Axon Server Metrics
Axon Server provides metrics to inspect the state of the process.
A full list of all the active metrics is available under the /actuator/metrics endpoint.
The next sections give an overview of the metrics related to client request handling.
Command handling metrics
| Metric name | Description |
|---|---|
axon.commands.throughput.count |
number of commands processed since the start of the server |
axon.commands.throughput.rate.oneMinuteRate |
average number of commands per second processed in the last minute |
axon.commands.throughput.rate.fiveMinuteRate |
average number of commands per second processed in the five minutes |
axon.commands.throughput.rate.fifteenMinuteRate |
average number of commands per second processed in the fifteen minutes |
axon.commands.duration |
Duration of commands, from received by Axon Server until response sent to requester |
axon.commands.duration.handling |
Duration of commands, from sent to handler until response received from handler |
axon.commands.error.count |
Number of errors |
axon.commands.saturation.queued.count |
Number of commands queued in Axon Server |
axon.commands.saturation.active.count |
Number of in-flight commands |
Query handling metrics
| Metric name | Description |
|---|---|
axon.queries.throughput.count |
number of queries processed since the start of the server |
axon.queries.throughput.rate.oneMinuteRate |
average number of queries per second processed in the last minute |
axon.queries.throughput.rate.fiveMinuteRate |
average number of queries per second processed in the five minutes |
axon.queries.throughput.rate.fifteenMinuteRate |
average number of queries per second processed in the fifteen minutes |
axon.queries.duration |
Duration of queries, from received by Axon Server until response sent to requester |
axon.queries.duration.handling |
Duration of queries, from sent to handler until response received from handler |
axon.queries.error.count |
Number of errors |
axon.queries.saturation.queued.count |
Number of queries queued in Axon Server |
axon.queries.saturation.active.count |
Number of in-flight queries |
axon.queries.subscriptionquery.throughput.total |
Total number of subscription queries subscribed |
axon.queries.subscriptionquery.duration |
Duration of a subscription query connection |
axon.queries.subscriptionquery.throughput.updates |
Total number of updates submitted on subscription queries |
axon.queries.subscriptionquery.saturation.active |
Active number of subscription queries on this node |
Event store metrics
| Metric name | Description |
|---|---|
axon.events.append.throughput.count |
number of events appended since the start of the server |
axon.events.append.throughput.rate.oneMinuteRate |
average number of events appended per second processed in the last minute |
axon.events.append.throughput.rate.fiveMinuteRate |
average number of events appended per second processed in the five minutes |
axon.events.append.throughput.rate.fifteenMinuteRate |
average number of events appended per second processed in the fifteen minutes |
axon.events.append.duration |
Duration of append events request, from the first event in a transaction received by Axon Server until it completes the transaction |
axon.events.append.error.count |
Number of errors appending events |
axon.events.append.saturation.active.count |
Number of active append event transactions |
axon.events.read.aggregate.throughput.count |
number of aggregates read since the start of the server |
axon.events.read.aggregate.throughput.rate.oneMinuteRate |
average number of aggregates read per second processed in the last minute |
axon.events.read.aggregate.throughput.rate.fiveMinuteRate |
average number of aggregates read per second processed in the five minutes |
axon.events.read.aggregate.throughput.rate.fifteenMinuteRate |
average number of aggregates read per second processed in the fifteen minutes |
axon.events.read.aggregate.duration |
Duration of read aggregate request |
axon.events.read.aggregate.error.count |
Number of errors |
axon.events.read.aggregate.saturation.active.count |
Number of active aggregate read actions |
axon.snapshots.append.throughput.count |
number of snapshots appended since the start of the server |
axon.snapshots.append.throughput.rate.oneMinuteRate |
average number of snapshot appends per second processed in the last minute |
axon.snapshots.append.throughput.rate.fiveMinuteRate |
average number of snapshot appends per second processed in the five minutes |
axon.snapshots.append.throughput.rate.fifteenMinuteRate |
