The business wants two things from IT: agility and reassurance. They want to know that systems are working, IT is ready for spikes in capacity, and crucial applications are always performing as expected. To prove its worth to the business, IT must be able to demonstrate that applications are in good health.
Many IT shops, however, struggle to achieve such a high level of visibility. An IT organization that’s busy keeping the lights on can’t spare a team of people to focus solely on application health; yet not developing that level of insight has consequences.