The Difference Between Fault Tolerance, High Availability, & Disaster Recovery

Three terms that I hear being misused often by IT professionals new to the industry are “fault tolerance”, “high availability”, and “disaster recovery”. Here are some pictures that can help you visualize the differences between each of these terms. Fault tolerant solutions have the ability to keep operating even if a component, or multiple components, should fail. In the picture above the aircraft has

Being Prepared For The Unpredictable

Thursday I missed my deadline. I hate missing a deadline, but I missed this week’s deadline all the same. There are no excuses for missing a deadline. When you miss a deadline it is all on you. My apologies if you were looking forward to an article from me on Thursday. I’ll do better in the future. So what happened Thursday and how does it relate to IT? First I will explain the situation, and then I will transl