From: Lists <lists at benjamindsmith.com> > Our next big test is to try out ZFS filesystem send/receive in lieu of > our current backup processes based on rsync. Rsync is a fabulous tool, > but is beginning to show performance/scalability issues dealing with the > many millions of files being backed up, and we're hoping that ZFS > filesystem replication solves this. Not sure if I already mentioned it but maybe have a look at: http://code.google.com/p/lsyncd/ JD