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Nova/USB controller hot cold plug

< Nova
Revision as of 05:46, 4 March 2014 by Yj.yuan@huawei.com (talk | contribs) (Technical verification)

USB controller hot/cold plug features

Related Content

https://wiki.openstack.org/wiki/Nova/USB_device%26USB_controller https://wiki.openstack.org/wiki/Nova/USB_device_hot_cold_plug

Background

Add/remove usb controller is a necessary supplement function for usb-passthrough.

User scenarios

1. When a user wants to copy mass data to a removable media for business trip him may want to use usb data disk. But for high speed, he should first create a ehci usb controller for usb device.

Technical verification

1. Test case

   Add different type usb controller to vm when vm in diffrent status(running, stopped and so on).

2. Xml definition

3. The test results

Proposed solution

1. Use cases

2. System requirements and things should be considered(An optional Implementation):