Scaling?TheMonolithNoRetriesHumanErrAWSisdownFree!N+11+1=3MissingmetricsEverchangingsvccontractsAvailabilitywasn't apriorityAlarmfatigueMissingalarmsMissingtestsToomanyretriesNetworkscan fail?Timeouts?!NoCM/premortemToo manydependenciesScaling?TheMonolithNoRetriesHumanErrAWSisdownFree!N+11+1=3MissingmetricsEverchangingsvccontractsAvailabilitywasn't apriorityAlarmfatigueMissingalarmsMissingtestsToomanyretriesNetworkscan fail?Timeouts?!NoCM/premortemToo manydependencies

Operational Excellence - Call List

(Print) Use this randomly generated list as your call list when playing the game. There is no need to say the BINGO column name. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.


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  1. Scaling?
  2. The Monolith
  3. No Retries
  4. Human Err
  5. AWS is down
  6. Free!
  7. N+1
  8. 1+1=3
  9. Missing metrics
  10. Ever changing svc contracts
  11. Availability wasn't a priority
  12. Alarm fatigue
  13. Missing alarms
  14. Missing tests
  15. Too many retries
  16. Networks can fail?
  17. Timeouts?!
  18. No CM/premortem
  19. Too many dependencies