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Jan 17, 2024 •167 likes •1.07k views

Netflixs Viewing Data Microservices How We Know Where You Are in House of Cards @zimmermatt Netflix Scale @zimmermatt Netflix Scale 62,000,000 @zimmermatt Netflix Scale 62,000,000 50+ @zimmermatt Netflix Scale 62,000,000 50+

  1. Netflix’s Viewing Data Microservices How We Know Where You Are in House of Cards @zimmermatt

  4. Netflix Scale @zimmermatt

  5. Netflix Scale 62,000,000 @zimmermatt

  6. Netflix Scale 62,000,000 50+ @zimmermatt

  7. Netflix Scale 62,000,000 50+ 3,000,000,000+ @zimmermatt

  8. Netflix Scale 62,000,000 50+ 3,000,000,000+ 1000+ @zimmermatt

  9. Netflix Scale 62,000,000 50+ 3,000,000,000+ 1000+ 37% @zimmermatt

  10. Viewing Data @zimmermatt

  11. Viewing Data: History Who @zimmermatt

  12. Viewing Data: History Who, What @zimmermatt

  13. Viewing Data: History Who, What, When 6/10/2015 11:55 @zimmermatt

  14. Viewing Data: History Who, What, When, Where 6/10/2015 11:55 @zimmermatt

  15. Viewing Data: History Who, What, When, Where, How Long 6/10/2015 11:55 @zimmermatt

  16. Viewing Data: Telemetry @zimmermatt

  17. What have I watched? @zimmermatt

  18. What have I watched? @zimmermatt

  19. Where was I at? @zimmermatt

  20. What else am I watching? @zimmermatt

  21. What Happened? Video Bitrate Usage @zimmermatt

  23. Viewing Data Requests @zimmermatt

  24. Viewing Data Requests @zimmermatt

  25. Viewing Data Requests @zimmermatt

  26. Viewing Data Requests @zimmermatt

  27. Viewing Data Requests @zimmermatt

  29. Gen 3 (Existing) System Stateful Tier Events 0 Viewing Service 1 Active Sessions Summarized … Sessions Latest Positions n-2 n-1 History Cache Session Summary Logs Stateless Tier Viewing History (History, logs, and fallback) @zimmermatt

  30. Gen 3 System’s Architecture & Scale Logs @zimmermatt

  31. Gen 3 System’s Architecture & Scale Logs Viewing History @zimmermatt

  32. Gen 3 System’s Architecture & Scale History Cache Logs Viewing History @zimmermatt

  33. Gen 3 System’s Architecture & Scale Summarized Sessions History Cache Logs Viewing History @zimmermatt

  34. Gen 3 System’s Architecture & Scale Stateful Tier Viewing Service Summarized … Sessions History Cache Logs Stateless Tier Viewing History (History, logs, and fallback) @zimmermatt

  35. Gen 3 System’s Architecture & Scale Stateful Tier Events 0 Viewing Service 1 Active Sessions Summarized … Sessions Latest Positions n-2 n-1 History Cache Session Summary Logs Stateless Tier Viewing History (History, logs, and fallback) @zimmermatt

  37. Growth 2015 @zimmermatt

  38. Virtuous Cycle Improved Viewing Personalization Better Experience @zimmermatt

  39. Stateful Instance Count Over Time @zimmermatt

  40. Guiding Lights

  44. Externalize State… Stateful Tier Events 0 Viewing Service 1 Active Sessions Summarized … Sessions Latest Positions n-2 n-1 History Cache Session Summary Logs Stateless Tier Viewing History (History, logs, and fallback) @zimmermatt

  45. Externalize State… DENIED! Stateful Tier Events 0 Viewing Service 1 Active Sessions Summarized … Sessions Latest Positions n-2 n-1 History Cache Session Summary Logs Stateless Tier Viewing History (History, logs, and fallback) @zimmermatt

  46. Service Decomposition Video Bitrate Usage @zimmermatt

  47. Service Decomposition Start Stop @zimmermatt

  48. Service Decomposition Start Stop Active Last Viewing Data Sessions Position History Feed @zimmermatt

  49. Service Decomposition Start Stop Event Stream Session Stream State Summary Active Last Viewing Data Sessions Position History Feed @zimmermatt

  50. Service Decomposition Events Collect Process Queries Provide @zimmermatt

  51. Gen 3 Review Stateful Tier Events 0 Viewing Service 1 Active Sessions Summarized … Sessions Latest Positions n-2 n-1 History Cache Session Summary Logs Stateless Tier Viewing History (History, logs, and fallback) @zimmermatt

