[ovs-discuss] Lookup and Match count behavior

love you thunder.love07 at gmail.com
Wed May 22 16:25:37 UTC 2013

I am sending the non matching packet from the ostinato and my physical
interface is down, I also didn't have any virtual machine on my setup.

One more thing here is that the lookup count is incremented by 2 only.

On Wednesday, May 22, 2013, Jesse Gross <jesse at nicira.com> wrote:
> On Wed, May 22, 2013 at 6:31 AM, love you <thunder.love07 at gmail.com>
>> sorry the behavior was observed for non-matching packets, let me explain
>> again
>> I have following observations regarding the dump-table stats, I think the
>> actual behavior is incorrect, please confirm.
>> Table stats should increment the lookup and matched count by one for
>> non-matching packet. When we are sending two non-maching packet for a
>> entry, the match count is incremented by three.
>> For even count of packets, odd number of matched counts are incremented.
>> However as per my understanding the match count for non matching packet
>> incremented because of hidden flows of the switch.
>> Steps:-
>> 1) Add flow entry with valid ether-type 0x0800 with action forward
>> 2) show table statistics
>> 3) send two matching packets with ether type as 0x0800 for flow entries
>> check statistics
>> Expected Result:-
>> step 2 will show zero packet lookups and zero packet matches
>> after step 3, packet lookups will be 2 and packet matches will be 2
>> Actual Result
>> after step 3, packet lookups will be 2 and packet matches will be 3
> ARP?
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