KubeCon EU 2018: Write Less Code, Use More Tools

Transcript

1. Write Less Code,
   Use More Tools
   @dantoml
   1 — KubeCon EU - @dantoml [she/her] !
   

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2. $ whoami
   2 — KubeCon EU - @dantoml [she/her] !
   

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3. 3 — KubeCon EU - @dantoml [she/her] !
   

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4. What am I covering?
   4 — KubeCon EU - @dantoml [she/her] !
   

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5. What am I covering?
   → Why we replatformed
   4 — KubeCon EU - @dantoml [she/her] !
   

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6. What am I covering?
   → Why we replatformed
   → Why we chose to run Kubernetes and Nomad
   4 — KubeCon EU - @dantoml [she/her] !
   

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7. What am I covering?
   → Why we replatformed
   → Why we chose to run Kubernetes and Nomad
   → How our deployment has evolved
   4 — KubeCon EU - @dantoml [she/her] !
   

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8. CircleCI 2.0
   5 — KubeCon EU - @dantoml [she/her] !
   

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9. Why 2.0?
   6 — KubeCon EU - @dantoml [she/her] !
   

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10. The industry was
    changing
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11. !
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12. Requirements
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13. Build Infrastructure
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14. LXC
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15. Scheduling
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16. Operational Simplicity
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17. Service orchestration
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18. Mesos
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19. Not right for us
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20. 17 — KubeCon EU - @dantoml [she/her] !
    

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21. Fast Scheduling
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22. Nomad
    Pluggable
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23. Nomad
    Cooperative API
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24. Nomad
    Still Evolving
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25. Nomad
    Great for our jobs, but...
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26. One size doesn't fit all?
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27. 24 — KubeCon EU - @dantoml [she/her] !
    

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28. Kubernetes
    Community
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29. Kubernetes
    Rolling Updates and
    Readiness Checks
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30. Kubernetes
    Extensibility
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31. Nomad is part of our
    product
    28 — KubeCon EU - @dantoml [she/her] !
    

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32. Kubernetes is for scaling
    our product
    29 — KubeCon EU - @dantoml [she/her] !
    

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33. 30 — KubeCon EU - @dantoml [she/her] !
    

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34. What is nomad?
    31 — KubeCon EU - @dantoml [she/her] !
    

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35. nomad-server
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36. Nomad
    Persistence
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37. Nomad
    Service Discovery
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38. Consul
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39. Multiple clusters
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40. Kubernetes + StatefulSet
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41. nomad-clients
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42. Scaling Clients
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43. Draining Clients
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44. Health Checks
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45. Multi-Cluster
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46. Terraform, terraform,
    terraform
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47. Helm
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48. Namespaces
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49. Service Discovery
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50. !"✨
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51. Managing outages
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52. The Symptoms
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53. !
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54. Declaring Bankruptcy
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55. Follow up
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56. The next day
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57. Analysis
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58. for _, job := range gcJob {
    req := structs.JobDeregisterRequest{
    JobID: job.ID,
    Purge: true,
    }
    ...
    }
    55 — KubeCon EU - @dantoml [she/her] !
    

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59. !
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60. nomad-gc
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61. Nomad 0.8
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62. !
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63. thank you.
    @dantoml
    60 — KubeCon EU - @dantoml [she/her] !
    

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