There is no one-size-fits-all answer to this question. Every organization is different. What works for others may not work for you. However, some indicators that your IT systems are performing optimally include high uptime percentages, fast response times, and few help desk tickets. Additionally, if you do not see an increase in operational costs, that’s usually a good sign. You can leverage the vast selection of monitoring sensors that PRTG offers to get a single-pane view of your infrastructure.