Corporation http://www.virtualbox.org Contents 1 Introduction 24 1.1 Modularity: the building blocks of VirtualBox . . . . . . . . . . . . . . . . . . . 24 1.2 Two guises of the same “Main API”: the files that are needed to write code that interacts with VirtualBox. 1.1 Modularity: the building blocks of VirtualBox VirtualBox is cleanly separated into several layers, which can be visualized like interest for purposes of the SDK is the API layer block that sits on top of all the previously mentioned blocks. This API, which we call the “Main API”, exposes the entire feature set of the virtualization engine

Corporation http://www.virtualbox.org Contents 1 Introduction 24 1.1 Modularity: the building blocks of VirtualBox . . . . . . . . . . . . . . . . . . . 24 1.2 Two guises of the same “Main API”: the files that are needed to write code that interacts with VirtualBox. 1.1 Modularity: the building blocks of VirtualBox VirtualBox is cleanly separated into several layers, which can be visualized like interest for purposes of the SDK is the API layer block that sits on top of all the previously mentioned blocks. This API, which we call the “Main API”, exposes the entire feature set of the virtualization engine

. . . . . . . . . . . . . . . . . . . . 84 4.10 Memory Overcommitment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85 4.10.1 Memory Ballooning . . . . . . . . . . . . . . . . . . . . 19 Oracle VM VirtualBox Watchdog . . . . . . . . . . . . . . . . . . . . . . . . . . . 278 9.19.1 Memory Ballooning Control . . . . . . . . . . . . . . . . . . . . . . . . 279 9.19.2 Host Isolation Detection . . . . . . . . . . . . . . . . . . . . . . . 322 12.8.1 Cannot Start VM, Not Enough Contiguous Memory . . . . . . . . . . . 322 13 Security Guide 323 13.1 General Security Principles . . . . . . .

Corporation http://www.virtualbox.org Contents 1 Introduction 21 1.1 Modularity: the building blocks of VirtualBox . . . . . . . . . . . . . . . . . . . 21 1.2 Two guises of the same “Main API”: the files that are needed to write code that interacts with VirtualBox. 1.1 Modularity: the building blocks of VirtualBox VirtualBox is cleanly separated into several layers, which can be visualized like interest for purposes of the SDK is the API layer block that sits on top of all the previously mentioned blocks. This API, which we call the “Main API”, exposes the entire feature set of the virtualization engine

Corporation http://www.virtualbox.org Contents 1 Introduction 21 1.1 Modularity: the building blocks of VirtualBox . . . . . . . . . . . . . . . . . . . 21 1.2 Two guises of the same “Main API”: the files that are needed to write code that interacts with VirtualBox. 1.1 Modularity: the building blocks of VirtualBox VirtualBox is cleanly separated into several layers, which can be visualized like interest for purposes of the SDK is the API layer block that sits on top of all the previously mentioned blocks. This API, which we call the “Main API”, exposes the entire feature set of the virtualization engine

Corporation http://www.virtualbox.org Contents 1 Introduction 23 1.1 Modularity: the building blocks of VirtualBox . . . . . . . . . . . . . . . . . . . 23 1.2 Two guises of the same “Main API”: the files that are needed to write code that interacts with VirtualBox. 1.1 Modularity: the building blocks of VirtualBox VirtualBox is cleanly separated into several layers, which can be visualized like interest for purposes of the SDK is the API layer block that sits on top of all the previously mentioned blocks. This API, which we call the “Main API”, exposes the entire feature set of the virtualization engine

Corporation http://www.virtualbox.org Contents 1 Introduction 21 1.1 Modularity: the building blocks of VirtualBox . . . . . . . . . . . . . . . . . . . 21 1.2 Two guises of the same “Main API”: the files that are needed to write code that interacts with VirtualBox. 1.1 Modularity: the building blocks of VirtualBox VirtualBox is cleanly separated into several layers, which can be visualized like interest for purposes of the SDK is the API layer block that sits on top of all the previously mentioned blocks. This API, which we call the “Main API”, exposes the entire feature set of the virtualization engine

Corporation http://www.virtualbox.org Contents 1 Introduction 21 1.1 Modularity: the building blocks of VirtualBox . . . . . . . . . . . . . . . . . . . 21 1.2 Two guises of the same “Main API”: the files that are needed to write code that interacts with VirtualBox. 1.1 Modularity: the building blocks of VirtualBox VirtualBox is cleanly separated into several layers, which can be visualized like interest for purposes of the SDK is the API layer block that sits on top of all the previously mentioned blocks. This API, which we call the “Main API”, exposes the entire feature set of the virtualization engine

Corporation http://www.virtualbox.org Contents 1 Introduction 23 1.1 Modularity: the building blocks of VirtualBox . . . . . . . . . . . . . . . . . . . 23 1.2 Two guises of the same “Main API”: the files that are needed to write code that interacts with VirtualBox. 1.1 Modularity: the building blocks of VirtualBox VirtualBox is cleanly separated into several layers, which can be visualized like interest for purposes of the SDK is the API layer block that sits on top of all the previously mentioned blocks. This API, which we call the “Main API”, exposes the entire feature set of the virtualization engine

Oracle Corporation http://www.virtualbox.org Contents 1 Introduction 21 1.1 Modularity: the building blocks of VirtualBox . . . . . . . . . . . . . . . . . . . 21 1.2 Two guises of the same “Main API”: the files that are needed to write code that interacts with VirtualBox. 1.1 Modularity: the building blocks of VirtualBox VirtualBox is cleanly separated into several layers, which can be visualized like in interest for purposes of the SDK is the API layer block that sits on top of all the previously mentioned blocks. This API, which we call the “Main API”, exposes the entire feature set of the virtualization engine