Production Issues
Learn about production outages that may disrupt the system and corresponding approaches to resolve them.
We'll cover the following...
Overview
In this lesson, we'll discuss the complexity of the issues in the production environment and then discuss security concerns within an application.
Identifying and resolving a production issue
At some point, you might encounter a partial or complete production outage of a system you're supporting. Start by determining the scope and the source of the problem. The recent deployment may not be the cause of the outage.
Don't start by restarting everything, as this can make things worse. First look for outages in related systems:
Does your vendor have an outage?
Are other customers of your vendor down too?
They may not be aware of the issue yet. When you have identified a solution and tested it live, it may require a subset of the unit tests to be temporarily ignored (don’t do this in a regulated environment). This ...