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Docker Hamburg The upcoming talk will be presented in English
| Date post: | 02-Jul-2015 |
| Category: |
Technology |
| Upload: | msh100 |
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Docker HamburgThe upcoming talk will be presented in English
Data focused DockerclusteringMarcus Hughes
What was HybridCluster?
• Full stack LAMP platform
• FreeBSD Chroot containers
• ZFS
• Auto scaling
• Failover
• “AwesomeProxy”
Docker
• Containers!
• Application level containerisation
• Data in “volumes”
• Lack of data portability
Docker containers are portable
Introduction to Flocker
• Open source volume manager
• Multi-node “cluster”
• 0.1 Released on 13th August (0.2 due on 2nd)
Flocker
Proxy layer
• Moving an application can be disruptive
• Application port responds on any node
• Routes reconfigured on migration
ZFS
• Similarities to Docker containers
• ZFS on Linux
• Resilient
• Continuous replication
Migration
• Container stops
• Volumes (ZFS dataset) is sent
• Routes altered
• Container re-started on new host
0.2
• Incremental send
Application configuration
"version": 1
"applications":
"mongodb-volume-example":
"image": "clusterhq/mongodb"
"ports":
- "internal": 27017
"external": 27017
"volume":
"mountpoint": "/data/db"
Deployment configuration
"version": 1
"nodes":
"172.16.255.250": ["mongodb-volume-example"]
"172.16.255.251": []
Deployment configuration
flocker-deploy deployment.yml application.yml
DemoLets see what these configuration files do!
Real world uses
• Moving applications to production
• Replacing servers
• Scalability
Future
• Clone datasets
The FutureIdeas from our past and possible directions
Questions?
![Docker 101 - techccu.csie.iotechccu.csie.io/2015/slides/frank.pdf · Docker Basics - CLI Docker client docker version docker info docker search [keyword] docker push/pull/commit docker](https://static.documents.pub/doc/80x56/5f05ce717e708231d414cd40/docker-101-docker-basics-cli-docker-client-docker-version-docker-info-docker.jpg)
