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https://issues.apache.org/jira/browse/CASSANDRA-8795?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14499923#comment-14499923
]
Philip Thompson commented on CASSANDRA-8795:
--------------------------------------------
[~benedict], who should handle fixing the problem in MigrationManager?
> Cassandra (possibly under load) occasionally throws an exception during CQL
> create table
> ----------------------------------------------------------------------------------------
>
> Key: CASSANDRA-8795
> URL: https://issues.apache.org/jira/browse/CASSANDRA-8795
> Project: Cassandra
> Issue Type: Bug
> Reporter: Darren Warner
> Fix For: 2.1.5
>
>
> CQLSH will return the following:
> {code}
> { name: 'ResponseError',
> message: 'java.lang.RuntimeException:
> java.util.concurrent.ExecutionException: java.lang.NullPointerException',
> info: 'Represents an error message from the server',
> code: 0,
> query: 'CREATE TABLE IF NOT EXISTS roles_by_users( userid TIMEUUID, role
> INT, entityid TIMEUUID, entity_type TEXT, enabled BOOLEAN, PRIMARY KEY
> (userid, role, entityid, entity_type) );' }
> {code}
> Cassandra system.log shows:
> {code}
> ERROR [MigrationStage:1] 2015-02-11 14:38:48,610 CassandraDaemon.java:153 -
> Exception in thread Thread[MigrationStage:1,5,main]
> java.lang.NullPointerException: null
> at
> org.apache.cassandra.db.DefsTables.addColumnFamily(DefsTables.java:371)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.db.DefsTables.mergeColumnFamilies(DefsTables.java:293)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.db.DefsTables.mergeSchemaInternal(DefsTables.java:194)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.db.DefsTables.mergeSchema(DefsTables.java:166)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.service.MigrationManager$2.runMayThrow(MigrationManager.java:393)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> ~[na:1.8.0_31]
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> ~[na:1.8.0_31]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> ~[na:1.8.0_31]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> [na:1.8.0_31]
> at java.lang.Thread.run(Thread.java:745) [na:1.8.0_31]
> ERROR [SharedPool-Worker-2] 2015-02-11 14:38:48,620 QueryMessage.java:132 -
> Unexpected error during query
> java.lang.RuntimeException: java.util.concurrent.ExecutionException:
> java.lang.NullPointerException
> at
> org.apache.cassandra.utils.FBUtilities.waitOnFuture(FBUtilities.java:398)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.service.MigrationManager.announce(MigrationManager.java:374)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.service.MigrationManager.announceNewColumnFamily(MigrationManager.java:249)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.cql3.statements.CreateTableStatement.announceMigration(CreateTableStatement.java:113)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.cql3.statements.SchemaAlteringStatement.execute(SchemaAlteringStatement.java:80)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.cql3.QueryProcessor.processStatement(QueryProcessor.java:226)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.cql3.QueryProcessor.process(QueryProcessor.java:248)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.transport.messages.QueryMessage.execute(QueryMessage.java:119)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.transport.Message$Dispatcher.channelRead0(Message.java:439)
> [apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.transport.Message$Dispatcher.channelRead0(Message.java:335)
> [apache-cassandra-2.1.2.jar:2.1.2]
> at
> io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)
> [netty-all-4.0.23.Final.jar:4.0.23.Final]
> at
> io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333)
> [netty-all-4.0.23.Final.jar:4.0.23.Final]
> at
> io.netty.channel.AbstractChannelHandlerContext.access$700(AbstractChannelHandlerContext.java:32)
> [netty-all-4.0.23.Final.jar:4.0.23.Final]
> at
> io.netty.channel.AbstractChannelHandlerContext$8.run(AbstractChannelHandlerContext.java:324)
> [netty-all-4.0.23.Final.jar:4.0.23.Final]
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> [na:1.8.0_31]
> at
> org.apache.cassandra.concurrent.AbstractTracingAwareExecutorService$FutureTask.run(AbstractTracingAwareExecutorService.java:164)
> [apache-cassandra-2.1.2.jar:2.1.2]
> at org.apache.cassandra.concurrent.SEPWorker.run(SEPWorker.java:105)
> [apache-cassandra-2.1.2.jar:2.1.2]
> at java.lang.Thread.run(Thread.java:745) [na:1.8.0_31]
> Caused by: java.util.concurrent.ExecutionException:
> java.lang.NullPointerException
> at java.util.concurrent.FutureTask.report(FutureTask.java:122)
> ~[na:1.8.0_31]
> at java.util.concurrent.FutureTask.get(FutureTask.java:192)
