This is a GUI tool for viewing an analyzing files in a Callgrind Format, generated by Xdebug Profiler ( http://xdebug.org/docs/profiler ) version 2.1.3 and higher. Java JRE 6+ required.
An implementation of the Open Group's Application Response Measurement (ARM) Version 4 standard. The ARM standard describes a means of breaking an application down into it's constituent transactions, and measuring response time across multiple tiers.