Re: git-repack made my pack 317x larger...

From: Nicolas Pitre <nico@cam.org>
Date: Jun 15, 2007, 13:39 UTC
Message-ID: <alpine.LFD.0.99.0706150935530.5651@xanadu.home>
In-Reply-To: <20070615085057.5706.qmail@science.horizon.com>

On Fri, 15 Jun 2007, linux@horizon.com wrote:

Show 38 quoted lines

> > ~/tmp$ git clone --reference /usr/src/linux -n hwmon-2.6.old hwmon-2.6
> > Initialized empty Git repository in /home/linux/tmp/hwmon-2.6/.git/
> > remote: Generating pack...
> > remote: Done counting 124 objects.
> > remote: Deltifying 124 objects...
> > remote:  100% (124/124) done
> > Indexing 124 objects...
> > remote: Total 124 (delta 83), reused 97 (delta 75)
> >  100% (124/124) done
> > Resolving 83 deltas...
> >  100% (83/83) done
> > ~/tmp$ rm -rf hwmon-2.6.olf
> > ~/tmp$ cd hwmon-2.6
> > ~/tmp/hwmon-2.6$ ls -l .git/objects/pack/
> > total 168
> > -r--r--r-- 1 linux users   4040 Jun 15 03:44 pack-e4de475aa6c82099b4a4a8f6f410dcc316c7cf19.idx
> > -r--r--r-- 1 linux users 161548 Jun 15 03:44 pack-e4de475aa6c82099b4a4a8f6f410dcc316c7cf19.pack
> 
> Much better!  But since that's only a few objects, let's repack them even tighter...
> 
> > ~/tmp/hwmon-2.6$ git-repack -a -d -f --window=50
> > Generating pack...
> > Done counting 18090 objects.
> > Deltifying 18090 objects...
> >  100% (18090/18090) done
> > Writing 18090 objects...
> >  100% (18090/18090) done
> > Total 18090 (delta 2465), reused 7876 (delta 0)
> > Pack pack-1af4ab6620f71733f17b16d69a89b6741e2c7fe3 created.
> > Removing unused objects 100%...
> > Done.
> > ~/tmp/hwmon-2.6$ ls -l .git/objects/pack/
> > total 50620
> > -r--r--r-- 1 linux users   435224 Jun 15 04:00 pack-1af4ab6620f71733f17b16d69a89b6741e2c7fe3.idx
> > -r--r--r-- 1 linux users 51333891 Jun 15 04:00 pack-1af4ab6620f71733f17b16d69a89b6741e2c7fe3.pack
> 
> Uh... what happened?  It's not a full kernel clone, but it's a lot more
> objects than I expected.  Where did all the extra objects come from?

Maybe you want to add -l as well to your git-repack invocation.

Nicolas