软件说明：

Computer Systems A Programmer's Perspective<br>Randal E. Bryant<br>David R. O’Hallaron<br>非常经典的以程序员的角度看待整个计算机系统，涵盖了系统的方方面面。<br><br>This book is for programmers who want to improve their skills by learning about what is going on “under<br>the hood” of a computer system. Our aim is to explain the important and enduring concepts underlying all<br>computer systems, and to show you the concrete ways that these ideas affect the correctness, performance,<br>and utility of your application programs. By studying this book, you will gain some insights that have<br>immediate value to you as a programmer, and others that will prepare you for advanced courses in compilers,<br>computer architecture, operating systems, and networking.