[jira] [Updated] (FLINK-14479) Strange exceptions found in log file after executing `test_udf.py`

["Yun Gao (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/FLINK-14479?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Yun Gao updated FLINK-14479:
----------------------------
    Fix Version/s: 1.16.0

> Strange exceptions found in log file after executing `test_udf.py`
> ------------------------------------------------------------------
>
>                 Key: FLINK-14479
>                 URL: https://issues.apache.org/jira/browse/FLINK-14479
>             Project: Flink
>          Issue Type: Improvement
>          Components: API / Python
>            Reporter: sunjincheng
>            Priority: Minor
>              Labels: auto-deprioritized-major, auto-unassigned
>             Fix For: 1.15.0, 1.16.0
>
>         Attachments: screenshot-1.png
>
>
> There are several strange exceptions as follow in `${flink_source}/build-target/log/flink-${username}-python-udf-boot-${machine_name}.local.log` after executing `${flink_source}/flink-python/pyflink/table/tests/test_udf.py`:
> Traceback (most recent call last):
> {code:java}
>  File "/usr/local/Cellar/python/3.7.4/Frameworks/Python.framework/Versions/3.7/lib/python3.7/runpy.py", line 193, in _run_module_as_main
>  "__main__", mod_spec)
>  File "/usr/local/Cellar/python/3.7.4/Frameworks/Python.framework/Versions/3.7/lib/python3.7/runpy.py", line 85, in _run_code
>  exec(code, run_globals)
>  File "/Users/zhongwei/flink/flink-python/pyflink/fn_execution/sdk_worker_main.py", line 30, in <module>
>  apache_beam.runners.worker.sdk_worker_main.main(sys.argv)
>  File "/Users/zhongwei/pyflink_env/py37/lib/python3.7/site-packages/apache_beam/runners/worker/sdk_worker_main.py", line 148, in main
>  sdk_pipeline_options.view_as(pipeline_options.ProfilingOptions))
>  File "/Users/zhongwei/pyflink_env/py37/lib/python3.7/site-packages/apache_beam/runners/worker/sdk_worker.py", line 133, in run
>  for work_request in control_stub.Control(get_responses()):
>  File "/Users/zhongwei/pyflink_env/py37/lib/python3.7/site-packages/grpc/_channel.py", line 364, in __next__
>  return self._next()
>  File "/Users/zhongwei/pyflink_env/py37/lib/python3.7/site-packages/grpc/_channel.py", line 347, in _next
>  raise self
> grpc._channel._Rendezvous: <_Rendezvous of RPC that terminated with:
>  status = StatusCode.CANCELLED
>  details = "Runner closed connection"
>  debug_error_string = "{"created":"@1571660342.057172000","description":"Error received from peer ipv6:[::1]:52699","file":"src/core/lib/surface/call.cc","file_line":1052,"grpc_message":"Runner closed connection","grpc_status":1}"{code}
> It appears randomly when executing test cases of blink planner. Although it does not affect test results we need to find out why it appears.
> Welcome any feedback!
>  



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