I had a problem that required moving a NamedNode to another machine. After the move, I immediately started having issues with HBase Region Servers not starting. There are issues with CubeVisitService and AggregateRegionObserver still trying to connect to the old named Node.
2016-06-29 12:55:01,207 ERROR [RS_OPEN_REGION-cluster-node-a:16020-1] coprocessor.CoprocessorHost: The coprocessor org.apache.kylin.storage.hbase.cube.v2.coprocessor.endpoint.CubeVisitService threw java.net.ConnectException: Call From cluster-node-a/cluster-node-a to cluster-node-f:8020 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused <http://wiki.apache.org/hadoop/ConnectionRefused> java.net.ConnectException: Call From cluster-node-a/cluster-node-a to cluster-node-f:8020 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused <http://wiki.apache.org/hadoop/ConnectionRefused> at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:422) at org.apache.hadoop.net.NetUtils.wrapWithMessage(NetUtils.java:801) at org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:732) …. and 2016-06-29 12:55:01,272 ERROR [RS_OPEN_REGION-cluster-node-a:16020-1] coprocessor.CoprocessorHost: The coprocessor org.apache.kylin.storage.hbase.cube.v1.coprocessor.observer.AggregateRegionObserver threw java.net.ConnectException: Call From cluster-node-a/cluser-naode-a to cluster-node-f:8020 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused <http://wiki.apache.org/hadoop/ConnectionRefused> java.net.ConnectException: Call From cluster-node-a/cluser-naode-a to cluster-node-f:8020 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused <http://wiki.apache.org/hadoop/ConnectionRefused> at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:422) at org.apache.hadoop.net.NetUtils.wrapWithMessage(NetUtils.java:801) at org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:732) at org.apache.hadoop.ipc.Client.call(Client.java:1430) at org.apache.hadoop.ipc.Client.call(Client.java:1363) I am using HBase 1.1 on HDP 2.4 Is there a way to correct this, or am I going to have to delete the contents of hbase?
