Welcome to qemu-live-block-operations’s documentation!

Contents:

• 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
    • QMP invocation for block-stream
  • Live block commit — block-commit
    • QMP invocation for block-commit
  • Live disk synchronization — drive-mirror and blockdev-mirror
    • QMP invocation for drive-mirror
    • QMP invocation for live storage migration with drive-mirror + NBD
    • Notes on blockdev-mirror
    • QMP invocation for blockdev-mirror
  • Live disk backup — drive-backup and blockdev-backup
    • QMP invocation for drive-backup
    • Notes on blockdev-backup
    • QMP invocation for blockdev-backup
• Dirty Bitmaps and Incremental Backup
  • Dirty Bitmap Names
  • Bitmap Modes
  • Basic QMP Usage
    • Supported Commands
    • Creation
    • Deletion
    • Resetting
  • Transactions
    • Justification
    • Supported Bitmap Transactions
    • Example: New Incremental Backup
    • Example: New Incremental Backup Anchor Point
  • Incremental Backups
    • Example: First Incremental Backup
    • Example: Second Incremental Backup
  • Errors
    • Example
    • Partial Transactional Failures
    • Grouped Completion Mode

Indices and tables

• Index
• Module Index
• Search Page