Problems with rsync between NAS mounted filesystems

Wayne Davison wayned at
Fri Jan 15 08:33:59 MST 2010

On Wed, Jan 13, 2010 at 7:23 AM, Ed Coates <ed at> wrote:

> rsync: connection unexpectedly closed (338935497 bytes received so far)
> [sender]
> [...] Any clues on why it might be losing connection?

In a local connection the sender is the client side, so this is indicating
that the receiving side went away.  Because you got no terminating message,
it is probable that the receiver was the process that died first, and its
message did not make it through the generator before things closed down.
 You might try the latest "nightly" tar file rsync release of 3.1.0dev,
which should do better at getting the errors to you when an abnormal
shutdown is happening.  Or, to diagnose what you're running now, you can
turn off some of the verbosity and attach an strace to each of the receiving
rsyncs after the transfer starts up.  That should reveal why the process

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