dttlgotv opened a new issue #3490: error on using zk tracker URL: https://github.com/apache/incubator-heron/issues/3490 I modify the tracker.yaml to integrating yarn. The file is below: statemgrs: # # To use 'localzk', launch a zookeeper server locally # and create the following path: # *. /heron/topologies # # - # type: "zookeeper" # name: "localzk" # hostport: "127.0.0.1:2181" # rootpath: "/heron" # tunnelhost: "127.0.0.1" # # To specify multiple Zookeeper Nodes for fallback - type: "zookeeper" name: "zk" hostport: "localhost:2181" rootpath: "/heron" tunnelhost: "localhost" When I restart heron-tracker, the error is seen. [INFO]: Using state manager: type: zookeeper name: zk hostport: localhost:2181 rootpath: /heron tunnelhost: localhost Traceback (most recent call last): File ".bootstrap/_pex/pex.py", line 365, in execute File ".bootstrap/_pex/pex.py", line 293, in _wrap_coverage File ".bootstrap/_pex/pex.py", line 325, in _wrap_profiling File ".bootstrap/_pex/pex.py", line 408, in _execute File ".bootstrap/_pex/pex.py", line 466, in execute_entry File ".bootstrap/_pex/pex.py", line 471, in execute_module File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/runpy.py", line 180, in run_module fname, loader, pkg_name) File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/runpy.py", line 72, in _run_code exec code in run_globals File "heron/tools/tracker/src/python/main.py", line 294, in <module> main() File "heron/tools/tracker/src/python/main.py", line 289, in main http_server.listen(namespace['port']) File "/Users/zz/.pex/install/tornado-4.0.2-cp27-cp27m-macosx_10_14_intel.whl.c35aceed84e413083eda83e82b743b623007fde1/tornado-4.0.2-cp27-cp27m-macosx_10_14_intel.whl/tornado/tcpserver.py", line 125, in listen sockets = bind_sockets(port, address=address) File "/Users/zz/.pex/install/tornado-4.0.2-cp27-cp27m-macosx_10_14_intel.whl.c35aceed84e413083eda83e82b743b623007fde1/tornado-4.0.2-cp27-cp27m-macosx_10_14_intel.whl/tornado/netutil.py", line 145, in bind_sockets sock.bind(sockaddr) File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/socket.py", line 228, in meth return getattr(self._sock,name)(*args) socket.error: [Errno 48] Address already in use
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