Dead letter queue

In message queueing the dead letter queue is a service implementation to store messages that meet one or more of the following criteria:
Dead letter queue storing of these messages allows developers to look for common patterns and potential software problems.
Queueing systems that incorporate dead letter queues include Amazon EventBridge, Amazon Simple Queue Service, Apache ActiveMQ, Google Cloud Pub/Sub, HornetQ, Microsoft Message Queuing, Microsoft Azure Event Grid and Azure Service Bus, WebSphere MQ, Solace PubSub+, Rabbit MQ, Apache Kafka and Apache Pulsar.