[MERGE] add performance tweaks.

[Robert Collins]

On Sun, 2006-06-11 at 20:30 -0500, John Arbash Meinel wrote:
> Michael Ellerman wrote:
> > On 6/11/06, Robert Collins <robertc at robertcollins.net> wrote:
> >> On Sun, 2006-06-11 at 22:34 +1000, Robert Collins wrote:
> 
> ...
> 
> > 
> > Yeah it hurts, and for enormous trees I'm not sure it's really useful.
> > 
> > I have this in my todo list from yonks ago:
> >  - bzr add -q of a kernel tree takes ~30 seconds
> >  - bzr add of a kernel tree takes 1.06m
> >  - perhaps bzr add should just print the top level things that were added
> >    and mention that directories are being recursed into
> >  - then -v can select the current behaviour and -q can print nothing
> > 
> > But never got around to coding it.
> > 
> > cheers
> 
> Actually, I was wondering about queuing up 10+ entries, and then writing
> them out with a 'writelines' call. That should decrease the overall
> overhead (potentially by 10x, though more likely only some fraction of
> that).

Both of these things sound good. :).

I'd like to see this by default:
$ bzr add
Ignored 306 file(s).
Added 424 files in 10 subdirectories.
$

-Rob
-- 
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