How to know who kills my threads

Question

I got a thread that is just banishing.. i\'d like to know who is killing my thread and why.

It occurs to me my thread is being killed by the OS, but i\'d like to

Answer 1

Various people (including myself, here) pointed out that hosting a long-running thread in IIS is a bad idea. Your thread will being running inside an IIS 'worker process'. These processes are periodically terminated (recycled) by IIS, which will cause your thread to die.

I suggest that you try turning-off IIS worker process recycling to see if that makes a difference. You can find more information here.