I can confirm this problem. It seems to be due to a miscompilation of rsync and the zlib library
https://bugzilla.samba.org/show_bug.cgi?id=10372 Trying the transfer without -z / --compress works fine. The bug seems to show itself when transferring big files ( 1.5GB in my case) I think this should be fixed urgently! ** Bug watch added: Samba Bugzilla #10372 https://bugzilla.samba.org/show_bug.cgi?id=10372 -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to rsync in Ubuntu. https://bugs.launchpad.net/bugs/1300367 Title: rsync 3.1.0 and 3.0.9 incompatibility To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/rsync/+bug/1300367/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs