On Mon, Nov 13, 2017 at 08:13:57PM +0100, Łukasz Rząsik wrote:
> 2017-10-25 0:05 GMT+02:00 Ben Pfaff <b...@ovn.org>:
> 
> > On Wed, Oct 18, 2017 at 09:17:53AM +0200, Jannis Ohms wrote:
> > > Hi
> > >
> > >
> > > I used the following command to create 4 queues
> > >
> > > ovs-vsctl -- set port s7-eth2 qos=@newqos -- --id=@newqos create qos
> > > type=linux-htb other-config:max-rate=10000000 queues:1=@newQ
> > queues:2=@newQ2
> > > queues:3=@newQ3 -- --id=@newQ create queue other-config:min-rate=2000000
> > > other-config:max-rate=2000000,2=@newQ2 -- --id=@newQ2 create queue
> > > other-config:min-rate=2000000 other-config:max-rate=5000000,3=@newQ3 --
> > > --id=@newQ3 create queue other-config:min-rate=2000000
> > > other-config:max-rate=6000000
> > >
> > > Now I wanted to know which queues precede each other i.e. if every queue
> > has
> > > a token and a packet to send who comes first. I requier this knowledge to
> > > address the latency aspect of my QoS.
> > >
> > > I looked into Linux tc-htb manpage (https://linux.die.net/man/8/tc-htb)
> > >
> > > They define a prio property which seems to define  the precedence between
> > > the queues.
> > >
> > > Can I pass this as an aditional parameter via ovs-vsctl
> >
> > OVS doesn't currently support the prio (priority) setting, and currently
> > sets all priorities to 0.  If you want to submit a patch to add support
> > for this feature, I think it would be a reasonable addition.
> > _______________________________________________
> > discuss mailing list
> > disc...@openvswitch.org
> > https://mail.openvswitch.org/mailman/listinfo/ovs-discuss
> >
> 
> Hi Ben, Jannis,
> 
> I was about to implement prio (priority) setting for htb but I realized it
> is actually implemented.
> At least when I set other-config:priority for a given port then I can see
> it set correctly with tc class show.
> 
> Am I right or am I missing something? Maybe you meant something else?

Oh, that's funny.  You're right, and it's even documented.  I checked
the source before I replied, but I must have been looking at some other
QoS discipline.

Jannis, what's wrong with what's there?
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