Forensic image acquisition is an important part of the process of
after-the-fact incident response and evidence collection. Digital forensic
investigators acquire, preserve and manage digital evidence as part of
criminal and civil court cases; they examine violations of organizational
policy; and they analyze cyber attacks.
When your data and work grow, and you still want to produce results in a
timely manner, you start to think big. Your one beefy server reaches its
limits. You need a way to spread your work across many computers. You
truly need to scale out.