NoRetriesHumanErrTimeouts?!Free!2+2=3Scaling?N+1EverchangingsvccontractsMissingtestsMissingalarmsAvailabilitywasn't apriorityToomanyretriesAWSisdownNetworkscan fail?MissingmetricsNoCM/premortemTheMonolithToo manydependenciesAlarmfatigueNoRetriesHumanErrTimeouts?!Free!2+2=3Scaling?N+1EverchangingsvccontractsMissingtestsMissingalarmsAvailabilitywasn't apriorityToomanyretriesAWSisdownNetworkscan fail?MissingmetricsNoCM/premortemTheMonolithToo manydependenciesAlarmfatigue

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