[jira] [Commented] (MAPREDUCE-3759) ClassCastException thrown in -list-active-trackers when there are a few unhealthy nodes

["Ramya Sunil (Commented) (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/MAPREDUCE-3759?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13196352#comment-13196352 ] 

Ramya Sunil commented on MAPREDUCE-3759:
----------------------------------------

Stacktace:
{noformat}
java.lang.ClassCastException: org.apache.hadoop.yarn.server.resourcemanager.resource.Resources$1 cannot be cast to org.apache.hadoop.yarn.api.records.impl.pb.ResourcePBImpl
        at org.apache.hadoop.yarn.api.records.impl.pb.NodeReportPBImpl.mergeLocalToBuilder(NodeReportPBImpl.java:202)
        at org.apache.hadoop.yarn.api.records.impl.pb.NodeReportPBImpl.mergeLocalToProto(NodeReportPBImpl.java:222)
        at org.apache.hadoop.yarn.api.records.impl.pb.NodeReportPBImpl.getProto(NodeReportPBImpl.java:190)
        at org.apache.hadoop.yarn.api.protocolrecords.impl.pb.GetClusterNodesResponsePBImpl.convertToProtoFormat(GetClusterNodesResponsePBImpl.java:148)
        at org.apache.hadoop.yarn.api.protocolrecords.impl.pb.GetClusterNodesResponsePBImpl.access$000(GetClusterNodesResponsePBImpl.java:33)
        at org.apache.hadoop.yarn.api.protocolrecords.impl.pb.GetClusterNodesResponsePBImpl$1$1.next(GetClusterNodesResponsePBImpl.java:128)
        at org.apache.hadoop.yarn.api.protocolrecords.impl.pb.GetClusterNodesResponsePBImpl$1$1.next(GetClusterNodesResponsePBImpl.java:117)
        at com.google.protobuf.AbstractMessageLite$Builder.addAll(AbstractMessageLite.java:310)
        at org.apache.hadoop.yarn.proto.YarnServiceProtos$GetClusterNodesResponseProto$Builder.addAllNodeReports(YarnServiceProtos.java:10259)
        at org.apache.hadoop.yarn.api.protocolrecords.impl.pb.GetClusterNodesResponsePBImpl.addLocalNodeManagerInfosToProto(GetClusterNodesResponsePBImpl.java:140)
        at org.apache.hadoop.yarn.api.protocolrecords.impl.pb.GetClusterNodesResponsePBImpl.mergeLocalToBuilder(GetClusterNodesResponsePBImpl.java:76)
        at org.apache.hadoop.yarn.api.protocolrecords.impl.pb.GetClusterNodesResponsePBImpl.mergeLocalToProto(GetClusterNodesResponsePBImpl.java:83)
        at org.apache.hadoop.yarn.api.protocolrecords.impl.pb.GetClusterNodesResponsePBImpl.getProto(GetClusterNodesResponsePBImpl.java:68)
        at org.apache.hadoop.yarn.api.impl.pb.service.ClientRMProtocolPBServiceImpl.getClusterNodes(ClientRMProtocolPBServiceImpl.java:169)
        at org.apache.hadoop.yarn.proto.ClientRMProtocol$ClientRMProtocolService$2.callBlockingMethod(ClientRMProtocol.java:186)
        at org.apache.hadoop.yarn.ipc.ProtoOverHadoopRpcEngine$Server.call(ProtoOverHadoopRpcEngine.java:342)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1493)
        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1489)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:396)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1177)
        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1487)
{noformat}
                
> ClassCastException thrown in -list-active-trackers when there are a few unhealthy nodes
> ---------------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-3759
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-3759
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: mrv2
>    Affects Versions: 0.23.1
>            Reporter: Ramya Sunil
>             Fix For: 0.23.1
>
>
> When there are a few blacklisted nodes in the cluster, "bin/mapred job -list-active-trackers" throws "java.lang.ClassCastException: org.apache.hadoop.yarn.server.resourcemanager.resource.Resources$1 cannot be cast to org.apache.hadoop.yarn.api.records.impl.pb.ResourcePBImpl"

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