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 131A6A0613 for ; Tue, 30 Jul 2019 17:28:02 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 61A4F1C138; Tue, 30 Jul 2019 17:28:01 +0200 (CEST) Received: from mail-pl1-f173.google.com (mail-pl1-f173.google.com [209.85.214.173]) by dpdk.org (Postfix) with ESMTP id B4E111C066 for ; Tue, 30 Jul 2019 17:27:59 +0200 (CEST) Received: by mail-pl1-f173.google.com with SMTP id 4so22044416pld.10 for ; Tue, 30 Jul 2019 08:27:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=X0caFVyZuQK/CbGmElWngMEHS3ohEe/ayneiFpO5jRQ=; b=JoXV7ukudXW/+ZnhLwyKsOnjmd+ftRbJJDfn9bWLaR0v1NCqYG4VgjyOhPFeJ+IQwi Hxdvc8503mXWYkagH/5vWPbYjLTWBgzoqS2OAUMdV19HUPAa7v+cmUVy5011t4Nk2KJf EDDUVAtjSemHrnLz+aHZsRELquANjJNfJTBakhpJrVdceI9CbXuEEQYe4vyktFRiP2S6 eNOMBJUtjp2tBH52+yXlL1EytyN+wldaW6tZfyMbgYQX9rvzCnvOUNwFmiT2SNn3yRkj qvXTxXT/8ww9qCO2kJwhVfzlcAPGX5cLT9JwOJlw3KtqA+OpHZMY5tYG2cO8d8FGaOvG FvjQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=X0caFVyZuQK/CbGmElWngMEHS3ohEe/ayneiFpO5jRQ=; b=SCR64lWLDiwMOc/mFAUhtPhc+uV+ZywFNNOR3juxum4wagnXOG95CWkMutzGkmvi+4 hmU0MZ6PMfsFTShsnNNwisCJFYwCVaibD1Z48xoZ39MqITsILoprzCU3m3RRY6xAk7sN TNQErwYYcOHPvrZCQ4JQD2hoU7Ipgmhcd86ikY1OQ/7baQlI4GELJhfeXuhY6GPpTGRM x0aO15plODIh05kn0xf6xuYGEk8Ir9QljK4hu/5i8A5mO72TxN8bhV+cEiF3CVQjVcAr k1exC8Weccg/X+RDSE1q9LIpoF0dQfB/EZxPa3K7iAerABxais3wvxHyqepnBzmcdhMr zYcQ== X-Gm-Message-State: APjAAAUfBofW7z6oPBDXkdRu4L0RziTEYZpa4egEl7ZHsJ4nGscKEm0s WQXnffS15Rvad7KKKVMbptk= X-Google-Smtp-Source: APXvYqwMowCUNmVOLGRg/XA7KBGhrvzQnRG6bnBKaJ+th2fRKiMKCE0MksvPXABsu2qHBQG1jy6bGg== X-Received: by 2002:a17:902:fa2:: with SMTP id 31mr117680090plz.38.1564500478806; Tue, 30 Jul 2019 08:27:58 -0700 (PDT) Received: from hermes.lan (204-195-22-127.wavecable.com. [204.195.22.127]) by smtp.gmail.com with ESMTPSA id d17sm74898102pgl.66.2019.07.30.08.27.58 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Tue, 30 Jul 2019 08:27:58 -0700 (PDT) Date: Tue, 30 Jul 2019 08:27:52 -0700 From: Stephen Hemminger To: Geen Tseng =?UTF-8?B?5pu+5pix5p2w?= Cc: "users@dpdk.org" , Chester Chen =?UTF-8?B?6Zmz5b+X6ZyW?= Message-ID: <20190730082752.455e9ae3@hermes.lan> In-Reply-To: <3D275741E88B5C4A96D0FE5CBE7FEF9B0A2DA654@TWEX03.wpgholdings.com> References: <3D275741E88B5C4A96D0FE5CBE7FEF9B0A2DA654@TWEX03.wpgholdings.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Subject: Re: [dpdk-users] DPDK question 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" On Mon, 29 Jul 2019 07:52:29 +0000 Geen Tseng =E6=9B=BE=E6=98=B1=E6=9D=B0 wrote: > Hi Sir >=20 > One question. >=20 > Is there a chance to achieve DPDK performance >=20 >=20 > if we use NIC not in DPDK support driver list >=20 > Thanks >=20 > World Peace Industrial Co., Ltd. > Geen Tseng > Office: 2788-5200 #86571 > Email : geen.tseng@wpi-group.com Most ways of interacting with network without driver support are slower than native kernel networking. AF_XDP has promise of being faster but it still uses more CPU than native DPDK driver.