Here is the list of metrics based on MBeans exposed by ActiveMQ.
| Metric Name | Type | Attributes | Description |
|---|---|---|---|
| activemq.ProducerCount | UpDownCounter | destination, broker | The number of producers attached to this destination |
| activemq.ConsumerCount | UpDownCounter | destination, broker | The number of consumers subscribed to this destination |
| activemq.memory.MemoryPercentUsage | Gauge | destination, broker | The percentage of configured memory used |
| activemq.message.QueueSize | UpDownCounter | destination, broker | The current number of messages waiting to be consumed |
| activemq.message.ExpiredCount | Counter | destination, broker | The number of messages not delivered because they expired |
| activemq.message.EnqueueCount | Counter | destination, broker | The number of messages sent to this destination |
| activemq.message.DequeueCount | Counter | destination, broker | The number of messages acknowledged and removed from this destination |
| activemq.message.AverageEnqueueTime | Gauge | destination, broker | The average time a message was held on this destination |
| activemq.connections.CurrentConnectionsCount | UpDownCounter | The total number of current connections | |
| activemq.disc.StorePercentUsage | Gauge | The percentage of configured disk used for persistent messages | |
| activemq.disc.TempPercentUsage | Gauge | The percentage of configured disk used for non-persistent messages |