tomcat 启动报错卡住

log4j:WARN No appenders could be found for logger (org.apache.flink.api.java.utils.PlanGenerator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.

解决

在源文件目录  src 下新建

log4j.properties

log4j.rootLogger=warn,CONSOLE,File

#Console
log4j.appender.CONSOLE=org.apache.log4j.ConsoleAppender
log4j.appender.CONSOLE.layout=org.apache.log4j.PatternLayout
log4j.appender.CONSOLE.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss SSS} [%t] [%c] [%p] - %m%n

#File  DailyRollingFileAppender
log4j.logger.File=info
log4j.appender.File=org.apache.log4j.DailyRollingFileAppender
log4j.appender.File.layout=org.apache.log4j.PatternLayout
log4j.appender.File.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss SSS} [%t] [%c] [%p] - %m%n
log4j.appender.File.datePattern='.'yyyy-MM-dd
log4j.appender.File.Threshold = info
log4j.appender.File.append=true