Hands-On Serverless Computing

Comparison with containers

Another comparison that is quite popular for FaaS offerings is with containers.

Let's look at what containers are, as we haven't discussed them so far. Containerization of the infrastructure has been around for a long time, but it was made popular in 2013 by Docker when they combined operation system level virtualization with filesystem images on Linux. With this, it became easy to build and deploy containerized applications. The biggest benefit that Docker-containers provides is that, unlike Virtual Machines (VMs), they share the same operating system as the host, which tremendously reduces the size of the image that is required to run a containerized application. As the footprint of Docker containers is less, ...