Hands-On Parallel Programming with C# 8 and .NET Core 3

Advantages, disadvantages, and when to avoid using ThreadPool

The advantages of the ThreadPool are as follows:

• Threads can be utilized to free up the main thread.
• Threads are created and maintained in an optimal way by CLR.

The disadvantages of the ThreadPool are as follows:

• With more threads, the code becomes difficult to debug and maintain.
• We need to do exception handling inside the worker method as any unhandled exception can result in the program crashing.
• Progress reporting, cancellations, and completion logic need to be written from scratch.

The following are the reasons when we should avoid ThreadPool:

• When we need a foreground thread.
• When we need to set an explicit priority to a thread.
• When we have long-running or blocking ...