  52. Gen 4 Generic Architecture Collector Processor Provider @zimmermatt

  53. Gen 4 Generic Architecture Collector Processor Provider Queue @zimmermatt

  54. Gen 4 Generic Architecture Collector Processor Provider Queue Raw Data Materialized Views @zimmermatt

  55. Gen 4 Generic Architecture Collector Processor Provider Cache Queue Raw Data Materialized Views @zimmermatt

  56. Gen 4 Architecture Positions Session Events Viewing History Collector Playback History Provider Log Session Accounting Collector Provider Event Data Session Summary Raw Data Processor History Raw Data Logs Active Raw Data Sessions Materialized View Summarized Sessions Materialized View @zimmermatt

  57. Shadow Testing Session Summary Log Session Events Collector Collector Processor Stateful Tier Events 0 Viewing Service Logs Summarized Event Data Active Sessions 1 Sessions … Edge Service Latest Positions n-2 Session Accounting n-1 Provider Session Summary Positions Viewing History Stateless Tier (History, logs, Active Playback History and fallback) Provider Sessions History Cache History Viewing History Summarized Logs Sessions @zimmermatt

  58. Shadow Testing: Start Play Event Session Events Collector Stateful Tier Events 0 Viewing Service Event Data Active Sessions 1 … Edge Service Latest Positions n-2 Session Accounting n-1 Provider Session Summary Stateless Tier (History, logs, Active and fallback) Sessions @zimmermatt

  59. Shadow Testing: Start Play Event Session Events Collector Stateful Tier Events 0 Viewing Service Event Data Active Sessions 1 … Edge Service Latest Positions n-2 Session Accounting n-1 Provider Session Summary Stateless Tier (History, logs, Active and fallback) Sessions @zimmermatt

  60. Shadow Testing: Start Play Event Session Events Collector Stateful Tier Events 0 Viewing Service Event Data Active Sessions 1 … Edge Service Latest Positions n-2 Session Accounting n-1 Provider Session Summary Stateless Tier (History, logs, Active and fallback) Sessions @zimmermatt

  61. Shadow Testing: Start Play Event Session Events Collector Stateful Tier Events 0 Viewing Service Event Data Active Sessions 1 … Edge Service Latest Positions n-2 Session Accounting n-1 Provider Session Summary Stateless Tier (History, logs, Active and fallback) Sessions @zimmermatt

  62. Shadow Testing: Start Play Event Session Events Collector Stateful Tier Events 0 Viewing Service Event Data Active Sessions 1 … Edge Service Latest Positions n-2 Session Accounting n-1 Provider Session Summary Stateless Tier (History, logs, Active and fallback) Sessions @zimmermatt

  63. Shadow Testing: Read Latest Position Stateful Tier Events 0 Viewing Service Active Sessions 1 … Edge Service Latest Positions n-2 n-1 Session Summary Positions Viewing History Stateless Tier (History, logs, Playback History and fallback) Provider History @zimmermatt

  64. Shadow Testing: Read Latest Position Stateful Tier Events 0 Viewing Service Active Sessions 1 … Edge Service Latest Positions n-2 n-1 Session Summary Positions Viewing History Stateless Tier (History, logs, Playback History and fallback) Provider History @zimmermatt

  65. Shadow Testing: Read Latest Position Stateful Tier Events 0 Viewing Service Active Sessions 1 … Edge Service Latest Positions n-2 n-1 Session Summary Positions Viewing History Stateless Tier (History, logs, Playback History and fallback) Provider History @zimmermatt

  66. Shadow Testing: Stop Event Session Summary Session Events Collector Processor Stateful Tier Events 0 Viewing Service Summarized Event Data Active Sessions 1 Sessions … Edge Service Latest Positions n-2 Session Accounting n-1 Provider Session Summary Positions Viewing History Stateless Tier (History, logs, Active Playback History and fallback) Provider Sessions History Summarized Sessions @zimmermatt

  67. Shadow Testing: Stop Event Session Summary Session Events Collector Processor Stateful Tier Events 0 Viewing Service Summarized Event Data Active Sessions 1 Sessions … Edge Service Latest Positions n-2 Session Accounting n-1 Provider Session Summary Positions Viewing History Stateless Tier (History, logs, Active Playback History and fallback) Provider Sessions History Summarized Sessions @zimmermatt

  68. Shadow Testing: Stop Event Session Summary Session Events Collector Processor Stateful Tier Events 0 Viewing Service Summarized Event Data Active Sessions 1 Sessions … Edge Service Latest Positions n-2 Session Accounting n-1 Provider Session Summary Positions Viewing History Stateless Tier (History, logs, Active Playback History and fallback) Provider Sessions History Summarized Sessions @zimmermatt

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