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 68BF4A0525; Fri, 21 Feb 2020 17:04:13 +0100 (CET) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id F22221BFAC; Fri, 21 Feb 2020 17:04:11 +0100 (CET) Received: from new3-smtp.messagingengine.com (new3-smtp.messagingengine.com [66.111.4.229]) by dpdk.org (Postfix) with ESMTP id 40EB434F3; Fri, 21 Feb 2020 17:04:10 +0100 (CET) Received: from compute1.internal (compute1.nyi.internal [10.202.2.41]) by mailnew.nyi.internal (Postfix) with ESMTP id 567086F04; Fri, 21 Feb 2020 11:04:08 -0500 (EST) Received: from mailfrontend1 ([10.202.2.162]) by compute1.internal (MEProxy); Fri, 21 Feb 2020 11:04:08 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=monjalon.net; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding:content-type; s=mesmtp; bh=jK/Kq+zmOMEPz/wcFr8vHVRZa5gpNmOyG5Wl7CdltLY=; b=JJviI9/nEmwS NWuPoL7nEGnyArVnz/r2KRxIPfRtqUDAFTfvsbSR+2w49+Ut25q30kcHEGVxSGed I4Pc9ZOxjrfHboRFxy6MxrvtALi/4om1awiou5J6QybqYOAKtQn1hY7Dmww/ezsV wOeHlcuiLgksVFMHQ7Cm29YW8vSq+5I= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-me-proxy:x-me-proxy:x-me-sender:x-me-sender :x-sasl-enc; s=fm2; bh=jK/Kq+zmOMEPz/wcFr8vHVRZa5gpNmOyG5Wl7Cdlt LY=; b=YVo3tYi7OhnSDRlofpc+nAES7tE1186Miy1A7eX3zbxMNEkPQkR/lqeYf +rIClkZua/2zfui+GAfIoHmbtCdNT6jRW8J9X6ca5l5mYH+jKfiPKDzZBBCGjj73 60kZxeln8dPX+V0rLfWKZpHJLZX+hc6QDdmYKJUGpDybuLbP2rVoNrH7rhNHFWHY P9z725w1/A8w3yu+49OpqdCsXZJrKKjD0Wnw1dSruI3GsF7dAOq62FTzLzNFFoMH 0JsSwPZapp+0TniGXcIFbK06wFB8i+sz5R3siBkaQvuXJUYGiTLEbKmDhpB0f1x+ JCrkdNo4Qevu9PA0yStIHcZk6Yl0w== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedugedrkeeggdekfecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenuc fjughrpefhvffufffkjghfggfgtgesthfuredttddtvdenucfhrhhomhepvfhhohhmrghs ucfoohhnjhgrlhhonhcuoehthhhomhgrshesmhhonhhjrghlohhnrdhnvghtqeenucfkph epjeejrddufeegrddvtdefrddukeegnecuvehluhhsthgvrhfuihiivgeptdenucfrrghr rghmpehmrghilhhfrhhomhepthhhohhmrghssehmohhnjhgrlhhonhdrnhgvth X-ME-Proxy: Received: from xps.localnet (184.203.134.77.rev.sfr.net [77.134.203.184]) by mail.messagingengine.com (Postfix) with ESMTPA id B2A64328005E; Fri, 21 Feb 2020 11:04:01 -0500 (EST) From: Thomas Monjalon To: dave@barachs.net Cc: 'Mattias =?ISO-8859-1?Q?R=F6nnblom=27?= , 'Jerin Jacob' , 'Jerin Jacob' , 'Ray Kinsella' , 'dpdk-dev' , 'Prasun Kapoor' , 'Nithin Dabilpuram' , 'Kiran Kumar K' , 'Pavan Nikhilesh' , 'Narayana Prasad' , nsaxena@marvell.com, sshankarnara@marvell.com, 'Honnappa Nagarahalli' , 'David Marchand' , 'Ferruh Yigit' , 'Andrew Rybchenko' , 'Ajit Khaparde' , "'Ye, Xiaolong'" , 'Raslan Darawsheh' , 'Maxime Coquelin' , 'Akhil Goyal' , 'Cristian Dumitrescu' , 'John McNamara' , "'Richardson, Bruce'" , 'Anatoly Burakov' , 'Gavin Hu' , 'David Christensen' , "'Ananyev, Konstantin'" , 'Pallavi Kadam' , 'Olivier Matz' , 'Gage Eads' , "'Rao, Nikhil'" , 'Erik Gabriel Carrillo' , 'Hemant Agrawal' , "'Artem V. Andreev'" , 'Stephen Hemminger' , 'Shahaf Shuler' , "'Wiles, Keith'" , 'Jasvinder Singh' , 'Vladimir Medvedkin' , techboard@dpdk.org, 'Stephen Hemminger' Date: Fri, 21 Feb 2020 17:04:00 +0100 Message-ID: <3455881.MHq7AAxBmi@xps> In-Reply-To: <001d01d5e8cf$0bd6abb0$23840310$@barachs.net> References: <20200131170201.3236153-1-jerinj@marvell.com> <2433be82-b18a-3de2-35aa-35a5d06d481c@ericsson.com> <001d01d5e8cf$0bd6abb0$23840310$@barachs.net> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Subject: Re: [dpdk-dev] [RFC PATCH 0/5] graph: introduce graph subsystem X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" 21/02/2020 16:53, dave@barachs.net: > I can share a data-point with respect to constructing a reasonably functional network stack. Original work on the project which eventually became fd.io vpp started in 2002. I've worked on the vpp code base full-time for 18 years. > > In terms of lines of code: the vpp graph subsystem is a minuscule fraction of the project as a whole. We've rewritten performance-critical bits of the vpp netstack multiple times. Please could you elaborate? It would be nice to read more about your thoughts and experience.