Harshakiran Reddy created HDFS-13918:
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Summary: Direct Exception is Printing in Console, when we given
the invalid IPC port for TirggerBlockReport Command
Key: HDFS-13918
URL: https://issues.apache.org/jira/browse/HDFS-13918
Project: Hadoop HDFS
Issue Type: Bug
Components: datanode
Reporter: Harshakiran Reddy
{noformat}
/namenode/bin > ./hdfs dfsadmin -triggerBlockReport Datanodeip:9864
2018-09-17 12:58:43,866 WARN net.NetUtils: Unable to wrap exception of type
class org.apache.hadoop.ipc.RpcException: it has no (String) constructor
java.lang.NoSuchMethodException:
org.apache.hadoop.ipc.RpcException.<init>(java.lang.String)
at java.lang.Class.getConstructor0(Class.java:3082)
at java.lang.Class.getConstructor(Class.java:1825)
at org.apache.hadoop.net.NetUtils.wrapWithMessage(NetUtils.java:830)
at org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:806)
at org.apache.hadoop.ipc.Client.getRpcResponse(Client.java:1503)
at org.apache.hadoop.ipc.Client.call(Client.java:1445)
at org.apache.hadoop.ipc.Client.call(Client.java:1355)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:228)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:116)
at com.sun.proxy.$Proxy8.triggerBlockReport(Unknown Source)
at
org.apache.hadoop.hdfs.protocolPB.ClientDatanodeProtocolTranslatorPB.triggerBlockReport(ClientDatanodeProtocolTranslatorPB.java:327)
at
org.apache.hadoop.hdfs.tools.DFSAdmin.triggerBlockReport(DFSAdmin.java:732)
at org.apache.hadoop.hdfs.tools.DFSAdmin.run(DFSAdmin.java:2406)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:76)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:90)
at org.apache.hadoop.hdfs.tools.DFSAdmin.main(DFSAdmin.java:2567)
triggerBlockReport error: java.io.IOException: Failed on local exception:
org.apache.hadoop.ipc.RpcException: RPC response exceeds maximum data length;
Host Details : local host is: "Datanodeip/Datanodeip"; destination host is:
"datanodeip":9864;
namenode/bin >
{noformat}
{{Actual Output:-}}
In console logs Printing Direct exception, bellow is the exception
{color:#14892c}2018-09-17 12:58:43,866 WARN net.NetUtils: Unable to wrap
exception of type class org.apache.hadoop.ipc.RpcException: it has no (String)
constructor
java.lang.NoSuchMethodException:
org.apache.hadoop.ipc.RpcException.<init>(java.lang.String){color}
{{Excepted Output:-}}
Direct exception shouldn't print in console logs.
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