Apache Ambari Operations
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Kafka - Hosts

Metrics that show operating status for Kafka cluster on a per broker level.

Use the drop-down menus to customize your results:

  • Kafka broker

  • Host

  • Whether to view the largest (top) or the smallest (bottom) values

  • Number of values that you want to view

  • Aggregator to use: average, max value, or the sum of values

Row

Metrics

Description

BYTES IN & OUT / MESSAGES IN / UNDER REPLICATED PARTITIONS

Bytes In & Bytes Out /secRate at which bytes produced into the Kafka broker and rate at which bytes are being consumed from the Kafka broker.
Messages In /secNumber of messages produced into the Kafka broker.
Under Replicated PartitionsNumber of under-replicated partitions in the Kafka broker.

PRODUCER & CONSUMER REQUESTS

Producer Req /sec

Rate at which producer requests are made to the Kafka broker.

Consumer Req /sec

Rate at which consumer requests are made from the Kafka broker.

REPLICA MANAGER PARTITION/LEADER/FETCHER MANAGER MAX LAG

Replica Manager Partition CountNumber of topic partitions being replicated for the Kafka broker.
Replica Manager Leader CountNumber of topic partitions for which the Kafka broker is the leader.
Replica Fetcher Manager MaxLag clientId ReplicaShows the lag in replicating topic partitions.
ISR SHRINKS / ISR EXPANDSIsrShrinks /secIndicates if any replicas failed to be in ISR for the host.
IsrExpands /secIndicates if any replica has caught up with leader and re-joined the ISR for the host.