zookeeper启动报错：
java.io.IOException: No snapshot found, but there are log entries. Something is broken!
at org.apache.zookeeper.server.persistence.FileTxnSnapLog.restore(FileTxnSnapLog.java:222)
at org.apache.zookeeper.server.ZKDatabase.loadDataBase(ZKDatabase.java:240)
at org.apache.zookeeper.server.ZooKeeperServer.loadData(ZooKeeperServer.java:290)
at org.apache.zookeeper.server.ZooKeeperServer.startdata(ZooKeeperServer.java:450)
at org.apache.zookeeper.server.NIOServerCnxnFactory.startup(NIOServerCnxnFactory.java:764)
at org.apache.zookeeper.server.ServerCnxnFactory.startup(ServerCnxnFactory.java:98)
at org.apache.zookeeper.server.ZooKeeperServerMain.runFromConfig(ZooKeeperServerMain.java:144)
at org.apache.zookeeper.server.ZooKeeperServerMain.initializeAndRun(ZooKeeperServerMain.java:106)
at org.apache.zookeeper.server.ZooKeeperServerMain.main(ZooKeeperServerMain.java:64)
at org.apache.zookeeper.server.quorum.QuorumPeerMain.initializeAndRun(QuorumPeerMain.java:128)
at org.apache.zookeeper.server.quorum.QuorumPeerMain.main(QuorumPeerMain.java:82)
原因：
如果是新安装的可能几居室dataDir冲突了 ，如果是启动可能是dataDir文件异常冲突了。
解决方式
如果zk数据不重要直接删除，目录跟其他zk冲突了，修改dataDir位置即可。