Stefan Kecskes

Never stop learning, because life never stops teaching

Kafka Dead Letter Queue Triage: Debugging 25,000 Failed Messages

Complete guide to Kafka Connect Dead Letter Queue (DLQ) troubleshooting. Learn systematic triage methods, error classification, and replay strategies from real production incidents with 25,000+ failed messages.

Posted by Stefan Kecskes on Tuesday, January 20, 2026

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Software writer, solutions architect, algorithms creator

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