system_environment.yml 930 B

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  1. columns:
  2. - column: "Failure Type"
  3. - column: "Impact"
  4. rows:
  5. - Failure Type: "**Single Availability Zone (AZ)**"
  6. Impact: |
  7. - Connection issues using single-AZ Privatelink and sources/sinks.
  8. - Brief `pgwire` and `https` connection drops as network rebalances.
  9. - Failure Type: "**Two Availability Zones**"
  10. Impact: |
  11. - Temporary issues with cluster provisioning.
  12. - Temporary issues with Console access.
  13. - Failure Type: "**Three or More Availability Zones**"
  14. Impact: |
  15. - Partial to no access to the database.
  16. - May require point-in-time recovery (PITR) of environments.
  17. - Failure Type: "**Single Region System Resources**"
  18. Impact: |
  19. There are metadata resources running in HA in **us-east-1**. An outage in
  20. **us-east-1** may result in issues viewing the console for other regions.
  21. This does **not** affect database access, up-time, or performance.