Re-deploy coprocessor should solve the problem. Coprocessor attribute contains an absolute path to the jar file on HDFS. The path needs update.
On Fri, Jul 1, 2016 at 10:28 AM, ShaoFeng Shi <[email protected]> wrote: > No idea; Seems like HBase caches something; I'm not sure whether this can > solve the issue, but you can try to disable and enable the HTable; or > re-deploy the coprocessor: > https://kylin.apache.org/docs15/howto/howto_update_coprocessor.html > > 2016-06-29 21:40 GMT+08:00 Joseph Swingle <[email protected]>: > >> 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 >> 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 >> 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 >> 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 >> 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? >> > > > > -- > Best regards, > > Shaofeng Shi > >
