[E 190408 13:02:07 web:1670] Uncaught exception GET /api/user_token (**.**.**.**)
    HTTPServerRequest(protocol='http', host='**.**.com', method='GET', uri='/api/user_token', version='HTTP/1.0', remote_ip='**.**.**.**')
    Traceback (most recent call last):
      File "/root/.pyenv/versions/BenuIotApi/lib/python3.6/site-packages/tornado/web.py", line 1592, in _execute
        result = yield result
      File "/root/.pyenv/versions/BenuIotApi/lib/python3.6/site-packages/tornado/gen.py", line 1133, in run
        value = future.result()
      File "/root/.pyenv/versions/BenuIotApi/lib/python3.6/site-packages/tornado/gen.py", line 1147, in run
        yielded = self.gen.send(value)
      File "/mnt/BenuData/cloud/BenuIotApi/app/api_v1_0/api_auth.py", line 80, in get
        pipeline.execute()
      File "/root/.pyenv/versions/BenuIotApi/lib/python3.6/site-packages/redis/client.py", line 2879, in execute
        return execute(conn, stack, raise_on_error)
      File "/root/.pyenv/versions/BenuIotApi/lib/python3.6/site-packages/redis/client.py", line 2821, in _execute_pipeline
        self.raise_first_error(commands, response)
      File "/root/.pyenv/versions/BenuIotApi/lib/python3.6/site-packages/redis/client.py", line 2828, in raise_first_error
        raise r
      File "/root/.pyenv/versions/BenuIotApi/lib/python3.6/site-packages/redis/client.py", line 2816, in _execute_pipeline
        self.parse_response(connection, args[0], **options))
      File "/root/.pyenv/versions/BenuIotApi/lib/python3.6/site-packages/redis/client.py", line 2838, in parse_response
        self, connection, command_name, **options)
      File "/root/.pyenv/versions/BenuIotApi/lib/python3.6/site-packages/redis/client.py", line 680, in parse_response
        response = connection.read_response()
      File "/root/.pyenv/versions/BenuIotApi/lib/python3.6/site-packages/redis/connection.py", line 629, in read_response
        raise response
    redis.exceptions.ResponseError: Command # 1 (HSET session:7524acfa-59bb-11e9-ba22-00163e11cf62 user_uuid 5b9604e90f484b60e475b967) of pipeline caused error: MISCONF Redis is configured to save RDB snapshots, but is currently not able to persist on disk. Commands that may modify the data set are disabled. Please check Redis logs for details about the error.
[E 190408 13:02:07 web:2162] 500 GET /api/user_token (**.**.**.**) 82.30ms

https://www.cnblogs.com/qq78292959/p/3994349.html