Unix® System Management Primer Plus

Change Management

As the system administrator of a Unix network system, you are responsible for deciding what changes to make to that system to keep it up to date and functioning at peak efficiency. You also are responsible for scheduling system changes and for communicating information about upcoming changes to the system's users. All of these responsibilities fall under the general category of change management. Change management encompasses the approval, documentation, and auditing of all changes on your systems. Even the slightest change to a running system can have a huge impact on a production service. Although you, as the system administrator, may think a change you are making is urgently necessary, others using the system might not think ...