Пакет php7-xhprof: Информация

XHProf is a function-level hierarchical profiler for PHP and
has a simple HTML based navigational interface.
The raw data collection component is implemented in C (as a
PHP extension). The reporting/UI layer is all in PHP.
It is capable of reporting function-level inclusive and
exclusive wall times, memory usage, CPU times and number
of calls for each function. Additionally, it supports ability
to compare two runs (hierarchical DIFF reports), or aggregate
results from
multiple runs.