sudo system start apache code example

Example 1: restart apache ubuntu

# 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

Example 2: how to stop a web server linux

# how to stop a web server linux
sudo service apache2 stop