Give it more time for garbage collection to avoid false negatives under
Python 3.
@@ -180,7 +180,7 @@ class GarbageCollectorServiceTestCase(IntegrationTestCase, CleanDbTestCase):
process = self._start_garbage_collector()
# Give it some time to perform garbage collection and kill it
- eventlet.sleep(5)
+ eventlet.sleep(8)
process.send_signal(signal.SIGKILL)
self.remove_process(process=process)
