[libvirt] compressing .git/ can save 15%

[Jim Meyering]

Daniel Veillard wrote:
> On Wed, Jan 12, 2011 at 12:01:12PM +0100, Jim Meyering wrote:
>> Daniel Veillard wrote:
>> ...
>> > xmlsoft:~ -> cat bin/GitMaintainance
>> > #!/bin/sh
>> > # Garbage collect the libvirt GIT repository
>> > git --git-dir /git/libvirt.git gc > $HOME/tmp/GitMaintainance.log 2>&1
>> > xmlsoft:~ -> crontab -l | grep GitMaintainance
>> > 4 4 * * Sun /u/veillard/bin/GitMaintainance
>> > xmlsoft:~ ->
>> >
>> >   Seems to have run normally on Sun 9 Jan from what I can tell :-)
>> >
>> >   So basically I should just add --aggressive to the garbage collection
>> > command for extra cleanup, right ?
>>
>> Exactly ;-)
>
>   Okay, done, BTW here is the result for a manual run I did:
>
> xmlsoft:~ -> git --git-dir /git/libvirt.git gc --aggressive
> Counting objects: 50594, done.
> Delta compression using up to 2 threads.
> Compressing objects: 100% (50455/50455), done.
> Writing objects: 100% (50594/50594), done.
> Total 50594 (delta 42525), reused 0 (delta 0)
> xmlsoft:~ ->

That tells you the number of "objects", which doesn't change.
du -sh /git/libvirt.git before showed 54M.
Now, it prints 45M.