[dpdk-dev] How can I calculate/estimate pps(packet per seocond) and bps(bit per second) in DPDK pktg

Wiles, Keith keith.wiles at intel.com
Tue Nov 3 15:33:03 CET 2015


On 11/3/15, 8:30 AM, "Van Haaren, Harry" <harry.van.haaren at intel.com> wrote:

>Hi Keith,
>
>> From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Wiles, Keith
><snip>
>> Hmm, I just noticed I did not include the FCS bytes. Does the NIC include FCS bytes in the
>> counters? Need to verify that one and if not then it becomes a bit more complex.
>
>The Intel NICs count packet sizes inclusive of CRC / FCS, from eg the ixgbe/82599 datasheet:
>"This register includes bytes received in a packet from the <Destination Address> field through the <CRC> field, inclusively."

Thanks I assumed I had known that at the time :-)
>
>-Harry
>


Regards,
Keith






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