Re: [PATCH] [RFC] Generational repacking

From: Nicolas Pitre <nico@cam.org>
Date: Jun 7, 2007, 03:20 UTC
Message-ID: <alpine.LFD.0.99.0706062314410.12885@xanadu.home>
In-Reply-To: <46676D44.7070703@vilain.net>

On Thu, 7 Jun 2007, Sam Vilain wrote:

Show 11 quoted lines

> Dana How wrote:
> > This patch complicates git-repack.sh quite a bit and
> > I'm unclear on what _problem_ you're addressing.
> 
> The problem is simple, and it is partially in the eye of the beholder.
> 
> That is;
> 
>   1. without repacking, you get a lot of loose objects.
>      - unnecessary disk space usage
>      - bad performance on many OSes

No argument.

>   2. repack takes too long to run very regularly; it's an occasional
>      command.

It doesn't take long at all when you don't use -a.

>   3. the perception that git repositories are not maintenance free.

But this perception is true! It is possible to automate it, but some maintenance is necessary at some point.

> What I'm aiming for is something which is light enough that it might
> even win back the performance loss you got from 1), and to solve the
> perception problem of 3).

Run git-repack without -a from some hook. You can even launch it in the background.

Or what am I missing?

Nicolas