From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) by finch.gentoo.org (Postfix) with ESMTP id 25D441381F4 for ; Sat, 8 Dec 2012 23:22:27 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id C3B7D21C011; Sat, 8 Dec 2012 23:22:11 +0000 (UTC) Received: from mail-yh0-f52.google.com (mail-yh0-f52.google.com [209.85.213.52]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id 7CBC7E0587 for ; Sat, 8 Dec 2012 23:20:40 +0000 (UTC) Received: by mail-yh0-f52.google.com with SMTP id o22so335608yho.11 for ; Sat, 08 Dec 2012 15:20:39 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=message-id:date:from:user-agent:mime-version:to:subject:references :in-reply-to:x-enigmail-version:content-type :content-transfer-encoding; bh=F+KdQfA2Io/wRBVBSr37vRJhbulmGrYOJCLkhxxtULw=; b=FJt8H5s0U9+1I6PxZCCCNJ2cHfmW5RoM1tXvZUQJlrGuEIzg/41QerlDa9nCj8o0EL /Lzn1TSc7Bz7hTKePqKNqFpIIFOGBux/+wQ97lTLUYlU+1EYZsw9sV2UMmlv1pEs8A8M nYNgIEfHe3zBzP0B5bYWDrcYn1+Frmdyre1zsvX4KZ9WtQ7C0C49PzKGBBhZvlUhgX8v tISRRw+MVNo2u9eQNgSXkclc5L61QkyTs5uf3/MwZc2H1Ra3iyYuLWeNO2BSSCxgBkzp ZncxrD8niLfmAdlu/rtFnUo9ZWm+v2rYrbRTBPjt8dm++UO1TkQamsB3R0vlAjlFkwHH mpOw== Received: by 10.236.151.99 with SMTP id a63mr14751092yhk.120.1355008839584; Sat, 08 Dec 2012 15:20:39 -0800 (PST) Received: from [192.168.2.5] (adsl-65-0-94-18.jan.bellsouth.net. [65.0.94.18]) by mx.google.com with ESMTPS id s19sm18150865anl.22.2012.12.08.15.20.37 (version=SSLv3 cipher=OTHER); Sat, 08 Dec 2012 15:20:38 -0800 (PST) Message-ID: <50C3CB44.7070307@gmail.com> Date: Sat, 08 Dec 2012 17:20:36 -0600 From: Dale User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20100101 Firefox/17.0 SeaMonkey/2.14.1 Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] System maintenance procedure? References: <20121205120550.2bc346bf@khamul.example.com> <20121208220616.44fb92ae@khamul.example.com> <20121208232507.6f348f86@khamul.example.com> <20121208224950.40759f8e@digimed.co.uk> In-Reply-To: <20121208224950.40759f8e@digimed.co.uk> X-Enigmail-Version: 1.4.6 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Archives-Salt: 2d03b687-3956-490b-82f0-c2d149dc5df3 X-Archives-Hash: 9e337c49414df476b35c9241472d7935 Neil Bothwick wrote: > On Sat, 8 Dec 2012 13:54:25 -0800, Grant wrote: > >> Got it. So @preserved-rebuild is meant to be a replacement for >> revdep-rebuild > No, it is a means of preventing the problems that revdep-rebuild fixes. > > If revdep-rebuild were a medicine, @preserved-rebuild would be a vaccine. > > Which you choose to use depends on whether you prefer fixing broken > systems to avoiding them. > > revdep-rebuild is an external program created to deal with a shortcoming > in emerge, that shortcoming was the lack of @preserved-rebuild. There may > be times when @preserved-rebuild fails, although they are becoming > increasingly rare, so revdep-rebuild is still useful as a fallback, but > the main reason I run it from my weekly system check script is as a > sanity check. It rarely finds anything. > > That's been my experience too. I run @preserved-rebuild when it tells me to but revdep-rebuild rarely finds anything. Thing is, it has a time or two. It is best to run revdep-rebuild and be sure than not to and run the risk of not being able to boot or some other problem that bites you. Sort of like a ounce of prevention is worth a pound of cure. ;-) Dale :-) :-) -- I am only responsible for what I said ... Not for what you understood or how you interpreted my words!