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Re: [Xen-API] PCI passthrough limit of device?

  • To: Melvin B. <melvinbr@xxxxxxxxxxxx>, "xen-api@xxxxxxxxxxxxx" <xen-api@xxxxxxxxxxxxx>
  • From: James Bulpin <James.Bulpin@xxxxxxxxxxxxx>
  • Date: Fri, 19 Oct 2012 13:09:57 +0100
  • Accept-language: en-US
  • Acceptlanguage: en-US
  • Delivery-date: Fri, 19 Oct 2012 12:10:06 +0000
  • List-id: User and development list for XCP and XAPI <xen-api.lists.xen.org>
  • Thread-index: Ac2sjCvt4kAcO2HgSdePKg7w3kviAQBZkPPg
  • Thread-topic: [Xen-API] PCI passthrough limit of device?

Melvin B wrote:
> What are the pci passthrough limitation of device, the maximum device that 
> can be passthrough.
> Suppose that I got 100 device to passthrough, it is possible to passthrough 
> them all to 100 hvm, one device for one vm?

Limits are not defined but 100 devices, one each to 100 VMs will probably work. 
I've seen similar scale using SR-IOV VFs.


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