From owner-freebsd-current@freebsd.org Sat Dec 17 09:44:14 2016 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 69DD6C81899 for ; Sat, 17 Dec 2016 09:44:14 +0000 (UTC) (envelope-from cochard@gmail.com) Received: from mail-qt0-x22a.google.com (mail-qt0-x22a.google.com [IPv6:2607:f8b0:400d:c0d::22a]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 24A501E07; Sat, 17 Dec 2016 09:44:14 +0000 (UTC) (envelope-from cochard@gmail.com) Received: by mail-qt0-x22a.google.com with SMTP id w33so108010684qtc.3; Sat, 17 Dec 2016 01:44:14 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:sender:in-reply-to:references:from:date:message-id :subject:to:cc; bh=vvDSV1gCqVFGSfyQ5rA5pbpqOIDRJSIsZosZBMM5xEg=; b=FubGZnLSyvuF/jvVx6YT4wNMn6tnWx7pckORXZu6NcNGWGmI6OsbZjjPfYxXsWXnKY r3cLh2qTaJ0Rb7Evic1ukXMxJje1mpW3c5jNdp616cpjhr6+J79g5qYKeZbIJXOxTP2W ef88O6nby99Ozi6Q3EHBa6Hxg+7nzPjhxvQiMupWpvwnaepuwk2mFCLUjIbB20Lpdnjq d0O0b70L8/SjC4b+bt9ScwE1ZVYQPl9DxD8+caSL/jZmqBOxtJqRQwzlpa4EZCOtzuQ3 o7kGXTR3eoMw+guHyX9T64aBJpz1407aMJxtDG+MFplckB5HrMglU0Ot6O2YkgCp/u9U /UBQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:sender:in-reply-to:references:from :date:message-id:subject:to:cc; bh=vvDSV1gCqVFGSfyQ5rA5pbpqOIDRJSIsZosZBMM5xEg=; b=YCa6ZUcg6sYTrBSVDPROXn4RhuPBiT5Ff2HJsRyPoB2qLxI2m/RII3TaH2Cg7KU6Ve DFHx3I2jSY2W/dgt7b1dNS7dfl3E42F2Y8dc53hnk2VcrrehtGlHijOZ/Zu3OK+FnHOu Jyq+dgBj2hcYtTa6h0gUo+sQYvFWRO7pC53xwWaBiTrvT81zvWPTVfCl7p56Ufqnquf3 /G0s9f6/dAAPkmvq8vMk4qcnwq15O/t/ddQT9pDX+kArcGfw0RnqPOWl6F+LEUwUsizL y32rnN8AFFr7kwQKraKNZ7BSPhCZl38dAkxw5KTlZAN19tSpTrX72BVgbYZdZvLuZ0tL Q7Kg== X-Gm-Message-State: AIkVDXIVAP5tu5TpNCtRnq7bgAlpLgHHJN0fhNn1PS4uLXB5182EIZP2aMZEdQnoEQG31warZwVDDX1ogH53jA== X-Received: by 10.200.54.157 with SMTP id a29mr6678216qtc.172.1481967853335; Sat, 17 Dec 2016 01:44:13 -0800 (PST) MIME-Version: 1.0 Sender: cochard@gmail.com Received: by 10.237.34.248 with HTTP; Sat, 17 Dec 2016 01:43:52 -0800 (PST) In-Reply-To: <20161217091954.GE90401@zxy.spb.ru> References: <20161217091954.GE90401@zxy.spb.ru> From: =?UTF-8?Q?Olivier_Cochard=2DLabb=C3=A9?= Date: Sat, 17 Dec 2016 10:43:52 +0100 X-Google-Sender-Auth: wfqPiIQwg_7UGmmHr4h25dv_vQg Message-ID: Subject: Re: FreeBSD system profiling and tuning for 10, 11 and 12 To: Slawa Olhovchenkov Cc: Julian Elischer , freebsd-current Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.23 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 17 Dec 2016 09:44:14 -0000 On Sat, Dec 17, 2016 at 10:19 AM, Slawa Olhovchenkov wrote= : > > =3D=3D=3D > On FreeBSD older than 11.0, use more compact ip_fastfoward routine. It > processes most packets falling back to 'normal' forward routine for > fragments, packets with options, etc. Can save you up to 20% speed > (but will break IPSec). > > net.inet.ip.fastforwarding=3D1 > =3D=3D=3D > > I am not found in 11/12 this sysctl/tunable. > =E2=80=8BYes, this sysctl is available "on FreeBSD =E2=80=8Bolder than 11.0= ". It's was improved, renamed tryforward, and it's the default method since 11.0. > =3D=3D=3D > Skip feeding /dev/random from network by adding harvest_mask=3D"351" to > /etc/rc.conf or theses line to /etc/sysctl.conf: > > kern.random.sys.harvest.ethernet=3D0 > kern.random.sys.harvest.point_to_point=3D0 > kern.random.sys.harvest.interrupt=3D0 > =3D=3D=3D > > On 11: > # sysctl kern.random.sys.harvest > sysctl: unknown oid 'kern.random.sys.harvest' > =E2=80=8BOops, I've updated the wiki here: thanks.