Understand immutable infrastructure, what? Why? how? - devops d day Marseille 2016
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The document discusses the concept of immutable infrastructure and its implications for server management, emphasizing the shift from managing individual servers to treating instances as disposable resources. It highlights the importance of automation, stateless applications, and efficient data management techniques in modern cloud environments. Additionally, it critiques traditional uptime metrics and advocates for a more consistent and predictable approach to infrastructure management.
Understand immutable infrastructure, what? Why? how? - devops d day Marseille 2016
- 1. IMMUTABLE INFRASTRUCTURE, WHY, WHEN & HOW @WAXZCE QUENTIN ADAM AT
- 2. Quentin ADAM from the Clever Cloud @waxzce on twitter – github- soundcloud – instagram …. WHO AM I ?
- 3. MY DAY TO DAY WORK : CLEVER CLOUD, THE IT AUTOMATION COMPANY
- 4. KEEP YOUR APPS ONLINE. MADE WITH NODE.JS, SCALA, JAVA, RUBY, PHP, PYTHON, GO… Cloud & on premise ;-)
- 5. AND LEARN A LOT OF THINGS ABOUT YOUR CODE, APPS, AND GOOD/BAD DESIGN…
- 6. GIVE BACK TO THE COMMUNITY NEVER GONNA LET YOU DOWN clever-cloud.com
- 8. 40 times in 5 years price drop of AWS SERVERS COSTS ARE GOING DOWN
- 9. Google I/O 2015 “RACE TO ZERO” I.E THE SERVER IS FREE
- 10. In fact, all you have is… COOL. YOU HAVE A SERVER.
- 11. HOSTING Backup Updates Certification Agreement Process Provisioning Security Hardware maintenance
- 13. ONCE UPON A TIME, MY BELOVED SERVERS
- 15. CREATE HISTORY
- 16. DOCUMENTATION
- 17. SPECIFIC
- 18. TAYLOR MADE
- 19. NOT ABLE TO SCALE
- 21. Automate SPLIT COMPLEX PROBLEMS INTO A COLLECTION OF SMALL ONES
- 22. POSSIBLE SERVERS STATES … Updated to V43 New configuration files Install new service History …
- 23. AVOID HISTORY
- 24. FIX STATE OF THE DATA TO ENSURE ACCESSIBILITY
- 25. POSSIBLE STATE IN AN IMMUTABLE STATE working Not working Very simple to predicate
- 26. FIX THE HISTORY IN A IMMUTABLE STATE
- 27. BTW, REAL WORLD INSIGHT “WE LIVE IN A MUTABLE WORLD, DEAL WITH IT”
- 30. PET != CATTLE
- 32. NO MORE OLYMPIC CONTEST ON UPTIME
- 33. And why it’s a problem to manage technical product and decision with book keepers point of view https://www.youtube.com/watch?v=0ip1FoBsLB4 (AWS PRICING HYPOCRISY LEAD TO BAD PRACTICE) Summon Yog-Sothoth
- 35. PRODUCTION HAS TO BE PERFECT
- 36. PEOPLE ARE NOT PERFECT
- 37. PEOPLE HAVE NOTHING TO DO ON PRODUCTION STUFF
- 38. AT CLEVER CLOUD SSH CONNECTION IS A RED ALERT
- 40. SPLIT PROCESS AND STORAGE Storage • Databases • Files • Sessions • Events • … Code • Can be replicated • Stateless • Process
- 42. VM, docker, kubernetes, puppet, ansible, vmware… This is not the problem TECHNOLOGIES?
- 43. THERE IS ONE PROCESS: BUILD
- 44. THEN, REGISTER
- 45. AND LIVE WITHOUT DATA
- 46. AND DIE WHEN MORE UPDATED VERSION IS THERE
- 48. FULLY AUTOMATED HOSTING FACTORY
- 49. AN INSTANCE IS DEAD OR ALIVE AND THAT’S ALL
- 54. Picking one instance or another doesn’t matter STATELESSNESS IS THE KEY
- 55. BECAUSE YOU WILL NOT RELY ON A SERVER ANYMORE
- 56. CREATE A FACTORY OF INSTANCE
- 58. Consul, etcd, Clever Cloud service dependencies SERVICE DISCOVERY
- 60. HOW TO MANAGE DATA?
- 61. SPLIT DATA AND PROCESS: FS COMPOSITION Runtime • local • replicable • updated Data • file system • block storage • replicated • copy on write?
- 63. Not part of this list DATABASE (ACID OR NOT, SQL OR NOT)
- 64. FILE SYSTEM
- 65. BLOC STORAGE
- 66. OBJECT STORAGE
- 67. (COPY ON WRITE)
- 68. DATA MANAGEMENT IS BIND TO DB NEEDS
- 69. ACID : DUPLICATE & DATA EVOLUTION
- 72. FORGET THE SAN, GO FULL DISTRIBUTED
- 73. BE CONSISTENT AND PREDICTABLE
- 75. IMMUTABILITY AS A PATTERN ANOTHER TALK FROM ME ;-)
- 76. I’m on twitter : @waxzce [email protected] THANK YOU ! ANY QUESTIONS ? Clever Cloud gift coupon: --------
Editor's Notes
- #12: Integrating a new technical stack can take months Installing new software is just a tiny part of the work