[
https://issues.apache.org/jira/browse/CASSANDRA-6699?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Lyuben Todorov resolved CASSANDRA-6699.
---------------------------------------
Resolution: Cannot Reproduce
Tested on OSX and CentOS with [ccm
script|https://gist.github.com/lyubent/9391939] to create a cluster, run stress
on it and repeat. Failed to recreate after 1k iterations.
> NPE in migration stage on trunk
> -------------------------------
>
> Key: CASSANDRA-6699
> URL: https://issues.apache.org/jira/browse/CASSANDRA-6699
> Project: Cassandra
> Issue Type: Bug
> Components: Core
> Reporter: Brandon Williams
> Assignee: Lyuben Todorov
> Fix For: 2.1 beta2
>
>
> Simple to reproduce, start a cluster and run legacy stress against it:
> {noformat}
> ERROR 12:56:12 Error occurred during processing of message.
> java.lang.RuntimeException: java.util.concurrent.ExecutionException:
> java.lang.NullPointerException
> at org.apache.cassandra.utils.FBUtilities.waitOnFuture(FBUtilities.java:411)
> ~[main/:na]
> at
> org.apache.cassandra.service.MigrationManager.announce(MigrationManager.java:281)
> ~[main/:na]
> at
> org.apache.cassandra.service.MigrationManager.announceNewColumnFamily(MigrationManager.java:211)
> ~[main/:na]
> at
> org.apache.cassandra.cql3.statements.CreateTableStatement.announceMigration(CreateTableStatement.java:105)
> ~[main/:na]
> at
> org.apache.cassandra.cql3.statements.SchemaAlteringStatement.execute(SchemaAlteringStatement.java:71)
> ~[main/:na]
> at
> org.apache.cassandra.cql3.QueryProcessor.processStatement(QueryProcessor.java:180)
> ~[main/:na]
> at org.apache.cassandra.cql3.QueryProcessor.process(QueryProcessor.java:214)
> ~[main/:na]
> at org.apache.cassandra.cql3.QueryProcessor.process(QueryProcessor.java:204)
> ~[main/:na]
> at
> org.apache.cassandra.thrift.CassandraServer.execute_cql3_query(CassandraServer.java:1973)
> ~[main/:na]
> at
> org.apache.cassandra.thrift.Cassandra$Processor$execute_cql3_query.getResult(Cassandra.java:4486)
> ~[thrift/:na]
> at
> org.apache.cassandra.thrift.Cassandra$Processor$execute_cql3_query.getResult(Cassandra.java:4470)
> ~[thrift/:na]
> at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39)
> ~[libthrift-0.9.1.jar:0.9.1]
> at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39)
> ~[libthrift-0.9.1.jar:0.9.1]
> at
> org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:194)
> ~[main/:na]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> [na:1.7.0_51]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> [na:1.7.0_51]
> at java.lang.Thread.run(Thread.java:744) [na:1.7.0_51]
> Caused by: java.util.concurrent.ExecutionException:
> java.lang.NullPointerException
> at java.util.concurrent.FutureTask.report(FutureTask.java:122) ~[na:1.7.0_51]
> at java.util.concurrent.FutureTask.get(FutureTask.java:188) ~[na:1.7.0_51]
> at org.apache.cassandra.utils.FBUtilities.waitOnFuture(FBUtilities.java:407)
> ~[main/:na]
> ... 16 common frames omitted
> Caused by: java.lang.NullPointerException: null
> at org.apache.cassandra.utils.ByteBufferUtil.string(ByteBufferUtil.java:167)
> ~[main/:na]
> at
> org.apache.cassandra.serializers.AbstractTextSerializer.deserialize(AbstractTextSerializer.java:39)
> ~[main/:na]
> at
> org.apache.cassandra.serializers.AbstractTextSerializer.deserialize(AbstractTextSerializer.java:26)
> ~[main/:na]
> at
> org.apache.cassandra.db.marshal.AbstractType.compose(AbstractType.java:66)
> ~[main/:na]
> at
> org.apache.cassandra.cql3.UntypedResultSet$Row.getString(UntypedResultSet.java:150)
> ~[main/:na]
> at
> org.apache.cassandra.config.ColumnDefinition.fromSchema(ColumnDefinition.java:373)
> ~[main/:na]
> at
> org.apache.cassandra.config.CFMetaData.fromSchemaNoTriggers(CFMetaData.java:1712)
> ~[main/:na]
> at org.apache.cassandra.config.CFMetaData.fromSchema(CFMetaData.java:1832)
> ~[main/:na]
> at
> org.apache.cassandra.config.KSMetaData.deserializeColumnFamilies(KSMetaData.java:320)
> ~[main/:na]
> at
> org.apache.cassandra.db.DefsTables.mergeColumnFamilies(DefsTables.java:306)
> ~[main/:na]
> at org.apache.cassandra.db.DefsTables.mergeSchema(DefsTables.java:181)
> ~[main/:na]
> at
> org.apache.cassandra.service.MigrationManager$2.runMayThrow(MigrationManager.java:299)
> ~[main/:na]
> at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28)
> ~[main/:na]
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> ~[na:1.7.0_51]
> at java.util.concurrent.FutureTask.run(FutureTask.java:262) ~[na:1.7.0_51]
> ... 3 common frames omitted
> {noformat}
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