thread_cache_size on linux

Hello, I am trying to tune mysql on linux for a web based application. Reading the docs I found thread_cache_size I checked what it was set to by default and found that it was 0. In the docs it says That it doesn't make much difference if you have a good thread implementation. So my ques

thread_cache_size on linux

I am trying to tune mysql on linux for a web based application. Reading throw the docs I found thread_cache_size I checked what it was set to by default and found that it was 0. In the docs it says That it doesn't make much difference if you have a good thread implementation. So my major question