From owner-freebsd-current@FreeBSD.ORG Tue Feb 28 10:01:32 2012 Return-Path: Delivered-To: current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id D83361065670; Tue, 28 Feb 2012 10:01:32 +0000 (UTC) (envelope-from slackbie@gmail.com) Received: from mail-iy0-f182.google.com (mail-iy0-f182.google.com [209.85.210.182]) by mx1.freebsd.org (Postfix) with ESMTP id 8A77C8FC17; Tue, 28 Feb 2012 10:01:32 +0000 (UTC) Received: by iahk25 with SMTP id k25so73476iah.13 for ; Tue, 28 Feb 2012 02:01:31 -0800 (PST) Received-SPF: pass (google.com: domain of slackbie@gmail.com designates 10.50.153.166 as permitted sender) client-ip=10.50.153.166; Authentication-Results: mr.google.com; spf=pass (google.com: domain of slackbie@gmail.com designates 10.50.153.166 as permitted sender) smtp.mail=slackbie@gmail.com; dkim=pass header.i=slackbie@gmail.com Received: from mr.google.com ([10.50.153.166]) by 10.50.153.166 with SMTP id vh6mr1910886igb.44.1330423291970 (num_hops = 1); Tue, 28 Feb 2012 02:01:31 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; bh=Hj8kxyjlJmYrbCBjh6b5yzO1kDmU+GbC00FoNv6hd+A=; b=pT7AEkk+RKZga+NPGXTVO+FBuMlPxyV5YbHOPiSkxNhU6wLUNPJqplyz+8uaVB7KQo 034hfegpmOtIiwDr50MZeLkU3tuRsokeC9304M4Z3M742c+hGrzdvngFwRAvg+05g+wN j003lRePhI58+DxQWQLaXe4WecMcxNAjLLDzk= MIME-Version: 1.0 Received: by 10.50.153.166 with SMTP id vh6mr1568693igb.44.1330421923930; Tue, 28 Feb 2012 01:38:43 -0800 (PST) Received: by 10.42.1.68 with HTTP; Tue, 28 Feb 2012 01:38:43 -0800 (PST) In-Reply-To: <4F4C3FE7.3040802@FreeBSD.org> References: <20120221143537.Horde.deyFDZjmRSRPQ52pxBIpnLA@webmail.leidinger.net> <4F4BA707.5070608@wasikowski.net> <4F4C3FE7.3040802@FreeBSD.org> Date: Tue, 28 Feb 2012 16:38:43 +0700 Message-ID: From: "~Lst" To: stable@freebsd.org Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Mailman-Approved-At: Tue, 28 Feb 2012 12:05:47 +0000 Cc: current@freebsd.org Subject: Re: [CFT] modular kernel config X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 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: Tue, 28 Feb 2012 10:01:32 -0000 2012/2/28 Steve Wills : > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > On 02/27/12 10:53, =C5=81ukasz W=C4=85sikowski wrote: >> W dniu 2012-02-22 23:31, Bjoern A. Zeeb pisze: >> >>> You cannot ship that on by default for non-tecnical reasons in a >>> kernel. =C2=A0Please do not commit a kernel config that can be booted >>> (no LINT cannot be booted) with these on without consulting >>> appropriate hats upfront. >>> >>> >>>> - ALTQ - SW_WATCHDOG - QUOTA - IPSTEALTH (disabled in >>>> loader.conf) - IPFIREWALL_FORWARD (touches every packet, power >>>> users which need a bigger PPS but not this feature can >>>> recompile the kernel, discussed with julian@) - FLOWTABLE >>>> (disabled in loader.conf) >>> Which is not the same as it's not 100% disabled and will still >>> allocate memory. >> >> FLOWTABLE on 8.x crashed BGP routers (kern/144917). I don't know if >> it is fixed by now, but this kind of potential problematic features >> should not be enabled by default. >> > > Agree, I've run into problems with FLOWTABLE (with just the features > that were enabled by default in 8.0) when routers changed MAC > addresses. As far as I understand it, FLOWTABLE is both broken and > abandoned (but if I'm wrong, please let me know). > > So, IMHO, not only should it not be enabled by default, but given that > it was disabled complete in 8.x after 8.0 (too lazy to look at exactly > when right now), I think it shouldn't even be included, since that > might encourage users to try it out only to encounter problems with it. > > Steve > Definitely yes, I'd some problems too with FLOWTABLE running for router. So I have to disabled in kernel and sysctl. Rgds, -- Lasta Yani