KCACHEGRIND

kcachegrind-install

sudo apt-get install tasksel
sudo tasksel install lamp-server
sudo apt-get install php5-xdebug
sudo apt-get install kcachegrind

# php.ini
xdebug.remote_enable = 1
xdebug.remote_connect_back = 1
xdebug.profiler_enable = 0
xdebug.profiler_enable_trigger = 1
xdebug.profiler_output_dir = /tmp
xdebug.remote_handler = dbgp
xdebug.remote_port = 9000

# rodar com ?XDEBUG_PROFILE=1 na requisição

> caso esteja usando mariadb na máquina
sudo apt-get remove --purge mysql-server mysql-client mysql-common
sudo apt-get autoremove
sudo apt-get autoclean
sudo apt-get install mariadb-server
sudo apt-get install php5-mysql