Pulsar OpenTelemetry Metrics
Pulsar exposes the following OpenTelemetry metrics.
Broker
Topic Lookup metrics
pulsar.broker.lookup.request.duration
The duration of topic lookup requests (either binary or HTTP)
- Type: Histogram
- Unit:
second
- Attributes:
pulsar.lookup.response
- The response type of the lookup requestfailure
broker
redirect
pulsar.broker.request.topic.lookup.concurrent.usage
The number of pending lookup operations in the broker. When it reaches threshold "maxConcurrentLookupRequest" defined in broker.conf, new requests are rejected.
- Type: UpDownCounter
- Unit:
{operation}
pulsar.broker.request.topic.lookup.concurrent.limit
The maximum number of pending lookup operations in the broker. Equal to "maxConcurrentLookupRequest" defined in broker.conf.
- Type: UpDownCounter
- Unit:
{operation}
pulsar.broker.topic.load.concurrent.usage
The number of pending topic load operations in the broker. When it reaches threshold "maxConcurrentTopicLoadRequest" defined in broker.conf, new requests are rejected.
- Type: UpDownCounter
- Unit:
{operation}
pulsar.broker.topic.load.concurrent.limit
The maximum number of pending topic load operations in the broker. Equal to "maxConcurrentTopicLoadRequest" defined in broker.conf.
- Type: UpDownCounter
- Unit:
{operation}