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 ;