Blog

Mert Özen's blog posts on software development, backend, frontend, and DevOps.

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.NET Core Web API 36 C# Fundamentals 20 Object-Oriented Programming in C# 16 C# Collections and Generics 11 LINQ 17 Asynchronous Programming in C# 17 Advanced C# 14 C# Versions 6

1 posts found #deadlock

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Backend PART 08

C# Deadlocks, SynchronizationContext and ConfigureAwait

We reproduce the .Result deadlock for real with our own single-threaded SynchronizationContext and stop it with a watchdog. How await captures the context and Posts to it, why it does not hang in a console app or ASP.NET Core but risks thread pool starvation, async all the way, ConfigureAwait(false) in library code, the thread that does not change on a completed task, and the price of wrapping with Task.Run.

7 Nov 2026 9 min 4