即使在創建Mysql時url中加入了autoReconnect=true參數,一但這個連接兩次訪問數據庫的時間超出了服務器端wait_timeout的時間限制,還是會CommunicationsException: The last packet successfully received ...
.過程 同事按照文檔上配置了下面的jdbc url: jdbc:mysql: ip:port db autoReconnect true amp useUnicode true amp characterEncoding utf 結果導致了 mysql slow log 出現了滿屏的 ping 命令, User Host: db db ip Query time: . Lock time: . ...
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即使在創建Mysql時url中加入了autoReconnect=true參數,一但這個連接兩次訪問數據庫的時間超出了服務器端wait_timeout的時間限制,還是會CommunicationsException: The last packet successfully received ...
如果連接閑置8小時 (8小時內沒有進行數據庫操作), mysql就會自動斷開連接, 要重啟tomcat. 用hibernate的話, 加如下屬性: ...
問題現象: com.MySQL.jdbc.CommunicationsException: The last packet successfully received from the server was58129 seconds ago.The last packet sent ...
1,問題現象: com.mysql.jdbc.CommunicationsException: The last packet successfully received from the server was58129 seconds ago.The last packet sent ...
mysql經典的8小時問題 鏈自: http://blog.csdn.net/bluesnail216/article/details/15810119 參考http://www.wang131 ...
屬性名 用途 hibernate.dialect 一個Hibernate D ...
屬性名 用途 hibernate.dialect 一個Hibernate Dialect ...
@ 獲取系統信息:設置命令參數 @ 表輸入: ...