Performance is a project mainly written in PHP, it's free.
for performance check of Zend Framework 1.x simple project. You can try any improvement as you like.
public folder: You will locate files under the folder into htdocs. For example, C:\path\to\apache\htdocs
application folder: You will locate this folder in 2 levels above htdocs. For example, C:\path\to\application
Database: This sample assume posts table under "test" calatog(schema). Please change user and password on IndexContoller.php before use.