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Implementing Modern DevOps

You're reading from   Implementing Modern DevOps Enabling IT organizations to deliver faster and smarter

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Product type Paperback
Published in Oct 2017
Publisher Packt
ISBN-13 9781786466877
Length 326 pages
Edition 1st Edition
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Authors (2):
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David Gonzalez David Gonzalez
Author Profile Icon David Gonzalez
David Gonzalez
Danny Varghese Danny Varghese
Author Profile Icon Danny Varghese
Danny Varghese
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Toc

Docker Swarm


As we have seen in previous chapters, Docker is a fantastic tool that follows the most modern architectural principles used for running applications packed as containers. In this case, Docker Swarm runs only Docker containers, ignoring other technologies that, at the moment, are not suitable for production, such as Rkt. Even Docker is quite new to the scene up to a point that some companies hesitate in deploying it in their production systems, as there is not so much expertise in the market as well as many doubts about security or how Docker works in general.

Docker Swarm is the clustered version of Docker, and it solves the problem described in the previous section in a very simple manner: pretty much all the docker commands that you learned in the Docker chapter works in Docker Swarm so that we can federate our hardware without actually taking care of the hardware itself. Just add nodes to the pool of resources and Swarm will take care of them, leveraging the way we build our...

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