Hbase错误总结:Hbase连接不上Zookeeper
2018-11-04 11:55
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错误信息:
[code]Could not start ZK at requested port of 2181. ZK was started at port: 2182. Aborting as clients (e.g. shell) will not be able to find this ZK quorum 2018-10-24 17:41:57,609 INFO [Thread-2] server.NIOServerCnxn: Closed socket connection for client /127.0.0.1:57410 (no session established for client) 2018-10-24 17:41:57,610 INFO [main] zookeeper.MiniZooKeeperCluster: Started MiniZooKeeperCluster and ran successful 'stat' on client port=2182 2018-10-24 17:41:57,611 ERROR [main] master.HMasterCommandLine: Master exiting java.io.IOException: Could not start ZK at requested port of 2181. ZK was started at port: 2182. Aborting as clients (e.g. shell) will not be able to find this ZK quorum. at org.apache.hadoop.hbase.master.HMasterCommandLine.startMaster(HMasterCommandLine.java:212) at org.apache.hadoop.hbase.master.HMasterCommandLine.run(HMasterCommandLine.java:137) at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70) at org.apache.hadoop.hbase.util.ServerCommandLine.doMain(ServerCommandLine.java:126) at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:2522)
错误截图 :
解决方法:
1).hbase-env.sh 将 export HBASE_MANAGES_ZK 属性设置为false
[code]export HBASE_MANAGES_ZK=false
以下也可以导致这个问题:
1、netstat -antp | fgrep 2181,就知道端口被什么进程占了
2、已经启动ZK,但是HBase并没有使用外部的ZK,导致冲突
2).hbase-site.xml 将 hbase.cluster.distributed 设置为true
[code]<property> <name>hbase.cluster.distributed</name> <value>true</value> </property>
再次启动没错了
推荐博客:
1、Hbase架构及工作原理、数据及物理模型、Hbase优化
2、Hbase常用优化、Hbae性能优化、Hbase优化经验总结
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