From owner-freebsd-net@FreeBSD.ORG Tue Dec 27 20:36:04 2011 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 0314A1065673 for ; Tue, 27 Dec 2011 20:36:04 +0000 (UTC) (envelope-from ml@my.gd) Received: from mail-wi0-f182.google.com (mail-wi0-f182.google.com [209.85.212.182]) by mx1.freebsd.org (Postfix) with ESMTP id 8CCC48FC1B for ; Tue, 27 Dec 2011 20:36:03 +0000 (UTC) Received: by wibhr1 with SMTP id hr1so10286384wib.13 for ; Tue, 27 Dec 2011 12:36:02 -0800 (PST) Received: by 10.181.12.43 with SMTP id en11mr64401935wid.6.1325018162599; Tue, 27 Dec 2011 12:36:02 -0800 (PST) Received: from [192.168.0.12] (did75-17-88-165-130-96.fbx.proxad.net. [88.165.130.96]) by mx.google.com with ESMTPS id ej17sm29299000wbb.14.2011.12.27.12.36.01 (version=TLSv1/SSLv3 cipher=OTHER); Tue, 27 Dec 2011 12:36:01 -0800 (PST) References: <4EF9E2D6.7050705@my.gd> <4EFA1BC1.5060605@my.gd> In-Reply-To: Mime-Version: 1.0 (iPhone Mail 8J2) Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii Message-Id: <5A2883E2-C132-4E56-900D-5CCDE42A1FD2@my.gd> X-Mailer: iPhone Mail (8J2) From: Damien Fleuriot Date: Tue, 27 Dec 2011 21:35:52 +0100 To: Warren Block Cc: "freebsd-net@freebsd.org" Subject: Re: Compiling only "network" part of the kernel X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 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, 27 Dec 2011 20:36:04 -0000 On 27 Dec 2011, at 21:22, Warren Block wrote: > On Tue, 27 Dec 2011, Damien Fleuriot wrote: >=20 >>> Those are best-case times. A typical ccache buildworld after csup to >>> -stable is about 9 minutes on this system. >>=20 >> That sounds good enough. >>=20 >> Are there any performance hits during production, as in, when not busy >> rebuilding the world or whatever, just normal daily operation ? >=20 > ccache is only called when compiling. There's a little extra overhead in m= ake.conf, probably not significant. And the disk space used for the cache. Thanks for a the info Warren, I'll see about putting it in production, I'd l= ove saving some time when updating boxes. Besides, smaller update times (as in, human time spent) will help me defend f= bsd against debian kfreebsd :/