Design of the Unix Operating System(Unix操作系统设计) By Maurice Bach

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文件名称：Design of the Unix Operating System(Unix操作系统设计) By Maurice Bach
文件大小：30.19MB
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更新时间：2018-07-07 16:18:23
操作系统 PREFACE ............................................................................................................. CHAPTER 1 GENERAL OVERVIEW OF THE SYSTEM ..................... 1 1.1 HISTORY ........................................................................................ ........ 1 1.2 SYSTEM STRUCTURE .............................................................. 4 1.3 USER PERSPECTIVE .................................................................... 6 1.4 OPERATING SYSTEM SERVICES .......................................... 14 1.5 ASSUMPTIONS ABOUT HARDWARE 15 1.6 SUMMARY ................................................................................... 18 CHAPTER 2 INTRODUCTION TO THE KERNEL ............................. 19 23 ARCHITECTURE OF THE UNIX OPERATING SYSTEM .................................................................................. 19 2.2 INTRODUCTION TO SYSTEM CONCEPTS ........................ 22 2.3 KERNEL DATA STRUCTURES ........................................... 34 2.4 SYSTEM ADMINISTRATION ................................................ 34 2.5 SUMMARY AND PREVIEW ................................................ 36 2.6 EXERCISES ............................................................................. 37 CHAPTER 3 THE BUFFER CACHE ..................................................... 38 3.1 BUFFER HEADERS ............................................................... 39 3.2 STRUCTURE OF THE BUFFER POOL .................................. 40 3.3 SCENARIOS FOR RETRIEVAL OF A BUFFER 42 3.4 READING AND WRITING DISK BLOCKS ........................ 53 3.5 ADVANTAGES AND DISADVANTAGES OF THE BUFFER CACHE ....................................................................................... 56 3.6 SUMMARY ............................................................................. 57 3.7 EXERCISES ............................................................................. 58 CHAPTER 4 INTERNAL REPRESENTATION OF FILES ................... 60 4.1 !NODES .................................................................................. 61 4.2 STRUCTURE OF A REGULAR FILE .................................. 67 4.3 DIRECTORIES ........................................................................ 73 4.4 CONVERSION OF A PATH NAME TO AN INODE 74 4.5 SUPER BLOCK ........................................................................ 76 4.6 !NODE ASSIGNMENT TO A NEW FILE ............................. 77 4.7 ALLOCATION OF DISK BLOCKS ....................................... 84 4.8 OTHER FILE TYPES ............................................................... 88 4.9 SUMMARY ............................................................................. 88 4.10 EXERCISES ............................................................................. 89 CHAPTER 5 SYSTEM CALLS FOR THE FILE SYSTEM ................... 91 5.1 OPEN ...................................................................................... 92 5.2 READ ...................................................................................... 96 5.3 WRITE .................................................................................. 101 5.4 FILE AND RECORD LOCKING ...................................... 103 5.5 ADJUSTING THE POSITION OF FILE I/O LSEEK . 103 5.6 CLOSE .................................................................................. 103 5.7 FILE CREATION ................................................................... 105 5.8 CREATION OF SPECIAL FILES ...................................... 107 5.9 CHANGE DIRECTORY AND CHANGE ROOT 109 5.10 CHANGE OWNER AND CHANGE MODE ........................ 110 5.11 STAT AND FSTAT .............................................................. 110 5.12 PIPES ....................................................................................... 111 5.13 DUP ....................................................................................... 117 5.14 MOUNTING AND UNMOUNTING FILE SYSTEMS 119 5.15 LINK ....................................................................................... 128 5.16 UNLINK .................................................................................. 132 5.17 FILE SYSTEM ABSTRACTIONS ....................................... 138 5.18 FILE SYSTEM MAINTENANCE ....................................... 139 5.19 SUMMARY ............................................................................. 140 5.20 EXERCISES ........................................................................ 140 CHAPTER 6 THE STRUCTURE OF PROCESSES ............................. 146 6.1 PROCESS STATES AND TRANSITIONS ............................. 147 6.2 LAYOUT OF SYSTEM MEMORY ....................................... 151 6.3 THE CONTEXT OF A PROCE,SS ........................................... 