How does [ThreadStatic] attribute work? I assumed that the compiler would emit some IL to stuff/retrieve the value in the TLS, but looking at a disassembly it doesn't seem to do it at that level. ...

I'm working on a very large and old code base of a desktop winform application. In this code base there are lots of operations performed in background threads, mainly using BackgroundWorker. A com...

Is using ThreadStatic and setting the context every time await completes "an option"? Is there another way? public async void Test() { // This is in Thread 1 Foo foo = new Foo(); Context.contex...

I've written myself a multi-threaded random generator public static class MyRandGen { private static Random GlobalRandom = new Random(); [ThreadStatic] private static Random ThreadRandom = new ...

This question in stackoverflow asks how [ThreadStatic] is implemented: How does the ThreadStatic attribute work? Some suggested that it should be viewed as an extension of the Thread object. I'm n...

I want to figure out about singleton pattern designs. I want to create seperated instances for per thread from my singleton class. So I provided two designs below. It is Working class Program { ...

Is there a possibility to use thread static like variables within a single request? The current code uses a thread static variable for logging purposes and now we want to use async controller metho...

[ThreadStatic] is defined using attribute while ThreadLocal<T> uses generic. Why different design solutions were chosen? What are the advantages and disadvantages of using generic over attr...

Please consider these sceanrios: An async .ashx handler A async .asmx web-service method A sync MVC 5 controller action method I am trying to figure out a way to set "logical thread" specific d...

I was reading through the tips and tricks post and I thought I'd try out some of the C# stuff that I'd never done before. Therefore, the following code serves no actual purpose, but is just a 'test...

I am using a proprietary IoC mechanism in my asp.net mvc3 application (on IIS7) that saves state in [ThreadStatic] fields and therefore relies on an assumption that HttpApplication.BeginRequest, Ht...

I have a logging framework that I've written that has the ability to track "logging context". It has a pluggable strategy framework, however the one I use most often is a ThreadStatic variant that ...

I recently read this post about poor performance of fields marked ThreadStatic - they're apparently 60x slower than normal field access. Does .NET 4's ThreadLocal< T > perform any better? Are t...

I was wondering how TransactionScope class works to keep the transaction between different method calls (without the need to pass it as a parameter) and I came to this doubt. I've got two considera...

I've written small test program and was surprised why lock {} solution performs faster than lock-free but with [ThreadStatic] attribute over static variable. [ThreadStatic] snippet: [ThreadStatic...

Update: as I should have expected, the community's sound advice in response to this question was to "measure it and see." chibacity posted an answer with some really nice tests that did this for me...

I have a component that needs to store static values fore each thread. It's a general component that can be used in many scenarios and not only in ASP.NET. I was thinking to use the [ThreadStatic]...

This is not a question of how to automatically call dispose - my problem is the opposite: I have a thread pool where each thread has a ThreadStatic Graphics (which was created from an Image) to per...

Is there a way to make newly-spawned threads inherit the values of ThreadStatic state (or something like it) on their parent threads? I would like to use this (or something like it) to implement "d...