Re: incremental make install

[Bob Friesenhahn]

On Thu, 22 Jan 2009, Warren Young wrote:
> rsync doesn't use timestamps.  It looks at the entire file contents for both 
> source and target, and performs some pretty hefty computation on them.  Thus, 
> it only gives a speedup when copying files over a slow link between two 
> machines.  It's great over the Internet, not so great over a fast LAN, and 
> useless within a single machine.

I have used rsync extensively for years, and sometimes in rather 
exotic ways.  It does have a mode where timestamps are used.

I find your conclusions to be baseless.  Usually when rsync is blamed 
to be slow, it is because it is used over SSH, which is slow.

Bob
======================================
Bob Friesenhahn
address@hidden, http://www.simplesystems.org/users/bfriesen/
GraphicsMagick Maintainer,    http://www.GraphicsMagick.org/