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[정성태] 제가 큰 실수를 했군요. ^^; Delegate를 통한 Bein...
[정성태] Working with Rust Libraries from C#...
[정성태] Detecting blocking calls using asyn...
[정성태] 아쉽게도, 커뮤니티는 아니고 개인 블로그입니다. ^^
[정성태] 질문이 잘 이해가 안 됩니다. 우선, 해당 소스코드에서 ILis...
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[정성태] "props[i].GetValue(props[i])" 코드에서 ...
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<div style='display: inline'> <h1 style='font-family: Malgun Gothic, Consolas; font-size: 20pt; color: #006699; text-align: center; font-weight: bold'>redis-py - MISCONF Redis is configured to save RDB snapshots, ...</h1> <p> 어느 순간, 테스트 서버에서 호스팅 중인 컨테이너에서 각종 오류들이 쏟아졌습니다. ^^; 가령, redis 호출에 대해서는 이런 오류 메시지가 나오고,<br /> <br /> <pre style='margin: 10px 0px 10px 10px; padding: 10px 0px 10px 10px; background-color: #fbedbb; overflow: auto; font-family: Consolas, Verdana;' > Traceback (most recent call last): File "/home/testusr/.local/lib/python3.11/site-packages/flask/app.py", line 2190, in wsgi_app response = self.full_dispatch_request() ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/testusr/.local/lib/python3.11/site-packages/flask/app.py", line 1486, in full_dispatch_request rv = self.handle_user_exception(e) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/testusr/.local/lib/python3.11/site-packages/flask/app.py", line 1484, in full_dispatch_request rv = self.dispatch_request() ^^^^^^^^^^^^^^^^^^^^^^^ ...[생략]... File "/home/testusr/.local/lib/python3.11/site-packages/flask/app.py", line 1469, in dispatch_request return self.ensure_sync(self.view_functions[rule.endpoint])(**view_args) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/mnt/d/workshop2/python-agent/testprj/latest_flask/pybo/views/main_views.py", line 190, in redis_test client.set('my_db', 5) File "/home/testusr/.local/lib/python3.11/site-packages/redis/commands/core.py", line 1453, in set return self.execute_command('SET', *pieces, **options) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...[생략]... File "/home/testusr/.local/lib/python3.11/site-packages/redis/client.py", line 1071, in execute_command return conn.retry.call_with_retry( ^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/testusr/.local/lib/python3.11/site-packages/redis/retry.py", line 32, in call_with_retry return do() ^^^^ File "/home/testusr/.local/lib/python3.11/site-packages/redis/client.py", line 1072, in <lambda> lambda: self._send_command_parse_response(conn, ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/testusr/.local/lib/python3.11/site-packages/redis/client.py", line 1051, in _send_command_parse_response return self.parse_response(conn, command_name, **options) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/testusr/.local/lib/python3.11/site-packages/redis/client.py", line 1084, in parse_response response = connection.read_response() ^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/testusr/.local/lib/python3.11/site-packages/redis/connection.py", line 765, in read_response raise response redis.exceptions.ResponseError: MISCONF Redis is configured to save RDB snapshots, but it is currently not able to persist on disk. Commands that may modify the data set are disabled, because this instance is configured to report errors during writes if RDB snapshotting fails (stop-writes-on-bgsave-error option). Please check the Redis logs for details about the RDB error. </pre> <br /> Mongo DB 호출은 이렇게 나오고,<br /> <br /> <pre style='margin: 10px 0px 10px 10px; padding: 10px 0px 10px 10px; background-color: #fbedbb; overflow: auto; font-family: Consolas, Verdana;' > Traceback (most recent call last): File "/home/testusr/.local/lib/python3.11/site-packages/flask/app.py", line 2190, in wsgi_app response = self.full_dispatch_request() ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/testusr/.local/lib/python3.11/site-packages/flask/app.py", line 1486, in full_dispatch_request rv = self.handle_user_exception(e) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/testusr/.local/lib/python3.11/site-packages/flask/app.py", line 1484, in full_dispatch_request rv = self.dispatch_request() ^^^^^^^^^^^^^^^^^^^^^^^ ...