From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id F15ACA04B1 for ; Tue, 25 Aug 2020 15:12:20 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id D7ABFDE3; Tue, 25 Aug 2020 15:12:20 +0200 (CEST) Received: from mail-lf1-f44.google.com (mail-lf1-f44.google.com [209.85.167.44]) by dpdk.org (Postfix) with ESMTP id F08E3255 for ; Tue, 25 Aug 2020 15:12:19 +0200 (CEST) Received: by mail-lf1-f44.google.com with SMTP id i14so4319757lfl.12 for ; Tue, 25 Aug 2020 06:12:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=XqHpgPZ+Qs8sYkgQtkgS2z47mOOkV4CbhZbrowI9QiM=; b=c6d1h8SNZFKuZSOGidptqlPeoi7BiQICxFWkYXwagdrlubHVlx4gBLrUMueGmvTAQb /OKEcfj9tmwZWQXPsTc/PteVexYhvHpRyigtvT3gc7swzMV8jE5YseFBacJ1fkSyPznl 9aq7o3/eXgGIkMpHpAvPQeTLyIQ6t4LcouxLdtbpKmFCLDqBcru9l/Is3co/Zmwa+EOn a4UalJj0WMFlJs7KtjzsY+/Werp4EGeyIXikwsok7uJ7QZ31rQeFd+mnV29mpXL2btwp 6iR8vDAFIz136C3MUsleN50yWhXQySaHu3wQoviczXqyLtTKmisUj6F1T8H9zuPtBu68 wvRg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=XqHpgPZ+Qs8sYkgQtkgS2z47mOOkV4CbhZbrowI9QiM=; b=aQDTPjTALcaXrW95D/OSD5Cqlo9ELI2Im80813OB2LPPkINX9E0rgAflWcy4xqSS73 NbImRSPT/h5yBbO4XBvoesq4x81FEXaHpxZ5uxTwgJIWCtEbbWlWoD+8lEDIeX6a2E0C jTJuBmXEqIv5PlnmQ0+SarNmfDcBYFTxA5hOf2yRPq78ac/J5YaDNMoxUZ30791uBCjH /tQhHp9ObFI6TMeZWdMASJ8Bq8wjlejwrQ7W2EpaNnagie9y2JiHT+aCWkPU21xFFzUV /uRfTUvwakwXcpEryoaOp9FBjbOonjEDL0Tmgo9P5gOSP/QHkCY/oQ6xBCkdueWqdnpo 6jcw== X-Gm-Message-State: AOAM530dylwDWWbI9vGKJcg7xZmPtJvGZphkJexMepsaE+mJFkQDuZx3 YMFh0tMhkTftMZrY9SMYGSOvCsXreytn/YrYc84= X-Google-Smtp-Source: ABdhPJzIqUVwNMslHHWrPTCDINi2xfp1UBtMzRw50wscjS1omMHaNFqAwM8bgCjLglG7w09azETziDaqRhucMS3o/+A= X-Received: by 2002:a05:6512:752:: with SMTP id c18mr4811074lfs.53.1598361139572; Tue, 25 Aug 2020 06:12:19 -0700 (PDT) MIME-Version: 1.0 References: <767cf587-90b4-2eab-bd0d-667b862b50e8@gmail.com> <6de96a98-c4c8-46c7-07b2-bc37922433f2@gmail.com> In-Reply-To: From: Erez Ferber Date: Tue, 25 Aug 2020 16:12:08 +0300 Message-ID: To: Alireza Sanaee Cc: "users@dpdk.org" Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: Re: [dpdk-users] Low throughput when pushing multiple priorities within a VLAN 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: , Errors-To: users-bounces@dpdk.org Sender: "users" Hi, I suspect it is related to the egress QoS policy mechanism enabled by default on the ConnectX. I suggest you contact the local support team so they can suggest a proper solution. Regards, Erez On Tue, 25 Aug 2020 at 16:06, Alireza Sanaee wrote: > Hi, > > We have examined three NICs: > > Ethernet controller: Mellanox Technologies MT27800 Family [ConnectX-5] > Ethernet controller: Mellanox Technologies MT27710 Family [ConnectX-4 Lx] > Intel Corporation 82599ES 10-Gigabit SFI/SFP+ Network Connection > > Our DPDK version is 20.05.0-rc0, Intel NIC works properly and doesn't show > any throughput slow down, however, Mellanox NICs both show dramatic slow > down for some reason. > > Thanks, > Alireza > On 8/25/20 8:42 AM, Alireza Sanaee wrote: > > Hi, > > Here is my NIC, Ethernet controller: Mellanox Technologies MT27710 Family > [ConnectX-4 Lx] > > Thanks, > Alireza > On 8/25/20 3:17 AM, Erez Ferber wrote: > > Hi, > > Which NIC are you using ? > > Thanks, > Erez > > On Mon, 24 Aug 2020 at 11:34 Alireza Sanaee wrote: > >> Dear all, >> >> >> >> I'd like to push two flows with two different priorities from a NIC to >> >> the network. If I use same priority for my flows, they'll be pushed at >> >> the line rate. However, when I pick two different VLAN priorities, >> >> throughput reduces drastically. >> >> >> >> Is there anything wrong with my NIC configuration? >> >> >> >> Thanks, >> >> Alireza >> >> >> >>