Re: git branch performance problem?

From: Han-Wen Nienhuys <hanwenn@gmail.com>
Date: Oct 10, 2007, 21:24 UTC
Message-ID: <f329bf540710101424q22309489sada99907e94b2cd0@mail.gmail.com>
In-Reply-To: <f329bf540710101417w640b2421v73279cc8e34449b8@mail.gmail.com>

2007/10/10, Han-Wen Nienhuys <hanwenn@gmail.com>:

Show 9 quoted lines

> > You probably want to run 'git gc' (which will run 'git pack-refs',
> > i.e. put all files currently under .git/refs into a single file). This
> > should speed up 'git branch' (and quite possibly other commands too).
>
> This seems rather unuseful. After running gc pack-refs --all, I lost my HEAD,
>
> hanwen@lilypond:~/vc/git5$ git show HEAD
> fatal: ambiguous argument 'HEAD': unknown revision or path not in the
> working tree.

More to the point, I seemed to have lost my entire repository. This is the type of surprise I don't enjoy.

Now, can someone explain why 'git branch' takes forever if there are only two non-remote branches ?

-- 
Han-Wen Nienhuys - hanwen@xs4all.nl - http://www.xs4all.nl/~hanwen