Re: [Engine-devel] Network Wiring

On Sun, Nov 18, 2012 at 05:01:30AM -0500, Alona Kaplan wrote: <snip> > > > purge a network while it is connected to VMs: Link-Down on all nics > > > and connect to the empty/no network. (Yes I know, it's not par of > > > the > > > feature, but you know someone will ask for it soon :)) > > > It should not be hard to implement; In > > http://wiki.ovirt.org/wiki/Feature/DetailedNetworkWiring#New_API I > > suggest passing > > no 'network' element to mean "connected to nothing". > > > I don't really understand why changing the link state to down is not enough? > What is the added value of connecting "unwired" nic to a none network? It is not a big deal of a difference, but the semantics of having no network is clear: you can run the VM if networks are missing, you can remove a network when the VM is running. When a VM is associated to a network, but its link state is down, the "right" semantics is more vague.