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ASF GitHub Bot commented on STORM-1496: --------------------------------------- Github user revans2 commented on the pull request: https://github.com/apache/storm/pull/1042#issuecomment-174576378 +1 pending screwdriver > Nimbus periodically throws blobstore-related exception: No matching method > found: readBlob for class java.lang.String > --------------------------------------------------------------------------------------------------------------------- > > Key: STORM-1496 > URL: https://issues.apache.org/jira/browse/STORM-1496 > Project: Apache Storm > Issue Type: Sub-task > Components: blobstore, storm-core > Affects Versions: 1.0.0 > Reporter: P. Taylor Goetz > Assignee: Sanket Reddy > > Blobstore periodically throws exception: > {code} > 2016-01-22 16:13:21.205 o.a.s.d.nimbus [INFO] Created download session for > wordcount-3-1453497194-stormjar.jar with id > 0d84a3e1-e4c9-46fc-b0c7-8f02f48fb016 > 2016-01-22 16:13:21.499 o.a.s.d.nimbus [INFO] Created download session for > wordcount-3-1453497194-stormcode.ser with id > c33cbb90-92a1-4191-8ac0-24b2547503da > 2016-01-22 16:13:21.503 o.a.s.d.nimbus [INFO] Created download session for > wordcount-3-1453497194-stormconf.ser with id > ac1ba1ce-5697-4490-84eb-2c74b6415d62 > 2016-01-22 16:15:19.509 o.a.s.t.s.AbstractNonblockingServer$FrameBuffer > [ERROR] Unexpected throwable while invoking! > java.lang.IllegalArgumentException: No matching method found: readBlob for > class java.lang.String > at clojure.lang.Reflector.invokeMatchingMethod(Reflector.java:53) > at clojure.lang.Reflector.invokeInstanceMethod(Reflector.java:28) > at > org.apache.storm.daemon.nimbus$read_storm_topology_as_nimbus.invoke(nimbus.clj:529) > at > org.apache.storm.daemon.nimbus$try_read_storm_topology.invoke(nimbus.clj:1249) > at > org.apache.storm.daemon.nimbus$fn__7312$exec_fn__1827__auto__$reify__7341.getTopology(nimbus.clj:1776) > at > org.apache.storm.generated.Nimbus$Processor$getTopology.getResult(Nimbus.java:3878) > at > org.apache.storm.generated.Nimbus$Processor$getTopology.getResult(Nimbus.java:3862) > at > org.apache.storm.thrift.ProcessFunction.process(ProcessFunction.java:39) > at > org.apache.storm.thrift.TBaseProcessor.process(TBaseProcessor.java:39) > at > org.apache.storm.security.auth.SimpleTransportPlugin$SimpleWrapProcessor.process(SimpleTransportPlugin.java:158) > at > org.apache.storm.thrift.server.AbstractNonblockingServer$FrameBuffer.invoke(AbstractNonblockingServer.java:518) > at org.apache.storm.thrift.server.Invocation.run(Invocation.java:18) > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) > at java.lang.Thread.run(Thread.java:745) > {code} > Steps to reproduce: > 1. Setup one node cluster. > 2. Deploy word count topology. > 3. Kill word count topology. > 4. Monitor nimbus.log -- This message was sent by Atlassian JIRA (v6.3.4#6332)