books.google.de - This is the first, and still, the most comprehensive book to describe the sophisticated workings of the UNIX System V kernel--the internal algorithms, the structures that form the basis of the UNIX operating system, and their relationship to the programming interface. System programmers will gain a better...http://books.google.de/books/about/The_design_of_the_UNIX_operating_system.html?hl=de&id=NrBQAAAAMAAJ&utm_source=gb-gplus-shareThe design of the UNIX operating system