(function_exists('xhprof_enable')){
xhprof_enable(XHPROF_FLAGS_NO_BUILTINS + XHPROF_FLAGS_CPU + XHPROF_FLAGS_MEMORY);
}
结束
$xhprof_data = xhprof_disable();
$xhprof_path = __DIR__;
include_once $xhprof_path . "/xhprof_lib/utils/xhprof_lib.php";
include_once $xhprof_path . "/xhprof_lib/utils/xhprof_runs.php";
$xhprof_runs = new XHProfRuns_Default();
$n_name = '';
global $g_user_id;
$n_name = $_SERVER['SERVER_NAME'];
$n_name .= $_SERVER['REQUEST_URI'];
$n_name = str_replace('/','@',$n_name);
$run_id = $xhprof_runs->save_run($xhprof_data, $n_name);