Daniel de Kok wrote:
> I personally like these two books:
> 
> * The Design of the Unix Operating System, Maurice J. Bach
> * The Design and Implementation of the 4.4 BSD Operating System,  
>   Marshall Kirk McKusick, et al.

and:
   * "Unix Internals: The new frontiers", Vahalia, Prentice Hall
(ISBN 0-13-101908-2).

> 
> The following book is useful for getting a more detailed overview of 
> filesystem design:
> 
> * Unix Filesystems: Evolution, Design and Implementation, Steve Pate
> 
> But be aware, that the the "Design of..." books listed above are a bit 
> old but they are good for understanding the design of Unix and BSD kernels.
> 
> The Tanenbaum book is very nice, but a different beast altogether
> (both Minix and the book). It is good for learning Unix-like operating
> system basics, but not for diving into *BSD code.
> 
> -- Daniel
> 
>