From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chas Williams <3chas3@gmail.com> Subject: Re: bnx2x pmd performance expectations Date: Sun, 27 Dec 2015 16:17:36 -0500 Message-ID: <1451251056.1893.4.camel@gmail.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable To: Alexander Belyakov , "dev@dpdk.org" Return-path: Received: from mail-qg0-f51.google.com (mail-qg0-f51.google.com [209.85.192.51]) by dpdk.org (Postfix) with ESMTP id A7214E72 for ; Sun, 27 Dec 2015 22:17:41 +0100 (CET) Received: by mail-qg0-f51.google.com with SMTP id 6so59101559qgy.1 for ; Sun, 27 Dec 2015 13:17:41 -0800 (PST) In-Reply-To: List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" I wouldn't consider myself an expert on this driver but while looking at some other things, I have noted that=C2=A0RTE_PMD_BNX2X_TX_MAX_BURST i= s defined to be 1. =C2=A0This 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, >=20 > 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? >=20 > Thank you, > Alexander Belyakov