Learn how to implement distributed locking for scheduled background tasks in .NET when scaling Azure App Service to multiple instances. Prevent duplicate  processing with industry-standard patterns.

When scaling Azure App Service to multiple instances, scheduled background tasks can run simultaneously causing duplicate processing. This post covers industry-standard solutions using proven libraries and patterns.

Distributed Locking in .NET: Preventing Duplicate Processing When Scaling Azure App Service

Understand why using .Result on async calls in ASP.NET Core can cause thread pool starvation in Azure App Service, how to identify it from metrics, and how to fix it with async all the way.

Sync-over-async with .Result can silently destroy throughput in Azure App Service by blocking request threads. Learn the failure pattern, symptoms, and the production-safe fix.

Thread Pool Starvation in .NET: Why Sync-over-Async Breaks Azure App Service

A concise guide to IReadOnlyCollection<T> in .NET. what it is, when to use it, and how it compares to other collection interfaces.

Csharp

Distributed Locking in .NET: Preventing Duplicate Processing When Scaling Azure App Service

Thread Pool Starvation in .NET: Why Sync-over-Async Breaks Azure App Service

What is IReadOnlyCollection<T> in .NET?