From owner-freebsd-net@freebsd.org Tue May 29 09:06:47 2018 Return-Path: Delivered-To: freebsd-net@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 2B75BEFC734 for ; Tue, 29 May 2018 09:06:47 +0000 (UTC) (envelope-from bu7cher@yandex.ru) Received: from forward102j.mail.yandex.net (forward102j.mail.yandex.net [IPv6:2a02:6b8:0:801:2::102]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "forwards.mail.yandex.net", Issuer "Yandex CA" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 96C557EC8F for ; Tue, 29 May 2018 09:06:46 +0000 (UTC) (envelope-from bu7cher@yandex.ru) Received: from mxback7o.mail.yandex.net (mxback7o.mail.yandex.net [IPv6:2a02:6b8:0:1a2d::21]) by forward102j.mail.yandex.net (Yandex) with ESMTP id 06D3C5603D3C; Tue, 29 May 2018 12:04:26 +0300 (MSK) Received: from smtp4p.mail.yandex.net (smtp4p.mail.yandex.net [2a02:6b8:0:1402::15:6]) by mxback7o.mail.yandex.net (nwsmtp/Yandex) with ESMTP id WjgoG02EkF-4PxGKVT1; Tue, 29 May 2018 12:04:25 +0300 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yandex.ru; s=mail; t=1527584665; bh=I1p4oac9Mdao7qAxDfVHqYaqseePumLQZbG/vG6GCCc=; h=Subject:To:References:From:Message-ID:Date:In-Reply-To; b=szgpwjPHQYfKDu1rDSA8mHy3d79UJIVj0/7H9m8Xhg65XOWlTtmshnkK4iTalh/++ /LdwXtP32XvsIEVWvUJOr+hMbwp1oRApHXt72pC1zSBrdyC1sdYY2ZT8J59w6bprp/ 1MKhmSamDgzxK/5BCr0ibYUsgGgXq7RrQTlsRo80= Received: by smtp4p.mail.yandex.net (nwsmtp/Yandex) with ESMTPSA id nPgrm3EZsI-4PauakkZ; Tue, 29 May 2018 12:04:25 +0300 (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client certificate not present) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yandex.ru; s=mail; t=1527584665; bh=I1p4oac9Mdao7qAxDfVHqYaqseePumLQZbG/vG6GCCc=; h=Subject:To:References:From:Message-ID:Date:In-Reply-To; b=szgpwjPHQYfKDu1rDSA8mHy3d79UJIVj0/7H9m8Xhg65XOWlTtmshnkK4iTalh/++ /LdwXtP32XvsIEVWvUJOr+hMbwp1oRApHXt72pC1zSBrdyC1sdYY2ZT8J59w6bprp/ 1MKhmSamDgzxK/5BCr0ibYUsgGgXq7RrQTlsRo80= Authentication-Results: smtp4p.mail.yandex.net; dkim=pass header.i=@yandex.ru Subject: Re: GRE/gif/netgraph tunnel speed on 10Gbit channel To: Vitalij Satanivskij , freebsd-net@freebsd.org References: <20180529071733.GA18182@hell.ukr.net> From: "Andrey V. Elsukov" Openpgp: id=E6591E1B41DA1516F0C9BC0001C5EA0410C8A17A Autocrypt: addr=bu7cher@yandex.ru; prefer-encrypt=mutual; keydata= xsBNBEwBF1kBCADB9sXFhBEUy8qQ4X63Y8eBatYMHGEFWN9ypS5lI3RE6qQW2EYbxNk7qUC5 21YIIS1mMFVBEfvR7J9uc7yaYgFCEb6Sce1RSO4ULN2mRKGHP3/Sl0ijZEjWHV91hY1YTHEF ZW/0GYinDf56sYpDDehaBF5wkWIo1+QK5nmj3vl0DIDCMNd7QEiWpyLVwECgLX2eOAXByT8B bCqVhJGcG6iFP7/B9Ll6uX5gb8thM9LM+ibwErDBVDGiOgvfxqidab7fdkh893IBCXa82H9N CNwnEtcgzh+BSKK5BgvPohFMgRwjti37TSxwLu63QejRGbZWSz3OK3jMOoF63tCgn7FvABEB AAHNIkFuZHJleSBWLiBFbHN1a292IDxhZUBmcmVlYnNkLm9yZz7CwHsEEwECACUCGwMGCwkI BwMCBhUIAgkKCwQWAgMBAh4BAheABQJMB/ruAhkBAAoJEAHF6gQQyKF6MLwH/3Ri/TZl9uo0 SepYWXOnxL6EaDVXDA+dLb1eLKC4PRBBjX29ttQ0KaWapiE6y5/AfzOPmRtHLrHYHjd/aiHX GMLHcYRXD+5GvdkK8iMALrZ28X0JXyuuZa8rAxWIWmCbYHNSBy2unqWgTI04Erodk90IALgM 9JeHN9sFqTM6zalrMnTzlcmel4kcjT3lyYw3vOKgoYLtsLhKZSbJoVVVlvRlGBpHFJI5AoYJ SyfXoN0rcX6k9X7Isp2K50YjqxV4v78xluh1puhwZyC0p8IShPrmrp9Oy9JkMX90o6UAXdGU