Use dumb-init in Dockerfile; chown tracker directory to proper uid Use dumb-init so proceses started from Roundup get properly reaped if they exit after the Roundup server instance. Also chown the tracker mount directory to the specified uid/gid.

try:
    # Python 3+
    from time import perf_counter
except (ImportError, AttributeError):
    # Python 2.5-2.7
    from time import clock as perf_counter   # noqa: F401