[dpdk-dev] bnx2x pmd performance expectations

Alexander Belyakov abelyako at gmail.com
Tue Dec 29 09:15:00 CET 2015


Thank you for pointing this out. While it seems to me problem here is RX, I
will also look into TX burst limitations.

-a

On 28 December 2015 at 00:17, Chas Williams <3chas3 at gmail.com> wrote:

> I wouldn't consider myself an expert on this driver but while looking
> at some other things, I have noted that RTE_PMD_BNX2X_TX_MAX_BURST is
> defined to be 1.  This bursts single packets to bnx2x_tx_encap() but it
> looks like bnx2x_tx_encap() is far more capable than that.
>
> On Tue, 2015-12-22 at 14:52 +0300, Alexander Belyakov wrote:
> > Hi,
> >
> > just tried to forward a lot of tiny packets with testpmd (dpdk-2.2.0)
> > running on Broadcom Corporation NetXtreme II BCM57810S 10 Gigabit
> > Ethernet
> > (rev 10) adapter. I see forwarding performance of 2.6Mpps instead of
> > expected 14.8Mpps. What should be done to achieve better results?
> >
> > Thank you,
> > Alexander Belyakov
>


More information about the dev mailing list