KfdExJuGJfUZOFBTtNIMNIAKfMTjhpRhxONIr0emxxDOwE0ETAEXWQEIAJ2p6l9LBoqdH/0J PEFDY2t2gTvAuzz+8zs3R03dFuHcNbOwjvWCG0aOmVpAzkRa8egn5JB4sZaFUtKPYJEQ1Iu+ LUBwgvtXf4vWpzC67zs2dDuiW4LamH5p6xkTD61aHR7mCB3bg2TUjrDWn2Jt44cvoYxj3dz4 S49U1rc9ZPgD5axCNv45j72tggWlZvpefThP7xT1OlNTUqye2gAwQravXpZkl5JG4eOqJVIU X316iE3qso0iXRUtO7OseBf0PiVmk+wCahdreHOeOxK5jMhYkPKVn7z1sZiB7W2H2TojbmcK HZC22sz7Z/H36Lhg1+/RCnGzdEcjGc8oFHXHCxUAEQEAAcLAXwQYAQIACQUCTAEXWQIbDAAK CRABxeoEEMihegkYCAC3ivGYNe2taNm/4Nx5GPdzuaAJGKWksV+w9mo7dQvU+NmI2az5w8vw 98OmX7G0OV9snxMW+6cyNqBrVFTu33VVNzz9pnqNCHxGvj5dL5ltP160JV2zw2bUwJBYsgYQ WfyJJIM7l3gv5ZS3DGqaGIm9gOK1ANxfrR5PgPzvI9VxDhlr2juEVMZYAqPLEJe+SSxbwLoz BcFCNdDAyXcaAzXsx/E02YWm1hIWNRxanAe7Vlg7OL+gvLpdtrYCMg28PNqKNyrQ87LQ49O9 50IIZDOtNFeR0FGucjcLPdS9PiEqCoH7/waJxWp6ydJ+g4OYRBYNM0EmMgy1N85JJrV1mi5i Message-ID: <58deda3e-6eda-bade-0461-97014a64182e@yandex.ru> Date: Tue, 29 May 2018 12:01:26 +0300 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:52.0) Gecko/20100101 Thunderbird/52.6.0 MIME-Version: 1.0 In-Reply-To: <20180529071733.GA18182@hell.ukr.net> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="G3wnvM0QPZuUqwrdYfel3EzlhQ5ZooPYg" X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 29 May 2018 09:06:47 -0000 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --G3wnvM0QPZuUqwrdYfel3EzlhQ5ZooPYg Content-Type: multipart/mixed; boundary="Er7UO6HeDj15ftTG9exODo99J6QAY7ewu"; protected-headers="v1" From: "Andrey V. Elsukov" To: Vitalij Satanivskij , freebsd-net@freebsd.org Message-ID: <58deda3e-6eda-bade-0461-97014a64182e@yandex.ru> Subject: Re: GRE/gif/netgraph tunnel speed on 10Gbit channel References: <20180529071733.GA18182@hell.ukr.net> In-Reply-To: <20180529071733.GA18182@hell.ukr.net> --Er7UO6HeDj15ftTG9exODo99J6QAY7ewu Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable On 29.05.2018 10:17, Vitalij Satanivskij wrote: > Version of system - 11.2-BETA2 FreeBSD 11.2-BETA2 #0 r334027 > Also I'm test FreeBSD 11.1-PRERELEASE #6 r320593 >=20 > Kernel GENERIC and CUSTOM (mostly cut off not used drivers from kernel)= =20 >=20 > For testing I'm use iperf on pure 10Gbit chanel easy get 9.8-9.9Gbit's = > For tunnel's even try to check multiply instance of iperf (eg on differ= ent ports) >=20 >=20 > So question are - Is it normal speed for tunnel's.=20 > Which tuning I can try to speed up it.=20 You can try to increase kern.ipc.max_linkhdr up to 60-80 bytes. I think this can increase throughput a bit, since this can reduce the need to allocate extra mbuf when new IP header is encapsulated. --=20 WBR, Andrey V. Elsukov --Er7UO6HeDj15ftTG9exODo99J6QAY7ewu-- --G3wnvM0QPZuUqwrdYfel3EzlhQ5ZooPYg Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQEzBAEBCAAdFiEE5lkeG0HaFRbwybwAAcXqBBDIoXoFAlsNFuYACgkQAcXqBBDI oXqZ/gf/XweV1NhYZmA6l694F+zDS1KEeXhbrYyBrznRwCJa4BcornykGujhGC8D feHMArP3GTn7YVS6KMUkvUT5NeigVEj9IDq+KJ6oBQR0m0Sl+ronKZzsIYGfw8Od zuM/2TRjxCtu1EbeRNshZLnI7TQGdvYWAiqp6VMQ28IgU7Glhfqt2J0YfKFoRrUL QFiRgWkV3u8RYrOjHwUgTzlYkOUVX9Kv+k/s8lE6m5hTDJtBaF3hdmeyLOayACOz jaopYIx7sgyGQjL8lPhqgVejhH+OmJg5M2FFJP4zthYioSk85jwhP4uArLpmZ+e0 mPkjmvww+WG1H+uARr/THTEU/vIiqg== =zGs+ -----END PGP SIGNATURE----- --G3wnvM0QPZuUqwrdYfel3EzlhQ5ZooPYg--