CS 140 Lecture Notes: Virtual Machines

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Presentation transcript:

CS 140 Lecture Notes: Virtual Machines Process Abstraction Physical Memory Instruction Set Registers I/O Devices Hardware MMU Virtual Memory Operating System System Calls CS 140 Lecture Notes: Virtual Machines

CS 140 Lecture Notes: Virtual Machines Process Abstraction Physical Memory Instruction Set Registers I/O Devices Hardware MMU Process Virtual Memory Operating System System Calls CS 140 Lecture Notes: Virtual Machines

CS 140 Lecture Notes: Virtual Machines Physical Memory Instruction Set Registers I/O Devices Hardware MMU Virtual Machine Process Virtual Memory Operating System System Calls CS 140 Lecture Notes: Virtual Machines

Virtualizing Virtual Memory Guest Virtual AS Guest “Physical” AS Host “Machine” AS Guest MMU (Virtual) Real MMU Guest Page Tables Shadow Page Tables Virtual Machine Hardware CS 140 Lecture Notes: Virtual Machines

CS 140 Lecture Notes: Virtual Machines