| SystemInfoService |   | 55% | | 41% | 130 | 210 | 249 | 556 | 25 | 70 | 0 | 1 |
| Backend | | 59% | | 47% | 121 | 239 | 190 | 493 | 31 | 116 | 0 | 1 |
| Diagnoser | | 0% | | 0% | 32 | 32 | 102 | 102 | 2 | 2 | 1 | 1 |
| HeartbeatMgr | | 34% | | 30% | 37 | 51 | 93 | 142 | 8 | 14 | 0 | 1 |
| HeartbeatMgr.BackendHeartbeatHandler | | 0% | | 0% | 25 | 25 | 88 | 88 | 4 | 4 | 1 | 1 |
| Frontend | | 32% | | 0% | 29 | 39 | 54 | 80 | 21 | 31 | 0 | 1 |
| BackendHbResponse | | 50% | | n/a | 3 | 19 | 27 | 69 | 3 | 19 | 0 | 1 |
| FrontendHbResponse | | 43% | | n/a | 7 | 14 | 19 | 44 | 7 | 14 | 0 | 1 |
| SystemInfoService.HostInfo | | 38% | | 7% | 11 | 17 | 16 | 26 | 4 | 10 | 0 | 1 |
| HeartbeatMgr.FrontendHeartbeatHandler | | 66% | | 40% | 4 | 8 | 11 | 36 | 0 | 3 | 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 |
| HeartbeatResponse | | 29% | | n/a | 3 | 8 | 8 | 15 | 3 | 8 | 0 | 1 |
| HeartbeatMgr.BrokerHeartbeatHandler | | 61% | | 33% | 3 | 5 | 5 | 21 | 0 | 2 | 0 | 1 |
| BeSelectionPolicy | | 89% | | 85% | 10 | 45 | 8 | 77 | 1 | 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 |
| NodeType | | 0% | | n/a | 1 | 1 | 3 | 3 | 1 | 1 | 1 | 1 |
| BeSelectionPolicy.Builder | | 88% | | n/a | 2 | 16 | 4 | 33 | 2 | 16 | 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 |
| Backend.BackendStatus | | 100% | | n/a | 0 | 2 | 0 | 10 | 0 | 2 | 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 |
| SystemInfoService.BeIdComparator | | 100% | | n/a | 0 | 2 | 0 | 2 | 0 | 2 | 0 | 1 |