xhprof

#官网下载
http://pecl.php.net/package/xhprof
tar zxf xhprof-0.9.2.tgz
 
cd xhprof-0.9.2/extension/
 
sudo phpize
./configure --with-php-config=/usr/local/php/bin/php-config
sudo make
sudo make install
 
#php.ini
[xhprof]
extension=xhprof.so;
; directory used by default implementation of the iXHProfRuns
; interface (namely, the XHProfRuns_Default class) for storing
; XHProf runs.
;
;xhprof.output_dir=<directory_for_storing_xhprof_runs>
xhprof.output_dir=/tmp/xhprof

php中的代码:

xhprof_enable(XHPROF_FLAGS_CPU + XHPROF_FLAGS_MEMORY);
/** monitor begin */
include 'common.php';
$host = '127.0.0.1';
$port = 11216;
$objMc = new Memcache();
$objMc->addServer( $host,$port,true,1,1,15,true );
$key = 'test';
$value = file_get_contents( 'b.js' );
$str = md5( $value );
dump( $str );
$objMc->set( $key,$value ); 
md5(base64_encode(pack('N6', mt_rand(), mt_rand(), mt_rand(), mt_rand(), mt_rand(), uniqid())));
$rs = $objMc->get( $key );
dump( md5( $rs ) );
dump($rs) ;
$data = xhprof_disable();
include_once "xhprof_lib/utils/xhprof_lib.php"; 
include_once "xhprof_lib/utils/xhprof_runs.php"; 
$objXhprofRun = new XHProfRuns_Default();
$run_id = $objXhprofRun->save_run($data, 'memcache');
/** monitor end */
dump( $run_id );
exit;