| Backend |  | 0% | | 0% | 223 | 223 | 467 | 467 | 109 | 109 | 1 | 1 |
| SystemInfoService |  | 71% | | 59% | 105 | 219 | 155 | 577 | 11 | 67 | 0 | 1 |
| HeartbeatMgr | | 0% | | 0% | 30 | 30 | 95 | 95 | 6 | 6 | 1 | 1 |
| HeartbeatMgr.BackendHeartbeatHandler | | 0% | | 0% | 21 | 21 | 81 | 81 | 4 | 4 | 1 | 1 |
| Diagnoser | | 57% | | 48% | 25 | 30 | 41 | 100 | 1 | 2 | 0 | 1 |
| HeartbeatMgr.FrontendHeartbeatHandler | | 0% | | 0% | 8 | 8 | 35 | 35 | 3 | 3 | 1 | 1 |
| HeartbeatMgr.BrokerHeartbeatHandler | | 0% | | 0% | 5 | 5 | 21 | 21 | 2 | 2 | 1 | 1 |
| BeSelectionPolicy | | 70% | | 52% | 21 | 42 | 27 | 74 | 0 | 8 | 0 | 1 |
| Backend.BackendStatus | | 0% | | n/a | 2 | 2 | 9 | 9 | 2 | 2 | 1 | 1 |
| SystemInfoService.HostInfo | | 50% | | 14% | 10 | 17 | 15 | 26 | 4 | 10 | 0 | 1 |
| BackendHbResponse | | 77% | | n/a | 1 | 17 | 15 | 66 | 1 | 17 | 0 | 1 |
| BackendEvent | | 0% | | n/a | 5 | 5 | 13 | 13 | 5 | 5 | 1 | 1 |
| Frontend | | 91% | | 78% | 6 | 36 | 4 | 73 | 3 | 29 | 0 | 1 |
| HeartbeatFlags | | 48% | | 12% | 5 | 8 | 3 | 9 | 1 | 4 | 0 | 1 |
| BackendEvent.BackendEventType | | 0% | | n/a | 1 | 1 | 4 | 4 | 1 | 1 | 1 | 1 |
| HeartbeatResponse | | 77% | | n/a | 2 | 8 | 3 | 15 | 2 | 8 | 0 | 1 |
| SystemInfoService.BeHostComparator | | 0% | | n/a | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 |
| SystemInfoService.new Comparator() {...} | | 25% | | 0% | 2 | 3 | 3 | 4 | 1 | 2 | 0 | 1 |
| SystemInfoService.BeIdComparator | | 46% | | n/a | 1 | 2 | 1 | 2 | 1 | 2 | 0 | 1 |
| BeSelectionPolicy.Builder | | 93% | | n/a | 1 | 15 | 2 | 30 | 1 | 15 | 0 | 1 |
| FrontendHbResponse | | 100% | | n/a | 0 | 13 | 0 | 40 | 0 | 13 | 0 | 1 |
| BrokerHbResponse | | 100% | | n/a | 0 | 7 | 0 | 25 | 0 | 7 | 0 | 1 |
| HeartbeatResponse.Type | | 100% | | n/a | 0 | 1 | 0 | 4 | 0 | 1 | 0 | 1 |
| HeartbeatResponse.HbStatus | | 100% | | n/a | 0 | 1 | 0 | 2 | 0 | 1 | 0 | 1 |
| NodeType | | 100% | | n/a | 0 | 1 | 0 | 3 | 0 | 1 | 0 | 1 |