Sustaining the Technology

Anyone who has a career in IT will tell you that one of the biggest challenges is keeping up to date with all of the technology. In the world today, a very large percentage of us are always connected to the internet.7 The growth and numbers are staggering, especially when you consider that back at the start of the 1990s (when the authors of this book were leaving university), only ~5% of the developed world were connected to the internet. The pace of change is endless.

7 https://en.wikipedia.org/wiki/Global_Internet_usage

It is with this backdrop in mind that we evolve our applications and services atop a platform that has grown from its first commit in 2014, shown in Figure 18.7, to the most prevalent container orchestration platform today.

Figure 18.7: First Kubernetes commit

For technologists, the challenge is keeping pace with this rate of change. To not change is one option. However, it can be a fatal option...