| Event summary |
| Component | EPL interface to the generic component management functionality of the correlator. |
| EngineStatus | EPL representation of the correlator status. |
| Logging | EPL interface to correlator logging functionality. All methods on this interface are identical to the equivalent engine_management requests, which are described in more detail in the user documentation. |
| Persistence | EPL interface to the persistence functionality of the correlator. |
| UserStatusChanged | EPL event containing delta for a user-added status item. |