ZooKeeper Logs# Unix# java -classpath .:slf4j-api-1.7.25.jar:zookeeper-3.4.10.jar org.apache.zookeeper.server.LogFormatter log.4b8f Windows# java -classpath ".;*" org.apache.zookeeper.server.LogFormatter log.4b8f Results# ZkLog References# ZooKeeper Administrator’s Guide