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Provide live block migration for KVM guests | |||
== Owner == | == Owner == | ||
Revision as of 15:14, 24 January 2012
KVM Live Block Migration
Summary
Provide live block migration for KVM guests
Owner
- Name: Justin M. Forbes
Current status
- Targeted release: Fedora 17
- Last updated: 2011-01-23
- Percentage of completion: 50%
Detailed Description
Provide a live block copy feature, it allows an image backing a guest disk to be copied while the guest is online. It will be used to implement storage vm motion. Streaming feature allows the guest to start execution while the parent image reside remotely (with/without shared storage)
Benefit to Fedora
Key use cases and deployment scenarios
1. Want to move the VM from low performing LUNs to high performing LUNs 2. Want to move from qcow to raw to improve performance 3. Want to free a LUN 4. Want to move a VM running on local storage to shared storage
Scope
Qemu userspace updates targeted for the 1.0 and 1.1 releases
How To Test
- FIXME(Test plan to be written)