報“ Got minus one from a read call”的錯誤

在部署應用的時候，有時候應用可以直接啟動，但偶爾應用卻無法啟動，報錯資訊是：

java.sql.SQLRecoverableException: IO Error: Got minus one from a read call

原因及解決方法

jdbc.driverClass=oracle.jdbc.driver.OracleDriver
    jdbc.url=jdbc:oracle:thin:@nantianpaydb.baidupay.com:8002:ntpzn
    jdbc.user=cif
    jdbc.password=cif

    #druid datasource
    druid.initialSize=10
    druid.minIdle=10
    druid.maxIdle=100
    druid.maxActive=500
    druid.maxWait=30000
    druid.timeBetweenEvictionRunsMillis=60000
    druid.minEvictableIdleTimeMillis=300000
    druid.validationQuery=SELECT 1 from dual
    druid.testWhileIdle=true
    druid.testOnBorrow=false
    druid.testOnReturn=false
    druid.poolPreparedStatements=true
    druid.maxPoolPreparedStatementPerConnectionSize=20
    druid.filters=wall,stat           

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druid.initialSize=10