From mboxrd@z Thu Jan  1 00:00:00 1970
From: Sitaram Chamarty <sitaramc@gmail.com>
Subject: Re: Local clones aka forks disk size optimization
Date: Sun, 18 Nov 2012 16:12:06 +0530
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Cc: Michael J Gruber <git@drmicha.warpmail.net>,
	Andrew Ardill <andrew.ardill@gmail.com>,
	Javier Domingo <javierdo1@gmail.com>, git@vger.kernel.org
To: Enrico Weigelt <enrico.weigelt@vnc.biz>
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On Fri, Nov 16, 2012 at 11:34 PM, Enrico Weigelt <enrico.weigelt@vnc.biz> wrote:
>
>> Provide one "main" clone which is bare, pulls automatically, and is
>> there to stay (no pruning), so that all others can use that as a
>> reliable alternates source.
>
> The problem here, IMHO, is the assumption, that the main repo will
> never be cleaned up. But what to do if you dont wanna let it grow
> forever ?

That's not the only problem.  I believe you only get the savings when
the main repo gets the commits first.  Which is probably ok most of
the time but it's worth mentioning.

>
> hmm, distributed GC is a tricky problem.

Except for one little issue (see other thread, subject line "cloning a
namespace downloads all the objects"), namespaces appear to do
everything we want in terms of the typical use cases for alternates,
and/or 'git clone -l', at least on the server side.