Received: by 2002:a05:6358:1087:b0:cb:c9d3:cd90 with SMTP id j7csp6640688rwi; Mon, 24 Oct 2022 04:21:44 -0700 (PDT) X-Google-Smtp-Source: AMsMyM6wSFmEEYb5HXYDGNna2/603AJuhFo4BjmFtcumm0uVJYRkSY+nECRIhf+l8iOSNiOCEjKl X-Received: by 2002:aa7:c78d:0:b0:454:fe1d:8eb1 with SMTP id n13-20020aa7c78d000000b00454fe1d8eb1mr30184596eds.59.1666610494010; Mon, 24 Oct 2022 04:21:34 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1666610494; cv=none; d=google.com; s=arc-20160816; b=JabrqPWTYtE7oUPoye7Zo/BBuzIKf1wTvXwFcagGgMbomPVin+Q1gY1y/w9zSHZdX5 KhFA3mok4Wqx0wNCCtybSec+B131s4VGpGEyI5nLC0HA3PBGoxfh1qJRoLs4uxeAwuak vhseQ7rgTkkg7+nynJpjohbEEXq0nxx+QLsIpwQbnHf8bUGp5BbFM1We3Wd43rr5cX5I VNvaMeB+HFPmumueZnlT1kv6m7H600MYY2/4ZPDHWJsI+Su85wdPyan7OOEsNgND7To9 q5JG7ByxEeSvn0zrJi9NH1ZXi7l8Ao3RSinFPmzzfCzXQXH+d9B8Xps0OlmPR0y0Kp0V fCtg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:in-reply-to:from :references:to:content-language:subject:cc:user-agent:mime-version :date:message-id; bh=R9D//rBLFqNTO0DZj6qDd+Q1CSiO4D/zrbC0knuFtk0=; b=UKhu9KwEotQlrq9yukVT87Q8IjpojrrHQb3zQxpArbeTmdVnacpnEoJEjqr3dCE/Ba UglAh1IkK5T7E5WH4HsPw4oAneAQtwbom0Fxa8aFWVGkxco0AMCmDk0Y8jFk7MVEppsY 2U4EZRSPbYS+28RTpk4LyUW00JtaAgp5uB7xFPyYHbsSpIadS5tpFGpH1an4f6P61ESF G9KuC1meMqmV3Tws5OZmQMbPKsrPVO+mA9ng8n7t+xRuntHtrzA+Wjz2Qkbw54tgZOw5 glOM1kGDApUV7twEGMxJjikEqi73M/ilGIaL/uYYiuKJbfL3U1ZEX7F0kKHwoB3KZIHf T7xw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id gs42-20020a1709072d2a00b0078dad42f75dsi30198002ejc.475.2022.10.24.04.21.08; Mon, 24 Oct 2022 04:21:33 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229889AbiJXLPJ (ORCPT + 99 others); Mon, 24 Oct 2022 07:15:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42008 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229936AbiJXLPG (ORCPT ); Mon, 24 Oct 2022 07:15:06 -0400 Received: from relay11.mail.gandi.net (relay11.mail.gandi.net [217.70.178.231]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3D24D2FC0D; Mon, 24 Oct 2022 04:15:01 -0700 (PDT) Received: (Authenticated sender: i.maximets@ovn.org) by mail.gandi.net (Postfix) with ESMTPSA id D76A510000E; Mon, 24 Oct 2022 11:14:57 +0000 (UTC) Message-ID: <9d30928d-d839-20bc-d101-91845ddfa871@ovn.org> Date: Mon, 24 Oct 2022 13:14:56 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.3.1 Cc: i.maximets@ovn.org, netdev@vger.kernel.org, Jakub Kicinski , "David S. Miller" , Eric Dumazet , Paolo Abeni , linux-kernel@vger.kernel.org Subject: Re: [RFE net-next] net: tun: 1000x speed up Content-Language: en-US To: Pavel Machek References: <20221021114921.3705550-1-i.maximets@ovn.org> <20221024110847.GA527@duo.ucw.cz> From: Ilya Maximets In-Reply-To: <20221024110847.GA527@duo.ucw.cz> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-2.6 required=5.0 tests=BAYES_00,NICE_REPLY_A, RCVD_IN_DNSWL_LOW,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10/24/22 13:08, Pavel Machek wrote: > Hi! > >> Bump the advertised speed to at least match the veth. 10Gbps also >> seems like a more or less fair assumption these days, even though >> CPUs can do more. Alternative might be to explicitly report UNKNOWN >> and let the application/user decide on a right value for them. >> >> Link: https://mail.openvswitch.org/pipermail/ovs-discuss/2022-July/051958.html >> Signed-off-by: Ilya Maximets >> --- >> >> Sorry for the clickbait subject line. Can change it to something more >> sensible while posting non-RFE patch. Something like: >> >> 'net: tun: bump the link speed from 10Mbps to 10Gbps' >> >> This patch is RFE just to start a conversation. > > Yeah, well, it seems that internet already fallen for your clickbait > :-(. > > https://www.phoronix.com/news/Linux-TUN-Driver-1000x > Pavel > Oh, Wow... Sorry about that. :/ Best regards, Ilya Maximets.