wget http://xdebug.org/files/xdebug-2.3.3.tgz
tar zvfx xdebug-2.3.3.tgz
cd xdebug-2.3.3
/usr/local/php-5.5.18/bin/phpize
./configure --with-php-config=/usr/local/php-5.5.18/bin/php-config
make
make install
cd ..
vim /usr/local/php-5.5.18/etc/php.ini
#----------------------------------------------
zend_extension=xdebug.so
xdebug.profiler_enable=on
xdebug.trace_output_dir="/data/logs/xdebug/"
xdebug.profiler_output_dir="/data/logs/xdebug/"
#----------------------------------------------
git clone https://github.com/jokkedk/webgrind.git
vim config.php
#------------------------------------------------------
static $storageDir = '/data/logs/xdebug';
static $profilerDir = '/data/logs/xdebug';
static $pythonExecutable = '/usr/bin/python';
static $dotExecutable = '/usr/bin/dot';
#------------------------------------------------------
安装图形绘制工具
yum install -y graphviz*
参考文档：http://blog.aboutc.net/profiling/18/php-profiler-xdebug-webgrind