Re: [BackupPC-users] CPU usage and low network usage

[David B. <bac...@da...>]

On Thu, Mar 09, 2006 at 03:27:32PM -0600, Carl Wilhelm Soderstrom wrote:
> > On Thu, 2006-03-09 at 14:40, jm...@hu... wrote:
> > > it just hovers at about 300kb/s.... I would expect that when the file
> > > listing is sent, for there to be a heavy load on the network at that
> > > time, and then some heavy cpu work, and then more load on the network
> > > as it hits files that 
> > > needs to backup.....
> 
> rsync is surprisingly inefficient at file transfers. It's often several
> times slower than even tar over ssh. try moving a big (several times larger
> than RAM) over the network, using rsync, tar over ssh, and tar over netcat.
> rsync will be by far the slowest.

Does --whole-file help, or is it slow even at that?

Dave