medium10 pts · first answer countskafkaflinkperformance

Lag grows behind a slow sink

Flink's web UI shows high backpressure on all operators before the sink that writes to Elasticsearch, and Kafka lag is growing. What is the most likely cause?

A.The Kafka source is reading too fastB.The sink is too slow, so upstream operators waitC.Checkpoints are being taken too oftenD.The watermark delay is set too strict

Discussion 0

Join free to post in the discussion.

Lag grows behind a slow sink

Discussion 0

Related questions