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[mininet-discuss] ovs-vswitchd support?
brandonh at stanford.edu
Wed Oct 26 18:00:44 PDT 2011
On Wed, Oct 26, 2011 at 4:01 PM, Rob Sherwood <rob.sherwood at bigswitch.com>wrote:
> On Tue, Oct 25, 2011 at 2:45 PM, Bob Lantz <rlantz at cs.stanford.edu> wrote:
> > Agreed on the startup time issue; when the reference kernel switch was
> > abandoned and we had to switch to Open vSwitch, Mininet startup got a lot
> > slower, which was unfortunate. ;-(
> So, I'm reading up more on the new and fancy ovs-vswitchd features and
> apparently startup time is a non-issue. If I'm reading this
> correctly, you start a *single* instance of ovsdb-server (the
> database) and ovs-vswitchd (the openflow daemon) that manages the
> entire machine, and then you create logical switches (called bridges
> in the docs) with the ovs-vsctl command:
> For example, to create two mininet switches, you would run:
> [initial setup]
> ovsdb-server --remote=punix:/usr/local/var/run/openvswitch/db.sock
> ovs-vswitchd --pidfile --detach # NOTE: this is shared across all
> OpenFlow switch instances
> [add switch1]
> ovs-vsctl add-br switch1
> ovs-vsctl set-controller switch1 tcp:localhost:6633
> [add switch2]
> ovs-vsctl add-br switch2
> ovs-vsctl set-controller switch2 tcp:localhost:6633
> Let me see if I can cobble some of this together and I can report
> back, but for people who know OVS better, does this sound right? (I
> could just post to the OVS list, but this is really more of a mininet
> Separate question: what is the canonical home of mininet now, both in
> terms of source and webpage? git://gitosis.stanford.edu or
Everything's moving to GitHub. Consider gitosis deprecated.
> If one is deprecated, could it be removed for clarity?
Aside from within the VM setup notes (which I just changed), where else is
it referenced? I'm holding off on changing the link to the old VM because
that needs a few more changes first. I added a note on the front Mininet
page as well as Download.
> - Rob
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