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Practical Microservices by Umesh Ram Sharma

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Docker

Container is not a new term; it has been there since long. Containers are evolving during this time. They are lightweight OS virtualization. Containers are run on a host OS, which uses and shares resources from the host kernel. Each container is run in isolation, but they share underlying operating system resources though a layer. Containers come with their own benefits:

  • Lightweight
  • High performance and speed
  • Ship infrastructure with code
  • Support microservice architecture
  • Lesser portability issues
  • Simplifies DevOps

Some organizations have their own version of containers. BSD has a jail command which is a type of container they have been using for a while now. Also, Solaris Zones, and Google control groups were already having a flavor ...

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