Re: Git benchmarks at OpenOffice.org wiki

From: Johannes Schindelin <johannes.schindelin@gmx.de>
Date: May 3, 2007, 09:33 UTC
Message-ID: <Pine.LNX.4.64.0705031131410.4015@racer.site>
In-Reply-To: <87lkg61j99.fsf@mid.deneb.enyo.de>

Hi,

On Thu, 3 May 2007, Florian Weimer wrote:

Show 10 quoted lines

> * Jakub Narebski:
> 
> > What I'm really concerned about is branch switch and merging branches, 
> > when one of the branches is an old one (e.g. unxsplash branch), which 
> > takes 3min (!) according to the benchmark. 13-25sec for commit is also 
> > bit long, but BRANCH SWITCHING which takes 3 MINUTES!?
> 
> IIRC, GIT accesses every file in the tree, not just the ones that need
> updating.  How many files were actually updated when you changed
> branches in your experiment?

No. Git does not access every file, but rather all stats. That is a huge difference. And it should not take _that_ long for ~64000 files. Granted, it will cause a substantial delay, but not in the range of minutes.

Ciao, Dscho