| SystemInfoService |   | 70% | | 61% | 93 | 219 | 173 | 577 | 12 | 69 | 0 | 1 |
| Backend | | 81% | | 71% | 86 | 235 | 101 | 487 | 24 | 114 | 0 | 1 |
| Diagnoser | | 60% | | 55% | 23 | 32 | 39 | 102 | 1 | 2 | 0 | 1 |
| HeartbeatMgr | | 56% | | 55% | 26 | 40 | 50 | 119 | 7 | 12 | 0 | 1 |
| Frontend | | 57% | | 21% | 23 | 36 | 28 | 73 | 16 | 29 | 0 | 1 |
| FrontendHbResponse | | 55% | | n/a | 2 | 13 | 12 | 40 | 2 | 13 | 0 | 1 |
| SystemInfoService.HostInfo | | 48% | | 7% | 11 | 17 | 16 | 26 | 4 | 10 | 0 | 1 |
| BackendEvent | | 0% | | n/a | 5 | 5 | 13 | 13 | 5 | 5 | 1 | 1 |
| BrokerHbResponse | | 45% | | n/a | 5 | 7 | 11 | 25 | 5 | 7 | 0 | 1 |
| HeartbeatMgr.BrokerHeartbeatHandler | | 61% | | 33% | 3 | 5 | 5 | 21 | 0 | 2 | 0 | 1 |
| HeartbeatMgr.FrontendHeartbeatHandler | | 81% | | 60% | 3 | 8 | 5 | 35 | 0 | 3 | 0 | 1 |
| HeartbeatMgr.BackendHeartbeatHandler | | 92% | | 76% | 8 | 21 | 5 | 82 | 0 | 4 | 0 | 1 |
| BeSelectionPolicy | | 92% | | 89% | 7 | 45 | 6 | 77 | 0 | 8 | 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 |
| 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 |
| BeSelectionPolicy.Builder | | 94% | | n/a | 1 | 16 | 2 | 33 | 1 | 16 | 0 | 1 |
| BackendHbResponse | | 100% | | n/a | 0 | 17 | 0 | 66 | 0 | 17 | 0 | 1 |
| Backend.BackendStatus | | 100% | | n/a | 0 | 2 | 0 | 10 | 0 | 2 | 0 | 1 |
| HeartbeatResponse | | 100% | | n/a | 0 | 8 | 0 | 15 | 0 | 8 | 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 |
| SystemInfoService.BeIdComparator | | 100% | | n/a | 0 | 2 | 0 | 2 | 0 | 2 | 0 | 1 |