> ~[na:1.8.0_31]
> at
> org.apache.cassandra.utils.FBUtilities.waitOnFuture(FBUtilities.java:394)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> ... 17 common frames omitted
> Caused by: java.lang.NullPointerException: null
> at
> org.apache.cassandra.db.DefsTables.addColumnFamily(DefsTables.java:371)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.db.DefsTables.mergeColumnFamilies(DefsTables.java:293)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.db.DefsTables.mergeSchemaInternal(DefsTables.java:194)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.db.DefsTables.mergeSchema(DefsTables.java:166)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.service.MigrationManager$2.runMayThrow(MigrationManager.java:393)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> [na:1.8.0_31]
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> ~[na:1.8.0_31]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> ~[na:1.8.0_31]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> ~[na:1.8.0_31]
> ... 1 common frames omitted
> ERROR [SharedPool-Worker-2] 2015-02-11 14:38:48,621 ErrorMessage.java:243 -
> Unexpected exception during request
> java.lang.RuntimeException: java.util.concurrent.ExecutionException:
> java.lang.NullPointerException
> at
> org.apache.cassandra.utils.FBUtilities.waitOnFuture(FBUtilities.java:398)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.service.MigrationManager.announce(MigrationManager.java:374)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.service.MigrationManager.announceNewColumnFamily(MigrationManager.java:249)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.cql3.statements.CreateTableStatement.announceMigration(CreateTableStatement.java:113)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.cql3.statements.SchemaAlteringStatement.execute(SchemaAlteringStatement.java:80)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.cql3.QueryProcessor.processStatement(QueryProcessor.java:226)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.cql3.QueryProcessor.process(QueryProcessor.java:248)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.transport.messages.QueryMessage.execute(QueryMessage.java:119)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.transport.Message$Dispatcher.channelRead0(Message.java:439)
> [apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.transport.Message$Dispatcher.channelRead0(Message.java:335)
> [apache-cassandra-2.1.2.jar:2.1.2]
> at
> io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)
> [netty-all-4.0.23.Final.jar:4.0.23.Final]
> at
> io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333)
> [netty-all-4.0.23.Final.jar:4.0.23.Final]
> at
> io.netty.channel.AbstractChannelHandlerContext.access$700(AbstractChannelHandlerContext.java:32)
> [netty-all-4.0.23.Final.jar:4.0.23.Final]
> at
> io.netty.channel.AbstractChannelHandlerContext$8.run(AbstractChannelHandlerContext.java:324)
> [netty-all-4.0.23.Final.jar:4.0.23.Final]
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> [na:1.8.0_31]
> at
> org.apache.cassandra.concurrent.AbstractTracingAwareExecutorService$FutureTask.run(AbstractTracingAwareExecutorService.java:164)
> [apache-cassandra-2.1.2.jar:2.1.2]
> at org.apache.cassandra.concurrent.SEPWorker.run(SEPWorker.java:105)
> [apache-cassandra-2.1.2.jar:2.1.2]
> at java.lang.Thread.run(Thread.java:745) [na:1.8.0_31]
> Caused by: java.util.concurrent.ExecutionException:
> java.lang.NullPointerException
> at java.util.concurrent.FutureTask.report(FutureTask.java:122)
> ~[na:1.8.0_31]
> at java.util.concurrent.FutureTask.get(FutureTask.java:192)
> ~[na:1.8.0_31]
> at
> org.apache.cassandra.utils.FBUtilities.waitOnFuture(FBUtilities.java:394)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> ... 17 common frames omitted
> Caused by: java.lang.NullPointerException: null
> at
> org.apache.cassandra.db.DefsTables.addColumnFamily(DefsTables.java:371)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.db.DefsTables.mergeColumnFamilies(DefsTables.java:293)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.db.DefsTables.mergeSchemaInternal(DefsTables.java:194)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.db.DefsTables.mergeSchema(DefsTables.java:166)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.service.MigrationManager$2.runMayThrow(MigrationManager.java:393)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> [na:1.8.0_31]
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> ~[na:1.8.0_31]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> ~[na:1.8.0_31]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> ~[na:1.8.0_31]
> ... 1 common frames omitted
> {code}
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