[생략]... File "/home/testusr/.local/lib/python3.11/site-packages/flask/app.py", line 1469, in dispatch_request return self.ensure_sync(self.view_functions[rule.endpoint])(**view_args) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/mnt/d/workshop2/python-agent/testprj/latest_flask/pybo/views/main_views.py", line 215, in pymongotest db2.users.delete_many({'y': 1}) ...[생략]... File "/home/testusr/.local/lib/python3.11/site-packages/pymongo/collection.py", line 1451, in delete_many self._delete_retryable( File "/home/testusr/.local/lib/python3.11/site-packages/pymongo/collection.py", line 1360, in _delete_retryable return self.__database.client._retryable_write( ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/testusr/.local/lib/python3.11/site-packages/pymongo/mongo_client.py", line 1643, in _retryable_write with self._tmp_session(session) as s: File "/usr/lib/python3.11/contextlib.py", line 137, in __enter__ return next(self.gen) ^^^^^^^^^^^^^^ File "/home/testusr/.local/lib/python3.11/site-packages/pymongo/mongo_client.py", line 2040, in _tmp_session s = self._ensure_session(session) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/testusr/.local/lib/python3.11/site-packages/pymongo/mongo_client.py", line 2027, in _ensure_session return self.__start_session(True, causal_consistency=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/testusr/.local/lib/python3.11/site-packages/pymongo/mongo_client.py", line 1976, in __start_session server_session = self._get_server_session() ^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/testusr/.local/lib/python3.11/site-packages/pymongo/mongo_client.py", line 2013, in _get_server_session return self._topology.get_server_session() ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/testusr/.local/lib/python3.11/site-packages/pymongo/topology.py", line 525, in get_server_session session_timeout = self._check_session_support() ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/testusr/.local/lib/python3.11/site-packages/pymongo/topology.py", line 507, in _check_session_support self._select_servers_loop( File "/home/testusr/.local/lib/python3.11/site-packages/pymongo/topology.py", line 226, in _select_servers_loop raise ServerSelectionTimeoutError( pymongo.errors.ServerSelectionTimeoutError: 192.168.100.50:15000: [Errno 111] Connection refused, Timeout: 30s, Topology Description: <TopologyDescription id: 6508f21066abc5620a3c1622, topology_type: Single, servers: [<ServerDescription ('192.168.100.50', 15000) server_type: Unknown, rtt: None, error=AutoReconnect('192.168.100.50:15000: [Errno 111] Connection refused')>]> </pre> <br /> MySQL 서버 호출은 이런 오류가 발생합니다.<br /> <br /> <pre style='margin: 10px 0px 10px 10px; padding: 10px 0px 10px 10px; background-color: #fbedbb; overflow: auto; font-family: Consolas, Verdana;' > Traceback (most recent call last): File "/home/testusr/.local/lib/python3.11/site-packages/flask/app.py", line 2190, in wsgi_app response = self.full_dispatch_request() ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/testusr/.local/lib/python3.11/site-packages/flask/app.py", line 1487, in full_dispatch_request return self.finalize_request(rv) ^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/testusr/.local/lib/python3.11/site-packages/flask/app.py", line 1506, in finalize_request response = self.make_response(rv) ^^^^^^^^^^^^^^^^^^^^^^ File "/home/testusr/.local/lib/python3.11/site-packages/flask/app.py", line 1801, in make_response raise TypeError( TypeError: The view function for 'main.mysqlclient_wrapper2' did not return a valid response. The function either returned None or ended without a return statement. </pre> <br /> 당황하지 마시고, 컨테이너를 호스팅하는 서버의 디스크 용량을 확인해 보시고, 꽉 찼으면 여유 공간을 확보해 주시면 됩니다. (그나저나, redis의 오류 메시지가 그나마 실제 상황에 가깝군요. ^^)<br /> </p><br /> <br /><hr /><span style='color: Maroon'>[이 글에 대해서 여러분들과 의견을 공유하고 싶습니다. 틀리거나 미흡한 부분 또는 의문 사항이 있으시면 언제든 댓글 남겨주십시오.]</span> </div>
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