报错,The connection attempt failed
tomcat服务器在跑的时候报下面这个错,重启tomcat服务器后又恢复了正常,请问这个是什么原因?
[org.logicalcobwebs.proxool.proxoolPool - sweep] - Prototype
org.postgresql.util.PSQLException: The connection attempt failed.
at org.postgresql.core.v3.ConnectionFactoryImpl.openConnectionImpl(ConnectionFactoryImpl.java:292)
数据库连接池如下:
proxool.house-keeping-sleep-time=60000
proxool.simultaneous-build-throttle=20
proxool.maximum-new-connections=20
proxool.prototype-count=5
proxool.maximum-connection-count=400
proxool.minimum-connection-count=10
proxool.house-keeping-test-sql=select CURRENT_DATE from dual
proxool.maximum-active-time=30000
proxool.maximum-connection-lifetime=1200000