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Debug an Azure queue backlog in a background worker

Diagnose a growing queue backlog in an Azure-based background processing system.

Debugging scenarioHard~12 min

Diagnoses duplicate processing from Azure Service Bus lock loss or Storage Queue visibility behavior without repeating generic idempotency theory.

.NETApplication InsightsASP.NET CoreAzureAzure App Service+3

Diagnose missing trace continuity when an API enqueues work processed by an Azure worker.

Investigate messages that repeatedly fail and move to a poison queue or dead-letter queue.

Covers queue-backed work, idempotency, retries, visibility timeout, poison messages, progress tracking, and choosing Storage Queues or Service Bus.