[tor-relays] Tor Relay getting "Failed to terminate process with PID" messages

[Roger Dingledine]

On Wed, Sep 18, 2013 at 05:49:10PM -0400, Michael Gorbach wrote:
> Hi, I started up a Tor relay several days ago, and the usage seems to be ramping up nicely. However, I am seeing some unexpected messages like this, in ARM and in the tor log files:
> 17:21:56 [NOTICE] Failed to terminate process with PID ?29778'

Did you add any pluggable transports lines to your torrc?

That line sounds like you tried to launch a pluggable transport process
(e.g. obfsproxy, flashproxy, etc) but it didn't launch correctly. Perhaps
you have some other hints earlier in the logs, like when it boots?

> They seem to be showing up, reliably, every 5 minutes or so. Each has a
>different PID. What?s strange is that these PIDs don?t exist by the time
>I see the message, i.e. I guess whatever process had that PID is now dead.

I guess that too.

--Roger