| State | Description |
| UUD | Service is up, N1 is up, and N2 is down | DDW | Service is down, N1 is down, and N2 is waiting | DUW | Service is down, N1 is up, and N2 is waiting | UDU | Service is up, N1 is down, and N2 is running | UUW | Service is up, N1 is up, and N2 is waiting | DDD | Service is down, N1 is down, and N2 is down | UWU | Service is up, N1 is waiting, and N2 is up | DWU | Service is down, N1 is waiting, and N2 is up | DDU | Service is down, N1 is down, and N2 is up | DWD | Service is down, N1 is waiting, and N2 is down | DUD | Service is down, N1 is up, and N2 is down |
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