From: Junio C Hamano <gitster@pobox.com>
Date: Mon, 30 Jul 2007 21:04:57 GMT
Subject: Re: Efficient way to import snapshots?
Message-ID: <7vps29k3gm.fsf@assigned-by-dhcp.cox.net>
In-Reply-To: <alpine.LFD.0.999.0707301240330.4161@woody.linux-foundation.org>

Linus Torvalds <torvalds@linux-foundation.org> writes:

> That said, I just noticed something nasty: "git add ." is *horrible*. It 
> does the full SHA1 re-computation even though the index is up-to-date. 
> That's really nasty.
>
> So right now, due to this performance bug, it's actually much better to do 
> something more complex, namely something like
>
> 	git ls-files -o | git update-index --add --stdin
> 	git commit -a
>
> which is a lot more efficient than just doing "git add .".
>
> Junio? I _thought_ we already took the index into account with "git add", 
> but we obviously don't. 

I do not know offhand.

By the way, the above "something more complex" may be a simple
"git add -u".