Need hint for my question regarding the working of rsync.

Karl O. Pinc kop at
Tue Nov 12 15:25:23 MST 2013

On 11/12/2013 04:13:01 PM, Karl O. Pinc wrote:
> On 11/12/2013 03:50:20 PM, Wayne Davison wrote
> > Yes, the receiver sends all the checksums that it generates at once
> > For really big files it would be interesting to amend this rule to 
> > one
> > where the sending side waits only long enough for a certain number
> of
> > checksums to arrive before it begins its work (and perhaps pauses 
> if
> > it
> > gets too far ahead of the arriving checksums).
> Based on the behavior I see when using rsync, without
> really knowing what's going on, it seems that the
> sending side first does a lot of disk access,
> then the receiving side does, and then
> the sync begins over the network.  It would
> save a lot of wall-clock time if the sending
> and receiving side could both be hitting
> the disk at once.  At least in my use case,
> with whatever version of rsync I happen to be
> using.

Note that I don't see this per-file, but per-filesystem/
rsync command.

Karl <kop at>
Free Software:  "You don't pay back, you pay forward."
                 -- Robert A. Heinlein

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