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wget https://pecl.php.net/get/xhprof-0.9.4.tgz

tar zxf xhprof-0.9.4.tgz

cd xhprof-0.9.4.tgz/extension

/usr/local/php/bin/phpize

./configure --with-php-config=/usr/local/php/bin/php-config

make

make install

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extension=xhprof.so

xhprof.output_dir=/var/tmp/xhprof

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$xhprof_data = xhprof_disable();

require "xhprof_lib/utils/xhprof_lib.php";

require "xhprof_lib/utils/xhprof_runs.php";

$xhprof_runs = new XHProfRuns_Default();

$run_id = $xhprof_runs->save_run($xhprof_data, "xhprof_foo");

$url = "/xhprof_html/index.php?run=$run_id&source=xhprof_foo"

echo '<a href="'.$url.'">'.$url.'</a>';

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yum install graphviz

yum install graphviz-gd