From Fedora Project Wiki
(Created page with "= KVM Live Block Migration = == Summary == Virtualize a performance monitoring unit for the guest's use == Owner == * Name: Justin M. Forbes == Current stat...")
 
(change owner + target version)
 
(9 intermediate revisions by 4 users not shown)
Line 3: Line 3:
== Summary ==
== Summary ==


Virtualize a performance monitoring unit for the guest's use
Provide live block migration for KVM guests


== Owner ==
== Owner ==
* Name: [[User:Jforbes| Justin M. Forbes]]
* Name: [[User:crobinso| Cole Robinson]]


== Current status ==
== Current status ==
* Targeted release: [[Releases/17|  Fedora 17]]  
* Targeted release: [[Releases/18|  Fedora 18]]  
* Last updated: 2011-01-23
* Last updated: 2012-01-24
* Percentage of completion: 50%
* Percentage of completion: 70%


== Detailed Description ==
== Detailed Description ==
Line 28: Line 28:
== Scope ==
== Scope ==


Qemu userspace updates targeted for the 1.0 and 1.1 releases
Qemu userspace updates targeted for the 1.1 release and will be added to Fedora qemu for testing over the next week.


== How To Test ==
== How To Test ==


* '''FIXME'''<i>(Test plan to be written)</i>
* '''FIXME'''<i>(Test plan to be written)</i>
== User Experience ==
Users will be able to migrate storage for running guests opening up a myriad of system management options previously not available.
== Contingency Plan ==
None necessary.
== Release Notes ==
KVM users can now migrate storage for running guests without interrupting service.
== Documentation ==
http://wiki.qemu.org/Features/LiveBlockMigration


== Comments and Discussion ==
== Comments and Discussion ==


http://wiki.qemu.org/Features/LiveBlockMigration
* See [[Talk:Features/KVM Live Block Migration]]
* See [[Talk:Features/KVM guest PMU]]


[[Category:FeaturePageIncomplete]]
[[Category:F17_Virt_Features|KVM Live Block Migration]]
[[Category:Virtualization|KVM Live Block Migration]]
[[Category:Virtualization|KVM Live Block Migration]]

Latest revision as of 14:08, 12 April 2012

KVM Live Block Migration

Summary

Provide live block migration for KVM guests

Owner

Current status

  • Targeted release: Fedora 18
  • Last updated: 2012-01-24
  • Percentage of completion: 70%

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 1.1 release and will be added to Fedora qemu for testing over the next week.

How To Test

  • FIXME(Test plan to be written)

User Experience

Users will be able to migrate storage for running guests opening up a myriad of system management options previously not available.

Contingency Plan

None necessary.

Release Notes

KVM users can now migrate storage for running guests without interrupting service.

Documentation

http://wiki.qemu.org/Features/LiveBlockMigration

Comments and Discussion