On 05/16/13 22:43, Blair Bethwaite wrote: > Hi all, > > We're running a KVM based OpenStack cloud. I recently realised we don't > have the IOMMU turned on in our hypervisors. All indications I know about > and can find suggest it's only really useful if you want guests accessing > host devices directly, e.g., PCI pass-through. But I wonder if there are > any other performance advantages to be gained...? Virtio, for one, doesn't > seem to use this/need this. > > > > _______________________________________________ > Mailing list: https://launchpad.net/~openstack > Post to : openstack@lists.launchpad.net > Unsubscribe : https://launchpad.net/~openstack > More help : https://help.launchpad.net/ListHelp > No, it's generally only for device pass-through.
-- -- Matthew Thode (prometheanfire)
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_______________________________________________ Mailing list: https://launchpad.net/~openstack Post to : openstack@lists.launchpad.net Unsubscribe : https://launchpad.net/~openstack More help : https://help.launchpad.net/ListHelp
