[ovs-discuss] No Meter capabilities

[Ben Pfaff]

On Thu, Jan 09, 2014 at 07:18:45PM -0800, Guy A wrote:
> I installed openvswitch using the latest source (version 2.1.90) to
> get support for the Openflow 1.3 Meters feature. Though when I try
> and add a meter I get the OUT_OF_METERS error:
> 
> # ovs-ofctl -O OpenFlow13 add-meter br0 meter=1,kbps,band=type=drop,rate=30000
> OFPT_ERROR (OF1.3) (xid=0x2): OFPMMFC_OUT_OF_METERS
> OFPT_METER_MOD (OF1.3) (xid=0x2): ADD meter=1 kbps bands=
> type=drop rate=30000
> 
> Also the switch shows 0 meter capabilities when I request meter-features:
> 
> # ovs-ofctl -O OpenFlow13 meter-features br0
> OFPST_METER_FEATURES reply (OF1.3) (xid=0x2):
> max_meter:0 max_bands:0 max_color:0
> band_types: 0
> capabilities: 0
> 
> Does anyone know why this is?

OpenFlow protocol support for meters is implemented, but the datapaths
(e.g. the kernel module) don't support meters.