Parent: $root.$constants
| kMongoApmFailed | Call $objinst.$apmcallback() when a command fails |
| kMongoApmHeartbeatFailed | Call $objinst.$apmcallback when the server heartbeat fails |
| kMongoApmHeartbeatStarted | Call $objinst.$apmcallback when the server heartbeat starts |
| kMongoApmHeartbeatSucceeded | Call $objinst.$apmcallback when the server heartbeat succeeds |
| kMongoApmNone | Application Performance Monitoring is disabled |
| kMongoApmServerChanged | Call $objinst.$apmcallback when the server changes |
| kMongoApmServerClosed | Call $objinst.$apmcallback when the server is closed |
| kMongoApmServerOpening | Call $objinst.$apmcallback when the server is opening |
| kMongoApmStarted | Call $objinst.$apmcallback when a command has started |
| kMongoApmSucceeded | Call $objinst.$apmcallback() when a command succeeds |
| kMongoApmTopologyChanged | Call $objinst.$apmcallback when the server topology changes |
| kMongoApmTopologyClosed | Call $objinst.$apmcallback when the server topology is closing |
| kMongoApmTopologyOpening | Call $objinst.$apmcallback when the server topology is opening |