On Wed, Jan 20, 2010 at 1:01 PM, Joseph L. Casale <jcasale at activenetwerx.com> wrote: > Trying to rsync a rather large file from a windows server to a centos server > and all but this is working fine. > > As it's a 20 gig file I am trying to send the diff of with a -c, I suspect over > the low bandwidth this presents an issue. I also stage this file locally on another > centos server and could calc the diff and create a patch and send that, comparing > checksums etc... > > A quick look at bsdiff and bspatch and the mem requirements on my 20 gig file make > that solution rather not acceptable. > > Anyone know a better solution to accomplish this? > I had to do a similar thing across a satellite link. I ended up splitting the files into 500M segments then rsyncing those. When completed, I ssh'ed into the remote and rejoined then checksummed.