"The interesting thing about cloud computing is that we've redefined cloud computing to include everything that we already do."
Richard Stallman
In this chapter, we will cover the following recipes:
Creating cookbooks from a running system with Blueprint
Running the same command on many machines at once
Setting up SNMP for external monitoring services
Deploying a Nagios monitoring server
Using HAProxy to load-balance multiple web servers
Using custom bootstrap scripts
Managing firewalls with iptables
Managing fail2ban to ban malicious IP addresses
Managing Amazon EC2 instances
Managing applications with Habitat