> >>>>> So why introduce VCPU level apis? > >>>> > >>>> Adam Litke said IBM's performance team nead to control cpu bandwidth for each > >>>> vcpu. > >>> Right, but we do not export that as a User API, that was my suggestion. > >>> We can internally control each vcpu's bandwidth, i.e. divide equally. > >> > >> Hmm, I heard that some server could run CPUs at different speed. > >> May be this patch can simulate this behavior. > > That happens on my laptop as well, depending on the machine load CPU > > frequency is changed but it is done transparently. > > I means explicitly CPU speed configuring. ;) > > > > > I am not sure if we are trying to simulate that here. > > So why not leave the flexible interface here, and let users make > the decision? In my mind, the flexibility is not always a good thing. It is nothing but troublesome for the person who doesn't like detailed setting. I don't know how many people want this flexibility. I'm for Nikunj's desgin. Do you have any concerns? -- Best regards, Taku Izumi <izumi.taku@xxxxxxxxxxxxxx> -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list