System Emulation Management and Interoperability

This section of the manual contains documents and specifications that are useful for making QEMU interoperate with other software.

• Barrier client protocol
  • Message format
  • Protocol Description
• Dirty Bitmaps and Incremental Backup
  • Overview
  • Supported Image Formats
  • Dirty Bitmap Names
  • Bitmap Status
  • Basic QMP Usage
  • Bitmap Persistence
  • Transactions
  • Incremental Backups - Push Model
  • Push Backup Errors & Recovery
• D-Bus
  • Introduction
  • Security
  • Guidelines
  • QEMU Interfaces
• D-Bus VMState
  • org.qemu.VMState1 interface
• D-Bus display
  • org.qemu.Display1.VM interface
  • org.qemu.Display1.Console interface
  • org.qemu.Display1.Keyboard interface
  • org.qemu.Display1.Mouse interface
  • org.qemu.Display1.MultiTouch interface
  • org.qemu.Display1.Listener interface
  • org.qemu.Display1.Listener.Unix.Map interface
  • org.qemu.Display1.Listener.Win32.Map interface
  • org.qemu.Display1.Listener.Win32.D3d11 interface
  • org.qemu.Display1.Clipboard interface
  • org.qemu.Display1.Audio interface
  • org.qemu.Display1.AudioOutListener interface
  • org.qemu.Display1.AudioInListener interface
  • org.qemu.Display1.Chardev interface
• Live Block Device Operations
  • Disk image backing chain notation
  • Brief overview of live block QMP primitives
  • Interacting with a QEMU instance
  • Example disk image chain
  • A note on points-in-time vs file names
  • Live block streaming — block-stream
  • Live block commit — block-commit
  • Live disk synchronization — drive-mirror and blockdev-mirror
  • Live disk backup — blockdev-backup and the deprecated drive-backup
• QEMU NBD protocol support
  • Metadata namespaces
  • qemu namespace
  • Features by version
• Parallels Expandable Image File Format
  • Definitions
  • Header
  • BAT
  • Data Area
  • Format Extension
  • Dirty bitmaps feature
• Parallels Disk Format
  • Definitions
  • Description file
• Persistent reservation helper protocol
  • Connection and initialization
  • Command format
• QEMU Machine Protocol Specification
  • Protocol Specification
  • QMP Examples
  • Capabilities Negotiation
  • Compatibility Considerations
  • Downstream extension of QMP
• QEMU Guest Agent
  • Synopsis
  • Description
  • Options
  • Files
  • See also
• QEMU Guest Agent Protocol Reference
  • QEMU guest agent protocol commands and structs
• QEMU QMP Reference Manual
  • Introduction
  • QMP errors
  • Common data types
  • Socket data types
  • VM run state
  • Cryptography
  • Background jobs
  • Block devices
  • Character devices
  • Dump guest memory
  • Net devices
  • eBPF Objects
  • Rocker switch device
  • TPM (trusted platform module) devices
  • Remote desktop
  • Input
  • User authorization
  • Migration
  • Transactions
  • Tracing
  • Compatibility policy
  • QMP monitor control
  • QMP introspection
  • QEMU Object Model (QOM)
  • Device infrastructure (qdev)
  • Machines S390 data types
  • Machines
  • Record/replay
  • Yank feature
  • Miscellanea
  • Audio
  • ACPI
  • PCI
  • Statistics
  • Virtio devices
  • VFIO devices
  • Cryptography devices
  • CXL devices
• QEMU Storage Daemon QMP Reference Manual
  • Common data types
  • Socket data types
  • Cryptography
  • Background jobs
  • Block devices
  • Character devices
  • User authorization
  • Transactions
  • QMP monitor control
  • QMP introspection
  • QEMU Object Model (QOM)
• Vhost-user Protocol
  • Introduction
  • Message Specification
  • Communication
  • Backend program conventions
• Vhost-user-gpu Protocol
  • Introduction
  • Wire format
  • Communication
• Vhost-vdpa Protocol
  • Introduction
• Virtio balloon memory statistics
• VNC LED state Pseudo-encoding
  • Introduction
  • Pseudo-encoding
  • LED state Pseudo-encoding