Broker
- Navigate to MQ monitoring on the left pane in the Observability portal.
- Select Kafka from the Message queue drop-down list.
- Click Broker to view the broker related details. A screen similar to the following appears.
![Kafka Broker Dashboard](/observability/img/kafka-broker-dashboard.png)
By default, the Topic tab under it is selected similar to the following screen. the following widgets are available for you to comprehend metrics in a graph format.
Widget name | Description |
---|---|
Bytes in per second | Rate at which data is received or ingested into a specific topic in Kafka. |
Bytes in per second mean value | Average value of bytes in (per second) over a given time period. |
Bytes out per second | Total amount of data sent or transmitted (per second) out of a Kafka broker or cluster. |
Bytes out per second mean value | Average value of bytes out (per second) over a given time period. |
Message count |
- Click the Broker metrics tab. It contains the following widgets which lets you comprehend the metrics in a graph format.
Widget name | Description |
---|---|
JVM CPU | Identifies CPU usage patterns for resource optimization. |
JVM memory | Understand CPU usage patterns for resource optimization. |
GC time | understand GC behavior, optimizing JVM settings and so on related to garbage collection. |
GC count | Garbage collection count across different garbage collectors in Kafka. |
Thread count | Understand thread utilization, optimizing concurrency settings and so on related to thread management. |
Message count | Understand message throughput, topic activity, and optimize Kafka configurations for performance. |