Pt. 1 On Architecture

1 What is Architecture? John Klein Klein, John David Weiss Weiss, David 3

2 A Tale of Two Systems: A Modern-Day Software Fable Pete Goodliffe Goodliffe, Pete 25

Pt. 2 Enterprise Application Architecture

3 Architecting For Scale Jim Waldo Waldo, Jim 45

4 Making Memories Michael Nygard Nygard, Michael 63

5 Resource-Oriented Architectures: Being "In the Web" Brian Sletten Sletten, Brian 89

6 Data Grows Up: The Architecture of the Facebook Platform Dave Fetterman Fetterman, Dave 111

Pt. 3 Systems Architecture

7 Xen and the Beauty of Virtualization Derek Murray Murray, Derek Keir Fraser Fraser, Keir 155

8 Guardian: A Fault-Tolerant Operating System Environment Greg Lehey Lehey, Greg 175

9 JPC: An X86 PC Emulator in Pure Java Rhys Newman Newman, Rhys Christopher Dennis Dennis, Christopher 199

10 The Strength of Metacircular Virtual Machines: Jikes RVM Ian Rogers Rogers, Ian Dave Grove Grove, Dave 235

Pt. 4 End-User Application Architectures

11 GNU Emacs: Creeping Featurism is A Strength Jim Blandy Blandy, Jim 263

12 When the Bazaar Sets Out To Build Cathedrals Till Adam Adam, Till Mirko Boehm Boehm, Mirko 279

Pt. 5 Languages and Architecture

13 Software Architecture: Object-Oriented Versus Functional Bertrand Meyer Meyer, Bertrand 315

14 Rereading the Classics Panagiotis Louridas Louridas, Panagiotis 349

Afterword William J. Mitchell Mitchell, William J. 383

Index 393