PHP XHProf

• XHProf

• XHProf

• XHProf PHP CPU C xhprof Zend

• XHProf facebook php Xdebug profile callgraph / XHProfd XHProf

• XHProf

• XHProf

• xhprof-0.9.2.tgz

• graphviz-2.24.0.tar.gz

• XHProf

• ~

• PHP.ini

• PHP

• XHProf

# wget http://pecl.php.net/get/xhprof-0.9.2.tgz # tar zxf xhprof-0.9.2.tgz # cd xhprof-0.9.2 # cp -r xhprof_html xhprof_lib /var/www/www.test.com/ # cd extension/ # /usr/local/php/bin/phpize # ./configure with-php-config=/usr/local/php/bin/php-config # make && make install

• XHProf

[xhprof] extension="/usr/local/php/lib/xhprof.so" xhprof.output_dir=/var/www/xhprof

# wget http://www.graphviz.org/pub/graphviz/stable/SOURCES/graphviz-2.24.0.tar.gz # tar zxf graphviz-2.24.0.tar.gz # cd graphviz-2.24.0 # ./configure # make && make install

• Graphviz

PHP diff CPU XHProf PHP if (mt_rand(1, 10000) == 1) { xhprof_enable(XHPROF_FLAGS_MEMORY); $xhprof_on = true; } request ( ) if ($xhprof_on) { // stop profiler $xhprof_data = xhprof_disable(); // save $xhprof_data somewhere (say a central DB) ... }

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