Learning UNIX internals

[RW]

On Saturday 07 May 2005 17:30, Jon Drews wrote:
> On 5/7/05, Chris Hodgins <christopher.hodgins at gmail.com> wrote:
> > If you are interested in Unix and FreeBSD this is a good choice:
> >
> > http://www.amazon.co.uk/exec/obidos/tg/stores/detail/-/books/0201702452/r
> >eviews/026-9762435-1924466
>
>  Thank you Chris:
>
>  The problem is I don't know what semaphores, mutex locks or therading
> is. So this book is probably beyond my level.

If you put words like "monitor thread mutex semaphore" into google you will 
find a lot of introductory  comp-sci lecture notes on this subject.