From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-out2.informatik.tu-muenchen.de (mail-out2.informatik.tu-muenchen.de [131.159.0.36]) by dpdk.org (Postfix) with ESMTP id A8EAF4C6F for ; Mon, 23 Apr 2018 14:42:37 +0200 (CEST) Received: from [127.0.0.1] (localhost [127.0.0.1]) by mail.net.in.tum.de (Postfix) with ESMTPSA id 7D05D282F00; Mon, 23 Apr 2018 14:42:31 +0200 (CEST) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 9.3 \(3124\)) From: Paul Emmerich In-Reply-To: Date: Mon, 23 Apr 2018 14:42:30 +0200 Cc: users@dpdk.org Content-Transfer-Encoding: quoted-printable Message-Id: <6510337F-B2A4-4E53-AC73-EF288083C825@net.in.tum.de> References: To: Sander Ubink X-Mailer: Apple Mail (2.3124) Subject: Re: [dpdk-users] Sending packets in specific order X-BeenThere: users@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK usage discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 23 Apr 2018 12:42:37 -0000 Try disabling RSS in the driver on the receiving side, it's MQ=3D0 for = ixgbe for example. Paul > Am 23.04.2018 um 14:25 schrieb Sander Ubink : >=20 > Hi, >=20 > I'm currently attempting to send a specific pattern of packets using > pktgen. When I dump the mbuf's that are being passed to = rte_eth_tx_burst() > I can confirm that they are in the correct order. However, on the = receiving > side, tcpdump shows a completely different order. The machines are = directly > connected to each other using a QSFP cable. Is the reordering of = packets > inherent to the implementation of DPDK or is there some way I can = enforce > packets are being send in the order they are provided? >=20 > Kind regards, > Sander --=20 Chair of Network Architectures and Services Department of Informatics Technical University of Munich Boltzmannstr. 3 85748 Garching bei M=C3=BCnchen, Germany=20