KIP-859 — Add Metadata Log Processing Error Related Metrics
Accepted Kafka 3.3 MetricsKRaft
Adds metadata-apply-error-count and metadata-load-error-count metrics to broker metadata processing, and MetadataErrorCount to the controller, tracking failures during MetadataDelta generation and MetadataImage application in KRaft mode. Errors during metadata log processing can leave the node's in-memory state inconsistent with no observable signal, making diagnosis impossible without grepping logs.
Details
| Author | Niket Goel |
| Status | Accepted |
| Kafka Version | 3.3 |
| JIRA | KAFKA-14114 |
| Wiki | View on Apache Wiki |
| Created | 2022-07-26 |
| Last Modified | 2022-08-04 |
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