average number of snapshot appends per second processed in the fifteen |
axon.snapshots.append.duration |
Duration of append snapshot request, from the snapshot received by Axon Server until it completes the transaction |
axon.snapshots.append.error.count |
Number of errors |
axon.snapshots.append.saturation.active.count |
Number of active append snapshot requests |
axon.snapshots.read.throughput.count |
Number of snapshots read since the start of the server |
axon.snapshots.read.throughput.rate.oneMinuteRate |
average number of snapshot reads per second processed in the last minute |
axon.snapshots.read.throughput.rate.fiveMinuteRate |
average number of snapshot reads per second processed in the five minutes |
axon.snapshots.read.throughput.rate.fifteenMinuteRate |
average number of snapshot reads per second processed in the fifteen |
axon.snapshots.read.duration |
Duration of read aggregate request |
axon.snapshots.read.error.count |
Number of errors |
axon.snapshots.read.saturation.active.count |
Number of active aggregate read actions |
Scheduler metrics
| Metric name | Description |
|---|---|
axon.tasks.saturation.scheduled.count |
Number of scheduled tasks |
axon.tasks.error.count |
Number of errors executing tasks |
axon.tasks.duration |
Duration of task execution |
Application connection metrics
| Metric name | Description |
|---|---|
axon.applications.duration.connection |
Duration of application connections |
axon.applications.throughput.connect.count |
Number of application connect requests |
axon.applications.saturation.connected.count |
Number of applications currently connected |
axon.applications.throughput.disconnect.count |
Number of application disconnect requests |
axon.authentication.error.count |
Number of authentication errors |
Deprecated metrics
Release 2023.2.0 deprecates the following metrics. These will be removed from Axon Server in release 2024.0.0:
| Metric name | Replaced by |
|---|---|
axon.commands.count |
axon.commands.throughput.count |
axon.commands.rate.oneMinuteRate |
axon.commands.throughput.rate.oneMinuteRate |
axon.commands.rate.fiveMinuteRate |
axon.commands.throughput.rate.fiveMinuteRate |
axon.commands.rate.fifteenMinuteRate |
axon.commands.throughput.rate.fifteenMinuteRate |
axon.command |
axon.commands.duration |
axon.commands.active |
axon.commands.saturation.active.count |
axon.ApplicationCommandQueue.size |
axon.commands.saturation.queued.count |
axon.queries.count |
axon.queries.throughput.count |
axon.queries.rate.oneMinuteRate |
axon.queries.throughput.rate.oneMinuteRate |
axon.queries.rate.fiveMinuteRate |
axon.queries.throughput.rate.fiveMinuteRate |
axon.queries.rate.fifteenMinuteRate |
axon.queries.throughput.rate.fifteenMinuteRate |
axon.query |
axon.queries.duration |
axon.queries.active |
axon.queries.saturation.active.count |
axon.ApplicationQueryQueue.size |
axon.queries.saturation.queued.count |
axon.event.count |
axon.events.append.throughput.count |
axon.event.rate.oneMinuteRate |
axon.events.append.throughput.rate.oneMinuteRate |
axon.event.rate.fiveMinuteRate |
axon.events.append.throughput.rate.fiveMinuteRate |
axon.event.rate.fifteenMinuteRate |
axon.events.append.throughput.rate.fifteenMinuteRate |
axon.snapshot.count |
axon.snapshots.append.throughput.count |
axon.snapshot.rate.oneMinuteRate |
axon.snapshots.append.throughput.rate.oneMinuteRate |
axon.snapshot.rate.fiveMinuteRate |
axon.snapshots.append.throughput.rate.fiveMinuteRate |
axon.snapshot.rate.fifteenMinuteRate |
axon.snapshots.append.throughput.rate.fifteenMinuteRate |
axon.GlobalSubscriptionMetricRegistry.total |
axon.queries.subscriptionquery.throughput.total |
axon.GlobalSubscriptionMetricRegistry.updates |
axon.queries.subscriptionquery.throughput.updates |
axon.GlobalSubscriptionMetricRegistry.active |
axon.queries.subscriptionquery.saturation.active |
axon.QuerySubscriptionMetricRegistry.total |
axon.queries.subscriptionquery.throughput.total |
axon.QuerySubscriptionMetricRegistry.updates |
axon.queries.subscriptionquery.throughput.updates |
axon.QuerySubscriptionMetricRegistry.active |
axon.queries.subscriptionquery.saturation.active |
axon.ApplicationSubscriptionMetricRegistry.total |
axon.queries.subscriptionquery.throughput.total |
axon.ApplicationSubscriptionMetricRegistry.updates |
axon.queries.subscriptionquery.throughput.updates |
axon.ApplicationSubscriptionMetricRegistry.active |
axon.queries.subscriptionquery.saturation.active |
The deprecated metrics are still collected by default. To stop collecting the deprecated metrics set the property:
axoniq.axonserver.legacy-metrics-enabled=false