Speed problem

jw schultz jw at pegasys.ws
Tue Nov 12 19:10:00 EST 2002

On Tue, Nov 12, 2002 at 10:03:06AM -0800, Wayne Davison wrote:
> The only alternative is to use the --whole-file option -- this option
> turns off the rsync algorithm and just sends all the changed files over
> the net completely (like an scp copy, but for changed files).  This
> should only be used if you have a really fast network connection OR if
> you don't want to trade the CPU and local I/O for network I/O.

Really fast network is a bit vague.  If your network
connection is as fast or faster than the sustained transfer
rate of your disk subsystem the rsync algorythm will slow
things down.  An unloaded gigabit network is much faster
than most disk subsystems.

	J.W. Schultz            Pegasystems Technologies
	email address:		jw at pegasys.ws

		Remember Cernan and Schmitt

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