在连接字符串中 添加设置节点 ConnectionLifeTime(计量单位为 秒).超过设定的连接会话 会被杀死! Connection Lifetime, ConnectionLifeTime 0 When a connection is returned to the pool, its creation time is compared with the current time, and the connection is destroyed if that time span (i
1. 增加 MySQL 的 wait_timeout 属性的值. 修改 /etc/mysql/my.cnf文件,在 [mysqld] 节中设置: # Set a connection to wait 8hours in idle status. wait_timeout =86400 将这2个参数设置为24小时(60*60*24=604800)即可. set interactive_timeout=604800; set wait_timeout=604800; 2. 减少连接池内连接的生