Philippe Marshal writes[1]:

While porting the AJP adaptor to GemStone I stumbled upon the fact that I can't name processes in GemStone. I want to name the AJP acceptor thread 'AJP acceptor thread' and the worker threads 'AJP worker thread i'. I find this functionality quite useful in Pharo/Squeak.

[1] http://forum.world.st/Naming-a-Process-tt4541538.html