MySQL server has gone away

[TintypeMolly]

[ERROR] 2015-12-23 13:26:20 - resource.reply : [Failure instance: Traceback: <class 'sqlalchemy.exc.OperationalError'>: (_mysql_exceptions.OperationalError) (2006, 'MySQL server has gone away') [SQL: u'SELECT article.uid AS article_uid,
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/twisted/web/http.py:1436:dataReceived
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/twisted/web/http.py:1694:_finishRequestBody
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/twisted/web/http.py:1757:allContentReceived
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/twisted/web/http.py:823:requestReceived
--- <exception caught here> ---
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/twisted/web/server.py:183:process
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/twisted/web/server.py:234:render
/home/yuzuki/workspace/Yuzuki/helper/resource.py:14:render
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/twisted/web/resource.py:250:render
/home/yuzuki/workspace/Yuzuki/helper/resource.py:48:_render_wrapper
/home/yuzuki/workspace/Yuzuki/resource/reply.py:47:render_POST
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/sqlalchemy/orm/attributes.py:237:__get__
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/sqlalchemy/orm/attributes.py:578:get
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/sqlalchemy/orm/state.py:474:_load_expired
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/sqlalchemy/orm/loading.py:664:load_scalar_attributes
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/sqlalchemy/orm/loading.py:219:load_on_ident
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/sqlalchemy/orm/query.py:2528:one
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/sqlalchemy/orm/query.py:2571:__iter__
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/sqlalchemy/orm/query.py:2586:_execute_and_instances
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/sqlalchemy/engine/base.py:914:execute
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/sqlalchemy/sql/elements.py:323:_execute_on_connection
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/sqlalchemy/engine/base.py:1010:_execute_clauseelement
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/sqlalchemy/engine/base.py:1146:_execute_context
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/sqlalchemy/engine/base.py:1341:_handle_dbapi_exception
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/sqlalchemy/util/compat.py:199:raise_from_cause
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/sqlalchemy/engine/base.py:1139:_execute_context
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/sqlalchemy/engine/default.py:450:do_execute
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/MySQLdb/cursors.py:205:execute
/home/yuzuki/workspace/Yuzuki/env/local/lib/python2.7/site-packages/MySQLdb/connections.py:36:defaulterrorhandler
]

이런 에러 나고 자꾸 죽는데 eu를 알 수가 없다.

내가 예전에 ㅁㅂㅍㅌㄹ에서 일할 때에도 이 connection 오래들고 있으면 이런 에러 떠서

복구 정책을 세웠던 것 같은데

비슷한 복구정책을 세워야되지 않나 싶음.

[TintypeMolly]

http://docs.sqlalchemy.org/en/rel_1_0/faq/connections.html#mysql-server-has-gone-away

pool_recycle 시간을 8시간 이하로 주면 해결된다는 듯하다. 8시간동안 아무도 풀씨에 접속을 안한거란 건가!? OTL 망한동아리

[Perlmint]

ㅋㅋㅋㅋㅋ...