Welcome to the last post of our containerization series! We are thrilled to have you with us, and we hope that you have learned a lot from the previous posts. In this final post, we’ll explore advanced containerization techniques, which will take your containerization skills to the next level.
Containerization
Not so long ago, deploying and managing software applications was a cumbersome process that required a lot of time, effort, and resources. Developers had to deal with various dependencies, configuration issues, and compatibility problems. However, the advent of containerization changed everything. Containers made it possible to package an application along with all its dependencies and run it on any machine with Docker (or any container runtime, like containerd) installed.
As a software developer, Steve was given the task of building a microservice to handle incoming data from multiple sources. After creating a working prototype, he began to work on creating a container image for the microservice. Initially, he forgot about following any best practices, resulting in a bulky image with unnecessary components, making it challenging to maintain and update.
It wasn’t long before Steve realized that he needed to change his approach…
You’ve spent the past few weeks working on a new feature for your company’s e-commerce platform, and after testing it on your local machine with no issues, you’re excited to push it to the production environment. However, as soon as the code is deployed, customers begin reporting that the feature is not working. Despite not being able to replicate the issue on your local machine, you eventually realize that the problem is due to missing dependencies in the production environment. Now you have to work late into the night to fix the issue…