From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f48.google.com (mail-wm0-f48.google.com [74.125.82.48]) by dpdk.org (Postfix) with ESMTP id E115547CD for ; Tue, 15 Nov 2016 22:57:32 +0100 (CET) Received: by mail-wm0-f48.google.com with SMTP id g23so197060555wme.1 for ; Tue, 15 Nov 2016 13:57:32 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:from:date:message-id:subject:to; bh=jpILsBlSphnpJ4ow4BocRBKl3XW5GSopD22pCmHK78M=; b=XHZCmHtnjk+mD4fdY912e/Repo9/GFPq0h0xvGyh+mc2ZqwdDkPMpqor+i7AbrQ0Ub IQ48bttr6b39+JoTRIoddWIpHbDARq7N2XJ/1VeHgD4bHOlZ8Vr2JTZ5qYtok1oH/KHq VnVy2Wyz0a6A2h7p4yUmGHLPD4FKbYVljYmq68Dj8ogu2JQdXHmT8dr1VqPCbg5EZzZN DyNJ+S3GJftUbc5zeeEaZ3a3+8rA/AFjvqp5ORQ6rkVqa2tvtD6TQZ0VJUP4UgWgqvzu IlyuWN/XMg3ltzSj1F3D8UMRWIBJhRexU/oqe2L0L/w1UcArmQ3QjHHxopzXiCLZ56ZQ S5yg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=jpILsBlSphnpJ4ow4BocRBKl3XW5GSopD22pCmHK78M=; b=eS2+viIQ/mQF7RJRrdYKVLwQ6o+oq2HltJLUY+fxH9BJpgE4T0zVXsQaCJ51olP2p8 ZRHUWFMKsdBKtL++5X7NrGW7cjjAfWEZR5sIDqUpa9hz8hD8BIXK1Bv71ZWNG7fRLe88 w+hFlXYX2hR2fvBJDiQCfFzBr3nSmKdAE0WiYb9HcSavrCaUYP3py0XA+JXh3vsy+zXe 2GXFvNXpxyZr7GOGVHAcqr9/NmKvVbdTjiWX2GKMJZirlvRdRPVlNn6rciShvXtXX4Z8 N8ZMuN2Li4imdEm69z3+x5JLW5A2/G7XmmSEsJCHuCRTvpVMQ/a8KAO3nukSlLEkTn6O xdsg== X-Gm-Message-State: ABUngveTudQp+qvGoWbtA6/vpsfa14HOGAG0uAv9Mgj8ltV3YU1HlYsesDApwG9sxDdN4XOnf/dG2FJWpZPp4A== X-Received: by 10.25.39.13 with SMTP id n13mr26842lfn.34.1479247052358; Tue, 15 Nov 2016 13:57:32 -0800 (PST) MIME-Version: 1.0 From: Yossi Barshishat Date: Tue, 15 Nov 2016 21:57:21 +0000 Message-ID: To: "users@dpdk.org" Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: [dpdk-users] vm2vm and host2vm performance using dpdk 16.11 X-BeenThere: users@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: usage discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 15 Nov 2016 21:57:33 -0000 Hi, My simple setup includes 3VMs, each is running a forwarding dpdk based program (e.g. l3fwd), all are located on one single host. The setup looks like: 82599NIC1 ---> VM1 ---> VM2 ---VM3 ---> 82599NIC2 vm2vm nics use virtion and NIC-vm is PCI passthrough. while generating 10g into first NIC resulted end to end performance are extremely poor. after removing VM2 performance are still poor. I am using DPDK 16.11 over ubuntu 16.04 and looking for means to accelerate performance. - vhost-net can only have one single port and I fail to run a secondary vhost-switch on the host, so it is not a good solution. - ivshmem was removed from 16.11 - memnic - looks like incompatible with 16.11 Any idea what could be good mean for achieving good performance on the following: host-2-vm / vm-2-host, vm-2-vm ? Thanks Yossi