My jenkins.log grew by about 1 gigabyte overnight by repeating
Sep 19, 2014 9:20:00 AM hudson.model.Run getEnvironment
WARNING: deprecated call to Run.getEnvironment
14 times every minute. (Yes, I have a lot of jobs that poll inefficiently. I'll fix that.)
It would be nice if the git plugin were fixed not to do that any more.
(Incidentally, it would be even nicer if deprecation warnings were displayed at most once per call site, like in Python.)