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From "Lei (Eddy) Xu (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HDFS-8582) Spurious failure messages when running datanode reconfiguration
Date Thu, 11 Jun 2015 21:38:01 GMT
Lei (Eddy) Xu created HDFS-8582:
-----------------------------------

             Summary: Spurious failure messages when running datanode reconfiguration
                 Key: HDFS-8582
                 URL: https://issues.apache.org/jira/browse/HDFS-8582
             Project: Hadoop HDFS
          Issue Type: Improvement
          Components: HDFS
    Affects Versions: 2.7.0
            Reporter: Lei (Eddy) Xu
            Assignee: Lei (Eddy) Xu
            Priority: Minor


When running a DN reconfig to hotswap some drives, it spits out this output:

{noformat}
$ hdfs dfsadmin -reconfig datanode localhost:9023 status
15/06/09 14:58:10 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your
platform... using builtin-java classes where applicable
Reconfiguring status for DataNode[localhost:9023]: started at Tue Jun 09 14:57:37 PDT 2015
and finished at Tue Jun 09 14:57:56 PDT 2015.
FAILED: Change property rpc.engine.org.apache.hadoop.hdfs.protocolPB.ClientDatanodeProtocolPB
        From: "org.apache.hadoop.ipc.ProtobufRpcEngine"
        To: ""
        Error: Property rpc.engine.org.apache.hadoop.hdfs.protocolPB.ClientDatanodeProtocolPB
is not reconfigurable.
FAILED: Change property mapreduce.client.genericoptionsparser.used
        From: "true"
        To: ""
        Error: Property mapreduce.client.genericoptionsparser.used is not reconfigurable.
FAILED: Change property rpc.engine.org.apache.hadoop.ipc.ProtocolMetaInfoPB
        From: "org.apache.hadoop.ipc.ProtobufRpcEngine"
        To: ""
        Error: Property rpc.engine.org.apache.hadoop.ipc.ProtocolMetaInfoPB is not reconfigurable.
SUCCESS: Change property dfs.datanode.data.dir
        From: "file:///data/1/user/dfs"
        To: "file:///data/1/user/dfs,file:///data/2/user/dfs"
FAILED: Change property dfs.datanode.startup
        From: "REGULAR"
        To: ""
        Error: Property dfs.datanode.startup is not reconfigurable.
FAILED: Change property rpc.engine.org.apache.hadoop.hdfs.protocolPB.InterDatanodeProtocolPB
        From: "org.apache.hadoop.ipc.ProtobufRpcEngine"
        To: ""
        Error: Property rpc.engine.org.apache.hadoop.hdfs.protocolPB.InterDatanodeProtocolPB
is not reconfigurable.
FAILED: Change property rpc.engine.org.apache.hadoop.hdfs.protocolPB.DatanodeProtocolPB
        From: "org.apache.hadoop.ipc.ProtobufRpcEngine"
        To: ""
        Error: Property rpc.engine.org.apache.hadoop.hdfs.protocolPB.DatanodeProtocolPB is
not reconfigurable.
FAILED: Change property rpc.engine.org.apache.hadoop.tracing.TraceAdminProtocolPB
        From: "org.apache.hadoop.ipc.ProtobufRpcEngine"
        To: ""
        Error: Property rpc.engine.org.apache.hadoop.tracing.TraceAdminProtocolPB is not reconfigurable.
{noformat}

These failed messages are spurious and should not be shown.



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