What is the java signal dispatcher thread?

Question

I was looking through a thread dump of a java process, and notice some threads blocked by signal dispatcher.

What is signal dispatcher? What does it do?

Answer 1

I found an article about this on IBM developerWorks. When the OS raises a signal to the JVM, the signal dispatcher thread will pass the signal to the appropriate handler

Revelations on Java signal handling and termination by Chris White, Software Engineer, IBM