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Orchestrator Wars

Avatar for Liz Rice Liz Rice
May 17, 2017
Technology
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Orchestrator Wars

A light-hearted look at container orchestration options

Avatar for Liz Rice

Liz Rice

May 17, 2017
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Transcript

  1. Copyright @ 2017 Aqua Security Software Ltd. All Rights Reserved.

    Orchestrator Wars Liz Rice @LizRice | @AquaSecTeam

  2. 2

  3. 3 Slide from contiv.github.io/articles/2016/03/06/scaling-microservices.html

  4. 4 Microservices

  5. 5 @LizRice | @AquaSecTeam Container orchestrators ▪ What do orchestrators

    do? ▪ Choosing an orchestrator @LizRice | @AquaSecTeam

  6. What does an orchestrator do?

  7. 7

  8. 8

  9. 9

  10. 10 @LizRice | @AquaSecTeam Container orchestrator scope ▪ Scheduling -

    find space for containers to run ▪ Service discovery ▪ Availability / fault tolerance ▪ Scaling ▪ Upgrades @LizRice | @AquaSecTeam

  11. 11

  12. 12

  13. Cattle not pets

  14. 14

  15. 15

  16. Some popular container orchestrators

  17. Kubernetes

  18. 18

  19. 19 @LizRice | @AquaSecTeam Kubernetes ▪ Huge community, many distributions

    ▪ CNCF (Linux Foundation) ▪ Abstraction of machines into clusters ▪ Scheduling pods of containers ▪ Load balancing of services ▪ Management through labels ▪ Customization points

  20. OpenShift

  21. 21

  22. 22 @LizRice | @AquaSecTeam OpenShift ▪ RedHat support & enterprise

    credibility ▪ Built on Kubernetes

  23. Docker Swarm

  24. 24

  25. 25 @LizRice | @AquaSecTeam Docker Swarm ▪ Huge user base

    ▪ Docker Inc ▪ Ease of use ▪ Schedule by task = one container ▪ Secrets out-of-the-box

  26. Mesos / Marathon

  27. 27

  28. 28 @LizRice | @AquaSecTeam Mesos / Marathon ▪ Heritage in

    big data jobs (Hadoop, Spark) ▪ Mesos manages clusters ▪ Marathon schedules jobs (containers) ▪ ZooKeeper for service discovery ▪ Not written in Go! ▪ Enterprise DC/OS

  29. Nomad

  30. 30

  31. 31 @LizRice | @AquaSecTeam Nomad ▪ Hashicorp pedigree - Terraform,

    Vagrant, Consul... ▪ Manages non-containerized jobs

  32. Amazon ECS

  33. 33

  34. 34 @LizRice | @AquaSecTeam Amazon ECS ▪ Well-integrated with Amazon

    ▪ Elastic Load Balancer ▪ CloudTrail ▪ Autoscaling groups ▪ Tasks groups into services

  35. How to choose an orchestrator

  36. 36 Popularity

  37. 37 Popularity

  38. 38 @LizRice | @AquaSecTeam Anecdotally... ▪ Depends what you measure

    ▪ Measure by people: Docker Swarm ▪ Measure by workload: Mesos / Marathon

  39. 39 Community

  40. 40 Community

  41. 41 @LizRice | @AquaSecTeam Shifting sands ▪ March 2016 -

    Microsoft invests in Mesosphere ▪ March 2017 - Microsoft acquires Deis ▪ May 2017 - Moby project

  42. 42

  43. 43 @LizRice | @AquaSecTeam Greatest strengths Docker Swarm Kubernetes /

    OpenShift Amazon ECS Mesos / Marathon Nomad Works out-of-the-box X X Community X Scale X X X Big data workloads X Non-containerised workloads X X

  44. 44 To be continued...

  45. Copyright @ 2017 Aqua Security Software Ltd. All Rights Reserved.

    Questions? Liz Rice @LizRice | @AquaSecTeam