java.sql.SQLTimeoutException: Timeout after 30001ms of waiting for a connection.
HikariCP連接池出錯:
java.sql.SQLTimeoutException: Timeout after 30001ms of waiting for a connection.
出現這個問題的原因是 有的函數在用完connection的時候,沒有及時close,導致連接池耗盡了。
所以,要全文搜索 getConnection, 然後在每個地方檢察是否調用conncetion.close(),如果沒有,就加上
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java.sql.SQLTimeoutException: Timeout after 30001ms of waiting for a connection.
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