From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by dpdk.space (Postfix) with ESMTP id 5AFE0A00E6 for ; Wed, 17 Apr 2019 16:52:21 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 322621B6CF; Wed, 17 Apr 2019 16:52:21 +0200 (CEST) Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by dpdk.org (Postfix) with ESMTP id B1DB044C3 for ; Wed, 17 Apr 2019 16:52:19 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 17 Apr 2019 07:52:18 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.60,362,1549958400"; d="scan'208";a="143512949" Received: from xuyanjie.sh.intel.com ([10.67.111.13]) by orsmga003.jf.intel.com with ESMTP; 17 Apr 2019 07:52:17 -0700 From: xuyanjie To: dts@dpdk.org Cc: xuyanjie Date: Wed, 17 Apr 2019 16:38:32 -0400 Message-Id: <1555533512-172370-1-git-send-email-yanjie.xu@intel.com> X-Mailer: git-send-email 2.7.4 Subject: [dts] [PATCH] revised checksum offload test plan X-BeenThere: dts@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: test suite reviews and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dts-bounces@dpdk.org Sender: "dts" Signed-off-by: xuyanjie diff --git a/test_plans/checksum_offload_test_plan.rst b/test_plans/checksum_offload_test_plan.rst index 82fd12f..5128251 100644 --- a/test_plans/checksum_offload_test_plan.rst +++ b/test_plans/checksum_offload_test_plan.rst @@ -56,7 +56,7 @@ On the TX side: RX side, the L3/L4 checksum offload by hardware can be enabled with the following command of the ``testpmd`` application:: - enable-rx-cksum + enable-rx-checksum TX side, the insertion of a L3/L4 checksum by hardware can be enabled with the following command of the ``testpmd`` application and running in a dedicated @@ -81,7 +81,7 @@ Prerequisites ============= If using vfio the kernel must be >= 3.6+ and VT-d must be enabled in bios.When -using vfio, use the following commands to load the vfio driver and bind it +using vfio, use the following commands to to load the vfio driver and bind it to the device under test:: modprobe vfio @@ -93,7 +93,7 @@ launch the ``testpmd`` with the following arguments:: ./build/app/testpmd -cffffff -n 1 -- -i --burst=1 --txpt=32 \ --txht=8 --txwt=0 --txfreet=0 --rxfreet=64 --mbcache=250 --portmask=0x5 - enable-rx-cksum + enable-rx-checksum Set the verbose level to 1 to display information for each received packet:: @@ -219,3 +219,27 @@ Configure the traffic generator to send the multiple packets with the following combination: good/bad ip checksum + good/bad udp/tcp checksum. Check the Rx checksum flags consistent with expected flags. + + +Test Case: Validate checksum offload performance +================================================================= +At least 2 ports should be binded + +packet_sizes = [64, 128, 256, 512, 1024] + +Setup the ``csum`` forwarding mode:: + + testpmd> set fwd csum + Set csum packet forwarding mode + +Start the packet forwarding:: + + testpmd> start + csum packet forwarding - CRC stripping disabled - packets/burst=32 + nb forwarding cores=1 - nb forwarding ports=10 + RX queues=1 - RX desc=128 - RX free threshold=64 + RX threshold registers: pthresh=8 hthresh=8 wthresh=4 + TX queues=1 - TX desc=512 - TX free threshold=0 + TX threshold registers: pthresh=32 hthresh=8 wthresh=8 + +Configure the traffic generator ixia to send traffic and verify throughput -- 2.7.4