Xen Roadmap/Long term: Difference between revisions
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= Roadmap elements = |
= Roadmap elements = |
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== Elements slated for 4.3 == |
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{{RoadmapEntry |
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|Title=NUMA affinity for Credit Scheduler |
|Title=NUMA affinity for Credit Scheduler |
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|DescShort=Allow a "NUMA affinity" that is a suggestion to the scheduler which node to run on |
|DescShort=Allow a "NUMA affinity" that is a suggestion to the scheduler which node to run on |
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|Tags=4.3 |
|Tags=4.3 NUMA performance |
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* Add scheduler mechanism |
* Add scheduler mechanism |
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* Teach the xl toolstack to set it |
* Teach the xl toolstack to set it |
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}} |
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{{RoadmapEntry |
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|Title=NUMA memory migration |
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|DescShort=Ability to move a VM's memory from one node to another |
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|Tags=4.3 NUMA performance |
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* Manual migration |
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* Automatic migration |
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}} |
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{{RoadmapEntry |
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|Title=PV with HVM extensions |
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|DescShort=Using HVM extensions for PV guests |
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|Tags=4.3 linux |
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Purpose: |
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* Reduce pvops hooks in Linux |
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* Allow use of HAP, shadow |
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* Improve performance of 64-bit PV guests (syscall overhead) |
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Milestones: |
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* DomU |
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* Dom0 |
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}} |
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{{RoadmapEntry |
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|Title=ARM server port |
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|DescShort=Xen and Linux trees ready to run guests on the ARM server |
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|Tags=4.3 arm |
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}} |
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{{RoadmapEntry |
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|Title=blktap3 |
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|DescShort=A user-mode version of blktap; allows blktap to be used on pvops kernels |
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|Tags=4.3 pvops-parity |
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|Related= |
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A number of really cool features rely on blktap; unfortunately blktap is only avaiable in "classic" Xen kernels. Thiswill allow them to be used |
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}} |
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{{RoadmapEntry |
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|Title=Linux-based stubdom |
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|DescShort=Configuring a very small version of Linux that can run as a service domain (or "stub domain") |
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|Related=QEMU stubdom |
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Latest revision as of 15:21, 13 August 2012
Areas of work
Things that we should be thinking about to generate work to do:
- Performance
- Scalability
- New hardware
- New features
- Integration with other tools
Roadmap elements
| tags |
| related |
Elements slated for 4.3
NUMA affinity for Credit Scheduler
| Allow a "NUMA affinity" that is a suggestion to the scheduler which node to run on |
| tags 4.3 NUMA performance |
| related |
|
NUMA memory migration
| Ability to move a VM's memory from one node to another |
| tags 4.3 NUMA performance |
| related |
|
PV with HVM extensions
| Using HVM extensions for PV guests |
| tags 4.3 linux |
| related |
|
Purpose:
Milestones:
|
ARM server port
| Xen and Linux trees ready to run guests on the ARM server |
| tags 4.3 arm |
| related |
blktap3
| A user-mode version of blktap; allows blktap to be used on pvops kernels |
| tags 4.3 pvops-parity |
| related |
|
A number of really cool features rely on blktap; unfortunately blktap is only avaiable in "classic" Xen kernels. Thiswill allow them to be used |
Linux-based stubdom
| Configuring a very small version of Linux that can run as a service domain (or "stub domain") |
| tags |
| related QEMU stubdom |
| tags |
| related |
| tags |
| related |
| tags |
| related |
| tags |
| related |
| tags |
| related |
| tags |
| related |
| tags |
| related |
| tags |
| related |
