The Brokers page displays summary of usage of brokers in a selected cluster.
This tab displays the list of clusters currently connected. Broker metrics are displayed for each cluster. Click a cluster name to view the associated metrics.
This panel displays the following metrics depending upon the broker usage.
Click any metric to display the list of associated brokers.
|CPU Usage > 80%||The list of brokers consuming more than 80% of CPU.|
|Disk Wait > 0.05%||The list of brokers leading the CPU wait more than 0.05% of the time for a thread to become available for disk read/write operations.|
|Used/Total Memory > 80%||The brokers whose associated nodes use more than 80% of the capacity.|
The following metrics are displayed for each broker of the selected cluster.
Click any broker in the list to view more details about that broker.
|Controller||The controller that is currently active in the kafka cluster. One broker is elected as the active controller within the brokers group. The active broker has a tick mark against the associated record.|
|Broker ID||The ID of the broker in the Kafka cluster.|
|Host||The name of the host in the cluster.|
|Topics||The number of topics in the broker.|
|# of Partitions||The number of partitions.|
|# of Leaders||The number of elected leaders in the partition.|
|Under Replicated Partitions||The number of under replicated partitions in the Kafka cluster.|
|Bytes In/Out||Amount of incoming and outgoing data.|
|Request Handler Idle Ratio||Ratio of time or fraction of time at which the request handler is idle. The values can be 0 or 1 or any value between 0 and 1. 0 represents that no resources are available to use and 1 represents that all resources are available.|
|Status||The state of the broker, whether active or inactive.|