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https://issues.apache.org/jira/browse/STORM-1903?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15433393#comment-15433393
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Robert Joseph Evans commented on STORM-1903:
--------------------------------------------
Looks like there are cases where beats which comes from the heart beat cache
can be nil. We are checking other places for the values in it if they are nil,
but not beats itself. It should be a simple one line fix.
> Intermittent Travis test failures in
> org.apache.storm.nimbus.LocalNimbusTest.testSubmitTopologyToLocalNimbus
> ------------------------------------------------------------------------------------------------------------
>
> Key: STORM-1903
> URL: https://issues.apache.org/jira/browse/STORM-1903
> Project: Apache Storm
> Issue Type: Test
> Components: storm-core
> Reporter: Abhishek Agarwal
>
> testSubmitTopologyToLocalNimbus fails with following error
> {noformat}
> java.lang.RuntimeException: org.apache.thrift.transport.TTransportException
> at
> org.apache.thrift.transport.TIOStreamTransport.read(TIOStreamTransport.java:132)
> at org.apache.thrift.transport.TTransport.readAll(TTransport.java:86)
> at
> org.apache.thrift.transport.TFramedTransport.readFrame(TFramedTransport.java:129)
> at
> org.apache.thrift.transport.TFramedTransport.read(TFramedTransport.java:101)
> at org.apache.thrift.transport.TTransport.readAll(TTransport.java:86)
> at
> org.apache.thrift.protocol.TBinaryProtocol.readAll(TBinaryProtocol.java:429)
> at
> org.apache.thrift.protocol.TBinaryProtocol.readI32(TBinaryProtocol.java:318)
> at
> org.apache.thrift.protocol.TBinaryProtocol.readMessageBegin(TBinaryProtocol.java:219)
> at org.apache.thrift.TServiceClient.receiveBase(TServiceClient.java:77)
> at
> org.apache.storm.generated.Nimbus$Client.recv_getTopologyInfo(Nimbus.java:1182)
> at
> org.apache.storm.generated.Nimbus$Client.getTopologyInfo(Nimbus.java:1169)
> at org.apache.storm.utils.Utils.getTopologyInfo(Utils.java:1465)
> at org.apache.storm.LocalCluster$submit_hook.invoke(LocalCluster.clj:44)
> at
> org.apache.storm.LocalCluster$_submitTopology.invoke(LocalCluster.clj:52)
> at org.apache.storm.LocalCluster.submitTopology(Unknown Source)
> at
> org.apache.storm.nimbus.LocalNimbusTest.testSubmitTopologyToLocalNimbus(LocalNimbusTest.java:65)
> {noformat}
> The exception on server is
> {noformat}
> 283607 [pool-75-thread-3] ERROR o.a.t.s.AbstractNonblockingServer$FrameBuffer
> - Unexpected throwable while invoking!
> java.lang.NullPointerException
> at clojure.lang.Reflector.invokeInstanceMethod(Reflector.java:26)
> ~[clojure-1.7.0.jar:?]
> at
> org.apache.storm.daemon.nimbus$mk_reified_nimbus$reify__4758$iter__4869__4873$fn__4874.invoke(nimbus.clj:1870)
> ~[classes/:?]
> at clojure.lang.LazySeq.sval(LazySeq.java:40) ~[clojure-1.7.0.jar:?]
> at clojure.lang.LazySeq.seq(LazySeq.java:49) ~[clojure-1.7.0.jar:?]
> at clojure.lang.RT.seq(RT.java:507) ~[clojure-1.7.0.jar:?]
> at clojure.core$seq__4128.invoke(core.clj:137) ~[clojure-1.7.0.jar:?]
> at clojure.core$dorun.invoke(core.clj:3009) ~[clojure-1.7.0.jar:?]
> at clojure.core$doall.invoke(core.clj:3025) ~[clojure-1.7.0.jar:?]
> at
> org.apache.storm.daemon.nimbus$mk_reified_nimbus$reify__4758.getTopologyInfoWithOpts(nimbus.clj:1868)
> ~[classes/:?]
> at
> org.apache.storm.daemon.nimbus$mk_reified_nimbus$reify__4758.getTopologyInfo(nimbus.clj:1907)
> ~[classes/:?]
> at
> org.apache.storm.generated.Nimbus$Processor$getTopologyInfo.getResult(Nimbus.java:3748)
> ~[classes/:?]
> at
> org.apache.storm.generated.Nimbus$Processor$getTopologyInfo.getResult(Nimbus.java:3732)
> ~[classes/:?]
> at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39)
> ~[libthrift-0.9.3.jar:0.9.3]
> at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39)
> ~[libthrift-0.9.3.jar:0.9.3]
> at
> org.apache.storm.security.auth.SimpleTransportPlugin$SimpleWrapProcessor.process(SimpleTransportPlugin.java:158)
> ~[classes/:?]
> at
> org.apache.thrift.server.AbstractNonblockingServer$FrameBuffer.invoke(AbstractNonblockingServer.java:518)
> [libthrift-0.9.3.jar:0.9.3]
> at org.apache.thrift.server.Invocation.run(Invocation.java:18)
> [libthrift-0.9.3.jar:0.9.3]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> [?:1.8.0_31]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> [?:1.8.0_31]
> at java.lang.Thread.run(Thread.java:745) [?:1.8.0_31]
> {noformat}
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