From nobody Thu Mar 28 09:17:51 2024 X-Original-To: freebsd-net@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4V4yd065wfz5FMPZ for ; Thu, 28 Mar 2024 09:18:12 +0000 (UTC) (envelope-from thj@freebsd.org) Received: from fhigh1-smtp.messagingengine.com (fhigh1-smtp.messagingengine.com [103.168.172.152]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4V4yd017Pvz4454 for ; Thu, 28 Mar 2024 09:18:12 +0000 (UTC) (envelope-from thj@freebsd.org) Authentication-Results: mx1.freebsd.org; dkim=pass header.d=messagingengine.com header.s=fm2 header.b=U9i74I5b; dmarc=fail reason="No valid SPF, DKIM not aligned (relaxed)" header.from=freebsd.org (policy=none); spf=softfail (mx1.freebsd.org: 103.168.172.152 is neither permitted nor denied by domain of thj@freebsd.org) smtp.mailfrom=thj@freebsd.org Received: from compute3.internal (compute3.nyi.internal [10.202.2.43]) by mailfhigh.nyi.internal (Postfix) with ESMTP id C25C41140093 for ; Thu, 28 Mar 2024 05:18:11 -0400 (EDT) Received: from imap47 ([10.202.2.97]) by compute3.internal (MEProxy); Thu, 28 Mar 2024 05:18:11 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-type:content-type:date:date :feedback-id:feedback-id:from:from:in-reply-to:in-reply-to :message-id:mime-version:references:reply-to:subject:subject:to :to:x-me-proxy:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s= fm2; t=1711617491; x=1711703891; bh=+WYnEDM3OJ6SqW1gy7wvm1ZqDspx GLUEgfJ7x7P7hao=; b=U9i74I5bTy3JWzvVnD62AidgkfKuGI3V3IR8d+0C2V3J CVmdXM8/AaFDaApuCkVVQJ4DwokqAfxRosjs3jLD/SRkhFEBiImXGe7PKTJ3GeFi ly6uJS1CNC8LKX7Mg1wTdrXZMAeyBiyrDvg05Uowt3ULHuE+fdSIHJrdzhyfZ3YB lNb7TuV4TIPJY2SvTdLPzxicnBHDo2cbP58oZUKUoWlRUgOCVw1p8mgEcFoWoAqv 061f9yac6RyoRyu03EQYiHlVLLcsQY4OcVcRjkfbzFi3HryYlhgLdp2iJJ7uQ5Iq J+hb/2WJl6UIgL14V7SJKQfkyDAxlmzl6zLrZbHZog== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvledruddulecutefuodetggdotefrodftvfcurf hrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecuuegr ihhlohhuthemuceftddtnecunecujfgurhepofgfggfkjghffffhvffutgesthdtredtre ertdenucfhrhhomhepfdfvohhmucflohhnvghsfdcuoehthhhjsehfrhgvvggsshgurdho rhhgqeenucggtffrrghtthgvrhhnpeekieefhfdtgeehjeejveeifeefhfeutdelhfejud evfeegfefgjeelueevhfejffenucffohhmrghinhepfhhrvggvsghsugdrohhrghenucev lhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhlfhhrohhmpehthhhjsehfrh gvvggsshgurdhorhhg X-ME-Proxy: Feedback-ID: ib75146ab:Fastmail Received: by mailuser.nyi.internal (Postfix, from userid 501) id 829E6A60078; Thu, 28 Mar 2024 05:18:11 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface User-Agent: Cyrus-JMAP/3.11.0-alpha0-333-gbfea15422e-fm-20240327.001-gbfea1542 List-Id: Networking and TCP/IP with FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-net List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-net@freebsd.org MIME-Version: 1.0 Message-Id: In-Reply-To: References: Date: Thu, 28 Mar 2024 09:17:51 +0000 From: "Tom Jones" To: freebsd-net@freebsd.org Subject: Re: vnet with interfaces Content-Type: text/plain X-Spamd-Bar: ---- X-Spamd-Result: default: False [-4.23 / 15.00]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; DWL_DNSWL_LOW(-1.00)[messagingengine.com:dkim]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-0.94)[-0.943]; R_DKIM_ALLOW(-0.20)[messagingengine.com:s=fm2]; MIME_GOOD(-0.10)[text/plain]; RCVD_IN_DNSWL_LOW(-0.10)[103.168.172.152:from]; DMARC_POLICY_SOFTFAIL(0.10)[freebsd.org : No valid SPF, DKIM not aligned (relaxed),none]; XM_UA_NO_VERSION(0.01)[]; FREEFALL_USER(0.00)[thj]; ARC_NA(0.00)[]; ASN(0.00)[asn:209242, ipnet:103.168.172.0/24, country:US]; MIME_TRACE(0.00)[0:+]; RCPT_COUNT_ONE(0.00)[1]; FROM_HAS_DN(0.00)[]; RCVD_TLS_LAST(0.00)[]; MLMMJ_DEST(0.00)[freebsd-net@freebsd.org]; R_SPF_SOFTFAIL(0.00)[~all]; FROM_EQ_ENVFROM(0.00)[]; TO_DOM_EQ_FROM_DOM(0.00)[]; TO_DN_NONE(0.00)[]; PREVIOUSLY_DELIVERED(0.00)[freebsd-net@freebsd.org]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RCVD_COUNT_THREE(0.00)[3]; DKIM_TRACE(0.00)[messagingengine.com:+] X-Rspamd-Queue-Id: 4V4yd017Pvz4454 On Tue, Mar 26, 2024, at 18:31, Benoit Chesneau wrote: > How does work VNET with interfaces? Is this as efficient as using pci > passtrough in a vm ? Overhead should be minimal, while the device is logically missing from the default vnet there isn't any more "in the way" for actual usage. Marco's paper might be a good starting point for further digging: https://papers.freebsd.org/2003/zec-vimage/ Tom