From: H. Peter Anvin <hpa@zytor.com>
Date: Thu, 30 Jun 2005 21:23:25 GMT
Subject: Re: "git-send-pack"
Message-ID: <42C462CD.9010909@zytor.com>
In-Reply-To: <Pine.LNX.4.58.0506301344070.14331@ppc970.osdl.org>

Linus Torvalds wrote:
> 
>>For the purposes of rsync, storing the objects in a single append-only 
>>file would be a very efficient method, since the rsync algorithm will 
>>quickly discover an invariant head and only transmit the tail.
> 
> Actually, it won't be "quick" - it will have to read the whole file and do 
> it's hash window thing.
> 

It does that, but it only have to do that when the actual file has 
changed.  That's acceptable, at least for the repository sizes we're 
likely to deal with within the medium term.

	-hpa