Why is the Kafka consumer offset moved to the beginning, causing messages reprocessing ?

Solution Verified - Updated -

Issue

  • The Kafka consumers suddenly began to consume from the beginning of the topics, causing reprocessing of messages

Environment

  • AMQ Streams 2.x
  • Kafka consumer with the setting auto.offset.reset set in earliest

Optionally

  • Camel 3.20 / 4.3 or previous Red Hat Camel runtime versions

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