id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	launchpad_bug
3301	"allmydata.test.test_system.Connections.test_rref can fail with ""Address already in use."""	exarkun		"On c-locale CI job on CircleCI:

{{{
Traceback (most recent call last):
  File ""/tmp/tahoe-lafs.tox/py27-coverage/lib/python2.7/site-packages/twisted/internet/defer.py"", line 122, in execute
    result = callable(*args, **kw)
  File ""/tmp/tahoe-lafs.tox/py27-coverage/lib/python2.7/site-packages/twisted/internet/posixbase.py"", line 495, in listenTCP
    p.startListening()
  File ""/tmp/tahoe-lafs.tox/py27-coverage/lib/python2.7/site-packages/twisted/internet/tcp.py"", line 1363, in startListening
    raise CannotListenError(self.interface, self.port, le)
twisted.internet.error.CannotListenError: Couldn't listen on any:38205: [Errno 98] Address already in use.
}}}

https://circleci.com/gh/tahoe-lafs/tahoe-lafs/18657

This is intermittent and unpredictable.  Presumably it is a problem similar to the one described in https://tahoe-lafs.org/trac/tahoe-lafs/ticket/3026
"	defect	new	normal	undecided	unknown	n/a