sudo /etc/init.d/apache2 restart code example
Example 1: ubuntu 14 apache2 graceful restart
# Restart Apache 2 server on Linux/Unix
sudo service apache2 restart
# Start Apache 2 server on Linux/Unix
sudo service apache2 start
# Stop Apache 2 server on Linux/Unix
sudo service apache2 stop
# Reload Apache 2 server on Linux/Unix "No downtime!"
sudo service apache2 reload
Example 2: restart apache
sudo systemctl restart apache2
# or
sudo service apache2 restart
Example 3: how to stop a web server linux
# how to stop a web server linux
sudo service apache2 stop