Technologies/Apache Kafka/kafka.topic.partitions
Apache KafkaApache KafkaMetric

kafka.topic.partitions

Number of partitions in topic
Dimensions:None
Available on:DatadogDatadog (1)OpenTelemetryOpenTelemetry (1)PrometheusPrometheus (1)
Interface Metrics (3)
DatadogDatadog
Total number of messages in the topic.
Dimensions:None
OpenTelemetryOpenTelemetry
Number of partitions in topic.
Dimensions:None
PrometheusPrometheus
Number of partitions for this Topic
Dimensions:None
Sources
kafka.topic.sizegithub.com
kafka.topic.partitionsgithub.com
kafka_topic_partitionsgithub.com
Related Insights (1)
Kafka Partition Imbalance in Lambda Event Processingcritical

Lambda limits MaximumPollers to the number of Kafka topic partitions to maintain ordered processing within partitions. When a topic has few partitions relative to message volume, Lambda cannot scale event pollers sufficiently, creating a throughput ceiling regardless of provisioned capacity.

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