From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by dpdk.org (Postfix) with ESMTP id 96815952; Wed, 8 Feb 2017 18:32:53 +0100 (CET) Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by orsmga102.jf.intel.com with ESMTP; 08 Feb 2017 09:32:51 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.35,348,1484035200"; d="scan'208";a="62719496" Received: from irsmsx110.ger.corp.intel.com ([163.33.3.25]) by fmsmga005.fm.intel.com with ESMTP; 08 Feb 2017 09:32:51 -0800 Received: from irsmsx111.ger.corp.intel.com (10.108.20.4) by irsmsx110.ger.corp.intel.com (163.33.3.25) with Microsoft SMTP Server (TLS) id 14.3.248.2; Wed, 8 Feb 2017 17:32:50 +0000 Received: from irsmsx103.ger.corp.intel.com ([169.254.3.77]) by irsmsx111.ger.corp.intel.com ([169.254.2.109]) with mapi id 14.03.0248.002; Wed, 8 Feb 2017 17:32:50 +0000 From: "Mcnamara, John" To: "Wu, Jingjing" , "dev@dpdk.org" CC: "Zhang, Helin" , "stable@dpdk.org" , "Yigit, Ferruh" Thread-Topic: [PATCH] doc: add known issue for i40e PMD Thread-Index: AQHSfeyx0IeibqverEasMU5KYqt9EKFfYlOg Date: Wed, 8 Feb 2017 17:32:49 +0000 Message-ID: References: <1486105743-84020-1-git-send-email-jingjing.wu@intel.com> In-Reply-To: <1486105743-84020-1-git-send-email-jingjing.wu@intel.com> Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ctpclassification: CTP_IC x-titus-metadata-40: eyJDYXRlZ29yeUxhYmVscyI6IiIsIk1ldGFkYXRhIjp7Im5zIjoiaHR0cDpcL1wvd3d3LnRpdHVzLmNvbVwvbnNcL0ludGVsMyIsImlkIjoiY2Q5YWY3OTEtMDNkMS00ZmVlLThiMmYtNTVjYTVkNTJkMDg2IiwicHJvcHMiOlt7Im4iOiJDVFBDbGFzc2lmaWNhdGlvbiIsInZhbHMiOlt7InZhbHVlIjoiQ1RQX0lDIn1dfV19LCJTdWJqZWN0TGFiZWxzIjpbXSwiVE1DVmVyc2lvbiI6IjE1LjkuNi42IiwiVHJ1c3RlZExhYmVsSGFzaCI6IkRzc092QXBhVUYyRzkxQ3VKWXQwbGg5UU9jaFBoZnhXV1wvaVc0eGJ5QjhFPSJ9 x-originating-ip: [163.33.239.182] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Subject: Re: [dpdk-dev] [PATCH] doc: add known issue for i40e PMD X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 08 Feb 2017 17:32:54 -0000 > -----Original Message----- > From: Wu, Jingjing > Sent: Friday, February 3, 2017 7:09 AM > To: dev@dpdk.org > Cc: Wu, Jingjing ; Zhang, Helin > ; Mcnamara, John ; > stable@dpdk.org > Subject: [PATCH] doc: add known issue for i40e PMD >=20 > Rx statistic is incorrect when packet is oversize. >=20 > CC: stable@dpdk.org > Signed-off-by: Jingjing Wu > --- > doc/guides/nics/i40e.rst | 7 +++++++ > 1 file changed, 7 insertions(+) >=20 > diff --git a/doc/guides/nics/i40e.rst b/doc/guides/nics/i40e.rst index > 1245ecf..ae5b43f 100644 > --- a/doc/guides/nics/i40e.rst > +++ b/doc/guides/nics/i40e.rst > @@ -460,3 +460,10 @@ Receive packets with Ethertype 0x88A8 >=20 > Due to the FW limitation, PF can receive packets with Ethertype 0x88A8 > only when floating VEB is disabled. > + > +Incorrect Rx statistics when packet is oversize > +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > + > +When a packet is over maximum frame size, the packet cannot be received. > +But the Rx statistic shows it is received successfully, if calling > +rte_eth_stats_get. Would be slightly better as: When a packet is over the maximum frame size, the packet cannot be received= . However the Rx statistics, when calling `rte_eth_stats_get()` incorrectly=20 shows it as received. Or instead of "cannot be received" just "is dropped".