159 6.4 SAVING THE CONTEXT OF A PROCESS ........................ 162 6.5 MANIPULATION OF THE PROCESS ADDRESS SPACE ....................................................................................... 171 6.6 SLEEP ....................................................................................... 182 6.7 SUMMARY 188 6.8 EXERCISES 189 CHAPTER 7 PROCESS CONTROL .......................................................... 191 7.1 PROCESS CREATION .......................................................... 192 7.2 SIGNALS ............................................................................. 200 7.3 PROCESS TERMINATION ................................................ 212 7.4 AWAITING PROCESS TERMINATION ............................. 213 7.5 INVOKING OTHER PROGRAMS . • • 217 7.6 THE USER ID OF A PROCESS ........................................... 227 7.7 CHANGING THE SIZE OF A PROCESS ............................. 229 7.8 THE SHELL ........................................................................ 232 7.9 SYSTEM BOOT AND THE INIT PROCESS ........................ 235 7.10 SUMMARY ............................................................................. 238 7.11 EXERCISES ........................................................................ 239 CHAPTER 8 PROCESS SCHEDULING AND TIME ............................. 247 8.1 PROCESS SCHEDULING ..................................................... 248 8.2 SYSTEM CALLS FOR TIME ................................................ 258 8.3 CLOCK ....................................................................................... 260 8.4 SUMMARY ............................................................................. 268 8.5 EXERCISES ............................................................................. 268 CHAPTER 9 MEMORY MANAGEMENT POLICIES ........................ 271 9.1 SWAPPING ............................................................................. 272 9.2 DEMAND PAGING ............................................................... 285 9.3 A HYBRID SYSTEM WITH SWAPPING AND DEMAND PAGING 307 9.4 SUMMARY ............................................................................. 307 9.5 EXERCISES .......................................................................................... 308 CHAPTER 10 THE 1/0 SUBSYSTEM ..................................................... 312 10.1 DRIVER INTERFACES ..................................................... 313 10.2 DISK DRIVERS .................................................................... 325 10.3 TERMINAL DRI VERS .......................................................... 329 10.4 STREAMS ............................................................................. 344 10.5 SUMMARY ............................................................................. 351 10.6 EXERCISES ........................................................................ 352 CHAPTER 11 INTERPROCESS COMMUNICATION ........................ 355 11.1 PROCESS TRACING .......................................................... 356 11.2 SYSTEM V 1PC .................................................................... 359 11.3 NETWORK COMMUNICATIONS ....................................... 382 11.4 SOCKETS ............................................................................. 383 11.5 SUMMARY ............................................................................. 388 11.6 EXERC1SES ........................................................................ 389 CHAPTER 12 MULTIPROCESSOR SYSTEMS ....................................... 391 12.1 PROBLEM OF MULTIPROCESSOR SYSTEMS 392 12.2 SOLUTION WITH MASTER AND SLAVE PROCESSORS ........................................................................ 393 12.3 SOLUTION WITH SEMAPHORES ....................................... 395 12.4 THE TUNIS SYSTEM .......................................................... 410 12.5 PERFORMANCE LIMITATIONS ....................................... 410 12.6 EXERCISES ........................................................................ 410 CHAPTER 13 DISTRIBUTED UNIX SYSTEMS .................................. 412 13.1 SATELLITE PROCESSORS ................................................ 414 13.2 THE NEWCASTLE CONNECTION .................................. 422 13.3 TRANSPARENT DISTRIBUTED FILE SYSTEMS . . 426 13.4 A TRANSPARENT DISTRIBUTED MODEL WITHOUT STUB PROCESSES ........................................................................ 429 13.5 SUMMARY ................................................................................... 430 13.6 EXERCISES .............................................................................. 431 APPENDIX - SYSTEM CALLS ................................................................... 434 BIBLIOGRAPHY ............................................................................................. 454 INDEX .................................................................................................................. 458