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https://issues.apache.org/jira/browse/HADOOP-9346?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13657411#comment-13657411
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Ravi Prakash commented on HADOOP-9346:
--------------------------------------
Hi Harsh. Thanks. This is a thorn in my side as well.
The code builds and I tried wordcount on Fedora 19 + protobuf-2.5.
However on Fedora 19 + protobuf 2.4 even though the build succeeds with the
patch, the DN doesn't come up:
2013-05-14 14:26:30,916 [DataNode:
[file:/tmp/hadoop-raviprak/hdfs/data1,file:/tmp/hadoop-raviprak/hdfs/data2]
heartbeating to NAMENODE-HOSTNAME/NAMENODE-IP:9000] WARN
org.apache.hadoop.hdfs.server.datanode.DataNode: Unexpected exception in block
pool Block pool <registering> (storage id unknown) service to
NAMENODE-HOSTNAME/NAMENODE-IP:9000
java.lang.UnsupportedOperationException: This is supposed to be overridden by
subclasses.
at
com.google.protobuf.GeneratedMessage.getUnknownFields(GeneratedMessage.java:180)
at
org.apache.hadoop.hdfs.protocol.proto.HdfsProtos$VersionRequestProto.getSerializedSize(HdfsProtos.java:20296)
at
com.google.protobuf.AbstractMessageLite.toByteString(AbstractMessageLite.java:49)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.constructRpcRequest(ProtobufRpcEngine.java:149)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:193)
at com.sun.proxy.$Proxy9.versionRequest(Unknown Source)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:601)
at
org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:164)
at
org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:83)
at com.sun.proxy.$Proxy9.versionRequest(Unknown Source)
at
org.apache.hadoop.hdfs.protocolPB.DatanodeProtocolClientSideTranslatorPB.versionRequest(DatanodeProtocolClientSideTranslatorPB.java:245)
at
org.apache.hadoop.hdfs.server.datanode.BPServiceActor.retrieveNamespaceInfo(BPServiceActor.java:163)
at
org.apache.hadoop.hdfs.server.datanode.BPServiceActor.connectToNNAndHandshake(BPServiceActor.java:217)
at
org.apache.hadoop.hdfs.server.datanode.BPServiceActor.run(BPServiceActor.java:664)
at java.lang.Thread.run(Thread.java:722)
Were you able to get the daemon up? Is this something wrong with my
environment? Without the patch the daemon came up and I was able to run a
wordcount
> Upgrading to protoc 2.5.0 fails the build
> -----------------------------------------
>
> Key: HADOOP-9346
> URL: https://issues.apache.org/jira/browse/HADOOP-9346
> Project: Hadoop Common
> Issue Type: Task
> Components: build
> Affects Versions: 3.0.0
> Reporter: Harsh J
> Assignee: Harsh J
> Priority: Minor
> Labels: protobuf
> Attachments: HADOOP-9346.patch
>
>
> Reported over the impala lists, one of the errors received is:
> {code}
> src/hadoop-common-project/hadoop-common/target/generated-sources/java/org/apache/hadoop/ha/proto/ZKFCProtocolProtos.java:[104,37]
> can not find symbol.
> symbol： class Parser
> location： package com.google.protobuf
> {code}
> Worth looking into as we'll eventually someday bump our protobuf deps.
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