Dm-qcow2 - Qcow2 as Device-mapper Block Device

Dm-qcow2 - Qcow2 as Device-mapper Block Device

Linux Foundation via YouTube Direct link

Why do we need a block device?

2 of 13

2 of 13

Why do we need a block device?

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Dm-qcow2 - Qcow2 as Device-mapper Block Device

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  1. 1 Intro
  2. 2 Why do we need a block device?
  3. 3 Ploop: in-kernel block device driver with custom image format
  4. 4 qcow2 format (brief explanation)
  5. 5 qcow2 format: overview
  6. 6 qcow2 format features.
  7. 7 Device-mapper framework
  8. 8 Snapshots
  9. 9 Operations with backing stores
  10. 10 dm-backup
  11. 11 What about qemu-nbd?
  12. 12 LXC integration?
  13. 13 dm-qcow2 applications: virtual machines

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