[ovs-dev] Does ovs-vsctl add-br br01 really create a bridge just like brctl add-br br01?

Ben Pfaff blp at nicira.com
Sun Feb 10 03:49:21 UTC 2013


ovs-vswitchd generally uses the Netlink socket protocol.

On Sat, Feb 09, 2013 at 12:28:13PM +0800, ?????? wrote:
> HI
> 
>     Thanks, so, to do kernel configuration, how does ovs-vswitchd do? by
> direct function call or some other mechanism?
> 
> 
> 2013/2/9 Ben Pfaff <blp at nicira.com>
> 
> > On Fri, Feb 08, 2013 at 11:18:07AM +0800, ?????? wrote:
> > >    Thanks your reply. Yes, I read that manual several times before i sent
> > > the previous post here. This manual tell me that ovs-vsctl  is  a db
> > client
> > > to configure Open vSwitch configuration database maintained by
> > > ovsdb-server. So when you execute ovs-vsctl add-br br01 command, it
> > > actually only store this information in Bridge table of Open vSwitch
> > > configuration database.  Is my understanding right?
> >
> > Yes.  After ovs-vsctl updates the database, ovs-vswitchd then
> > reconfigures itself, and the kernel configuration, based on the new
> > database contents.
> >



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