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https://issues.apache.org/jira/browse/STORM-1208?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Kishor Patil resolved STORM-1208.
---------------------------------
Resolution: Fixed
Fix Version/s: 0.11.0
> UI: NPE seen when aggregating bolt streams stats
> ------------------------------------------------
>
> Key: STORM-1208
> URL: https://issues.apache.org/jira/browse/STORM-1208
> Project: Apache Storm
> Issue Type: Bug
> Components: storm-core
> Affects Versions: 0.11.0
> Reporter: Derek Dagit
> Assignee: Derek Dagit
> Fix For: 0.11.0
>
>
> A stack trace is seen on the UI via its thrift connection to nimbus.
> On nimbus, a stack trace similar to the following is seen:
> {noformat}
> 2015-11-09 19:26:48.921 o.a.t.s.TThreadPoolServer [ERROR] Error occurred
> during processing of message.
> java.lang.NullPointerException
> at
> backtype.storm.stats$agg_bolt_streams_lat_and_count$iter__2219__2223$fn__2224.invoke(stats.clj:346)
> ~[storm-core-0.10.1.jar:0.10.1]
> at clojure.lang.LazySeq.sval(LazySeq.java:40) ~[clojure-1.6.0.jar:?]
> at clojure.lang.LazySeq.seq(LazySeq.java:49) ~[clojure-1.6.0.jar:?]
> at clojure.lang.RT.seq(RT.java:484) ~[clojure-1.6.0.jar:?]
> at clojure.core$seq.invoke(core.clj:133) ~[clojure-1.6.0.jar:?]
> at clojure.core.protocols$seq_reduce.invoke(protocols.clj:30)
> ~[clojure-1.6.0.jar:?]
> at clojure.core.protocols$fn__6078.invoke(protocols.clj:54)
> ~[clojure-1.6.0.jar:?]
> at
> clojure.core.protocols$fn__6031$G__6026__6044.invoke(protocols.clj:13)
> ~[clojure-1.6.0.jar:?]
> at clojure.core$reduce.invoke(core.clj:6289) ~[clojure-1.6.0.jar:?]
> at clojure.core$into.invoke(core.clj:6341) ~[clojure-1.6.0.jar:?]
> at
> backtype.storm.stats$agg_bolt_streams_lat_and_count.invoke(stats.clj:344)
> ~[storm-core-0.10.1.jar:0.10.1]
> at
> backtype.storm.stats$agg_pre_merge_comp_page_bolt.invoke(stats.clj:439)
> ~[storm-core-0.10.1.jar:0.10.1]
> at backtype.storm.stats$fn__2578.invoke(stats.clj:1093)
> ~[storm-core-0.10.1.jar:0.10.1]
> at clojure.lang.MultiFn.invoke(MultiFn.java:241)
> ~[clojure-1.6.0.jar:?]
> at clojure.lang.AFn.applyToHelper(AFn.java:165) ~[clojure-1.6.0.jar:?]
> at clojure.lang.AFn.applyTo(AFn.java:144) ~[clojure-1.6.0.jar:?]
> at clojure.core$apply.invoke(core.clj:628) ~[clojure-1.6.0.jar:?]
> at clojure.core$partial$fn__4230.doInvoke(core.clj:2470)
> ~[clojure-1.6.0.jar:?]
> at clojure.lang.RestFn.invoke(RestFn.java:421) ~[clojure-1.6.0.jar:?]
> at clojure.core.protocols$fn__6086.invoke(protocols.clj:143)
> ~[clojure-1.6.0.jar:?]
> at
> clojure.core.protocols$fn__6057$G__6052__6066.invoke(protocols.clj:19)
> ~[clojure-1.6.0.jar:?]
> at clojure.core.protocols$seq_reduce.invoke(protocols.clj:31)
> ~[clojure-1.6.0.jar:?]
> at clojure.core.protocols$fn__6078.invoke(protocols.clj:54)
> ~[clojure-1.6.0.jar:?]
> at
> clojure.core.protocols$fn__6031$G__6026__6044.invoke(protocols.clj:13)
> ~[clojure-1.6.0.jar:?]
> at clojure.core$reduce.invoke(core.clj:6289) ~[clojure-1.6.0.jar:?]
> at
> backtype.storm.stats$aggregate_comp_stats_STAR_.invoke(stats.clj:1106)
> ~[storm-core-0.10.1.jar:0.10.1]
> at clojure.lang.AFn.applyToHelper(AFn.java:165) ~[clojure-1.6.0.jar:?]
> at clojure.lang.AFn.applyTo(AFn.java:144) ~[clojure-1.6.0.jar:?]
> at clojure.core$apply.invoke(core.clj:624) ~[clojure-1.6.0.jar:?]
> at backtype.storm.stats$fn__2589.doInvoke(stats.clj:1127)
> ~[storm-core-0.10.1.jar:0.10.1]
> at clojure.lang.RestFn.invoke(RestFn.java:436) ~[clojure-1.6.0.jar:?]
> at clojure.lang.MultiFn.invoke(MultiFn.java:236)
> ~[clojure-1.6.0.jar:?]
> at backtype.storm.stats$agg_comp_execs_stats.invoke(stats.clj:1303)
> ~[storm-core-0.10.1.jar:0.10.1]
> at
> backtype.storm.daemon.nimbus$fn__5893$exec_fn__1502__auto__$reify__5917.getComponentPageInfo(nimbus.clj:1715)
> ~[storm-core-0.10.1.jar:0.10.1]
> at
> backtype.storm.generated.Nimbus$Processor$getComponentPageInfo.getResult(Nimbus.java:3677)
> ~[storm-core-0.10.1.jar:0.10.1]
> at
> backtype.storm.generated.Nimbus$Processor$getComponentPageInfo.getResult(Nimbus.java:3661)
> ~[storm-core-0.10.1.jar:0.10.1]
> at
> org.apache.thrift7.ProcessFunction.process(ProcessFunction.java:39)
> ~[storm-core-0.10.1.jar:0.10.1]
> at org.apache.thrift7.TBaseProcessor.process(TBaseProcessor.java:39)
> ~[storm-core-0.10.1.jar:0.10.1]
> at
> backtype.storm.security.auth.SaslTransportPlugin$TUGIWrapProcessor.process(SaslTransportPlugin.java:143)
> ~[storm-core-0.10.1.jar:0.10.1]
> at
> org.apache.thrift7.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:285)
> [storm-core-0.10.1.jar:0.10.1]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> [?:1.8.0_40]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> [?:1.8.0_40]
> at java.lang.Thread.run(Thread.java:745) [?:1.8.0_40]
> {noformat}
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