网上的

# Global logging configurationlog4j.rootLogger=ERROR, stdout# log4j.logger后面跟着的是项目dao包路径，里面全部都是dao层的接口log4j.logger.com.kickstarter.dao=TRACE# Console output...log4j.appender.stdout=org.apache.log4j.ConsoleAppenderlog4j.appender.stdout.layout=org.apache.log4j.PatternLayoutlog4j.appender.stdout.layout.ConversionPattern=%5p [%t] - %m%n

我的生效版本

# Global logging configurationlog4j.rootLogger=error,info,debug,stdout# log4j.logger后面跟着的是项目dao包路径，里面全部都是dao层的接口# log4j.logger.com.kickstarter.dao=TRACE# Console output...log4j.appender.stdout=org.apache.log4j.ConsoleAppenderlog4j.appender.stdout.layout=org.apache.log4j.PatternLayoutlog4j.appender.stdout.layout.ConversionPattern=%5p [%t] - %m%n