Operations | Monitoring | ITSM | DevOps | Cloud

For decades, IT operations teams have relied on monitoring for insight into the availability and performance of their systems. But the shift to more advanced IT technologies and practices is driving the need for more than monitoring – and so observability evolved. With infrastructures and applications that span multiple dynamic, distributed and modular IT environments, organizations need a deeper, more precise understanding of everything that happens within these systems.

A quick search of the internet will reveal many services available for freely hosting single page applications or static sites. Firebase is one of these services. Firebase is a development platform developed by Google that provides file storage, hosting, database, authentication, and analytics. It is free, provides an SSL certificate by default, and offers impressive speed across multiple regions. I have chosen Firebase for hosting our demo application in this tutorial.

In the beginning, there was Amazon Web Services (AWS). And AWS set a standard for cloud computing. AWS was fast, flexible, convenient to use and geo-redundant. Definitely much better than legacy IT infrastructure or VMware. A lot of enterprises all over the world started migrating their business applications to AWS.

Data center tiers are the Uptime Institute’s classification system of data center performance. Created over 25 years ago, there are four data center tiers that are the established standards in categorizing the performance level of a data center.