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Troubleshooting Docker

You're reading from   Troubleshooting Docker Develop, test, automate, and deploy production-ready Docker containers

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Product type Paperback
Published in Mar 2017
Publisher Packt
ISBN-13 9781783552344
Length 290 pages
Edition 1st Edition
Tools
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Authors (4):
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John Wooten John Wooten
Author Profile Icon John Wooten
John Wooten
Navid Ahmed Shaikh Navid Ahmed Shaikh
Author Profile Icon Navid Ahmed Shaikh
Navid Ahmed Shaikh
Vaibhav Kohli Vaibhav Kohli
Author Profile Icon Vaibhav Kohli
Vaibhav Kohli
Rajdeep Dua Rajdeep Dua
Author Profile Icon Rajdeep Dua
Rajdeep Dua
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Toc

Table of Contents (11) Chapters Close

Preface 1. Understanding Container Scenarios and an Overview of Docker FREE CHAPTER 2. Docker Installation 3. Building Base and Layered Images 4. Devising Microservices and N-Tier Applications 5. Moving Around Containerized Applications 6. Making Containers Work 7. Managing the Networking Stack of a Docker Container 8. Managing Docker Containers with Kubernetes 9. Hooking Volume Baggage 10. Docker Deployment in a Public Cloud - AWS and Azure

Host mapped volume backed up by shared storage

Docker volume plugins allow us to mount a shared storage backend. The main advantage of this is that the user will never suffer data loss in the case of host failure, as it is backed by shared storage. In the preceding approaches, if we migrate the container, the volumes doesn't get migrated. It can be achieved with the help of external Docker volume plugins such Flocker and Convy, which make the volume portable and help to migrate the containers across hosts with volumes easily, as well as protecting the data, as it is not dependent on the host file system.

Flocker

Flocker is widely used to run containerized stateful services and applications that require persistent storage. Docker provides a very basic view of volume management, but Flocker enhances it by providing durability, failover, and high availability of the volumes. Flocker can be deployed manually with Docker Swarm and compose, or can be set up easily on AWS with the help of the...

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