log4j:WARN No appenders could be found for logger

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

 将log4j.properties拷贝到src文件夹即可

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原文地址：https://www.cnblogs.com/144823836yj/p/10674354.html