[ovs-discuss] OFPMP_FLOW_STATS not supported?

Martin Frlin martin.frlin at gmail.com
Thu Nov 28 14:56:13 UTC 2019


Yes, it is OpenFlow version 1.5 and I am using Open vSwitch 2.12.0.
Documentation is unclear which parts of OFv1.5 are supported and which are
not. I found and old thread asking the same question and it seems that flow
stats are not supported. I switched to OFv1.4 which seems to work fine for
now.

V V sob., 16. nov. 2019 ob 22:38 je oseba Ben Pfaff <blp at ovn.org> napisala:

> On November 13, 2019 5:24:36 AM PST, Martin Frlin <martin.frlin at gmail.com>
> wrote:
>>
>> I am sending flow stats message to the switch but I get error in
>> response. Am I doing something wrong or are flow stats really unsupported?
>>
>>
>>    1. EventOFPErrorMsg received.
>>    2. version=0x6, msg_type=0x1, msg_len=0x4c, xid=0xee7e7eca
>>    3.  `-- msg_type: OFPT_ERROR(1)
>>    4. OFPErrorMsg(type=0x1, code=0x2,
>>    data=b'\x06\x12\x00\x40\xee\x7e\x7e\xca\x00\x11\x00\x00\x00\x00\x00\x00\xff\x00\x00\x00\xff\xff\xff\xff\xff\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x0c\x80\x00\x00\x04\x00\x00\x00\x01\x00\x00\x00\x00')
>>    5.  |-- type: OFPET_BAD_REQUEST(1)
>>    6.  |-- code: OFPBRC_BAD_MULTIPART(2)
>>    7.  `-- data: version=0x6, msg_type=0x12, msg_len=0x40, xid=0xee7e7eca
>>    8.      `-- msg_type: OFPT_MULTIPART_REQUEST(18)
>>
>>
> It looks like this is OpenFlow 1.5? Make sure you're using a very recent
> version of OVS, because OpenFlow 1.5 is only fully supported in recent
> versions.
>
> Or you could drop back to an earlier version of OpenFlow, such as 1.3,
> which has been well supported for a long time.
>
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