2018-05-23 16:24:41,722 FATAL [main] regionserver.RSRpcServices: The hostname of regionserver cannot be set to localhost in a fully-distributed setup because it won't be reachable. See "Getting Started" for more information.
2018-05-23 16:24:41,722 ERROR [main] regionserver.HRegionServerCommandLine: Region server exiting
java.lang.RuntimeException: Failed construction of Regionserver: class org.apache.hadoop.hbase.regionserver.HRegionServer
at org.apache.hadoop.hbase.regionserver.HRegionServer.constructRegionServer(HRegionServer.java:2458)
at org.apache.hadoop.hbase.regionserver.HRegionServerCommandLine.start(HRegionServerCommandLine.java:64)
at org.apache.hadoop.hbase.regionserver.HRegionServerCommandLine.run(HRegionServerCommandLine.java:87)
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.regionserver.HRegionServer.main(HRegionServer.java:2473)
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
at org.apache.hadoop.hbase.regionserver.HRegionServer.constructRegionServer(HRegionServer.java:2456)
... 5 more
Caused by: java.io.IOException: The hostname of regionserver cannot be set to localhost in a fully-distributed setup because it won't be reachable. See "Getting Started" for more information.
at org.apache.hadoop.hbase.regionserver.RSRpcServices.<init>(RSRpcServices.java:775)
at org.apache.hadoop.hbase.regionserver.HRegionServer.createRpcServices(HRegionServer.java:570)
at org.apache.hadoop.hbase.regionserver.HRegionServer.<init>(HRegionServer.java:487)
... 10 more
配置 $HBASE_HOME/conf/regionservers 文件,不能使用 localhost,使用你集群节点的 hostname
请问老师这是什么原因呢?