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From: Chas Williams <3chas3@gmail.com>
To: Alexander Belyakov <abelyako@gmail.com>, "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: bnx2x pmd performance expectations
Date: Sun, 27 Dec 2015 16:17:36 -0500	[thread overview]
Message-ID: <1451251056.1893.4.camel@gmail.com> (raw)
In-Reply-To: <CAAQJX_RxD_ifaw8e5H3bw6k6GxmPLhOsiFiTneMFer7LrsHv9g@mail.gmail.com>

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

  reply	other threads:[~2015-12-27 21:17 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-22 11:52 bnx2x pmd performance expectations Alexander Belyakov
2015-12-27 21:17 ` Chas Williams [this message]
2015-12-29  8:15   ` Alexander Belyakov
2015-12-29 17:24     ` Harish Patil

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