RSync random failures

Matthias Meyer
Sun Dec 7 21:23:00 GMT 2008

Allan Schrum wrote:
> Hi Matthias,
> The problem is when rsync is not actively connected to a client. When
> started as a service, an instance of rsync is running listening for
> connections. When the connection occurs, the transfer takes place.
> Afterwards, the original instance remains still listening for connections.
> When running as a service waiting for a connection, something happens to
> it which causes it to fail and exit without cleaning up. This leaves a PID
> file which blocks all restart attempts. I then must manually clean up the
> PID file to allow the service to restart. Obviously, leaving the PID file
> should not take place which is the symptom of the true problem.
> Something is causing rsync to fail without cleaning up the PID file.
> Sometimes it is a reboot (most often due to that). Sometimes during a
> transfer it will fail and not cleanup properly. I have not yet figured
> this out and was hoping others saw this as well.
> I did notice that while debugging (with gdb) rsync that if I type Ctrl-C
> that the task stops without cleaning up. However, I'm not sure if that is
> due to how gdb works, or something else.
> Again, this is with rsync-3.0.4-1. This cleanup problem did not exist with
> rsync-2.6.9-2. As a temporary solution, I am back to the older rsync on
> most of my machines until we get this current problem resolved.
> Thanks,
> -Allan

Hi Allen,

I didn't understand your problem.
You didn't need this PID file. Simply remove the line
pid file = xxxx
from your rsyncd.conf

Don't panic

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