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From "Andrew Efimov (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (CASSANDRA-13346) Failed unregistering mbean during drop keyspace
Date Tue, 04 Apr 2017 01:00:57 GMT

    [ https://issues.apache.org/jira/browse/CASSANDRA-13346?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15954427#comment-15954427
] 

Andrew Efimov commented on CASSANDRA-13346:
-------------------------------------------

Hi Jeremy, Gábor
I have the same issue in 3.10, in my case, it is occurred only for materialized views.
Also I am using org.cassandraunit for testing in embedded mode.

> Failed unregistering mbean during drop keyspace
> -----------------------------------------------
>
>                 Key: CASSANDRA-13346
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-13346
>             Project: Cassandra
>          Issue Type: Bug
>         Environment: Cassandra 3.9
>            Reporter: Gábor Auth
>            Priority: Minor
>              Labels: lhf
>
> All node throw exceptions about materialized views during drop keyspace:
> {code}
> WARN  [MigrationStage:1] 2017-03-16 16:54:25,016 ColumnFamilyStore.java:535 - Failed
unregistering mbean: org.apache.cassandra.db:type=Tables,keyspace=test20160810,table=unit_by_account
> java.lang.NullPointerException: null
>         at java.util.concurrent.ConcurrentHashMap.replaceNode(ConcurrentHashMap.java:1106)
~[na:1.8.0_121]
>         at java.util.concurrent.ConcurrentHashMap.remove(ConcurrentHashMap.java:1097)
~[na:1.8.0_121]
>         at java.util.concurrent.ConcurrentHashMap$KeySetView.remove(ConcurrentHashMap.java:4569)
~[na:1.8.0_121]
>         at org.apache.cassandra.metrics.TableMetrics.release(TableMetrics.java:712) ~[apache-cassandra-3.9.0.jar:3.9.0]
>         at org.apache.cassandra.db.ColumnFamilyStore.unregisterMBean(ColumnFamilyStore.java:570)
[apache-cassandra-3.9.0.jar:3.9.0]
>         at org.apache.cassandra.db.ColumnFamilyStore.invalidate(ColumnFamilyStore.java:527)
[apache-cassandra-3.9.0.jar:3.9.0]
>         at org.apache.cassandra.db.ColumnFamilyStore.invalidate(ColumnFamilyStore.java:517)
[apache-cassandra-3.9.0.jar:3.9.0]
>         at org.apache.cassandra.db.Keyspace.unloadCf(Keyspace.java:365) [apache-cassandra-3.9.0.jar:3.9.0]
>         at org.apache.cassandra.db.Keyspace.dropCf(Keyspace.java:358) [apache-cassandra-3.9.0.jar:3.9.0]
>         at org.apache.cassandra.config.Schema.dropView(Schema.java:744) [apache-cassandra-3.9.0.jar:3.9.0]
>         at org.apache.cassandra.schema.SchemaKeyspace.lambda$mergeSchema$373(SchemaKeyspace.java:1287)
[apache-cassandra-3.9.0.jar:3.9.0]
>         at java.lang.Iterable.forEach(Iterable.java:75) ~[na:1.8.0_121]
>         at org.apache.cassandra.schema.SchemaKeyspace.mergeSchema(SchemaKeyspace.java:1287)
[apache-cassandra-3.9.0.jar:3.9.0]
>         at org.apache.cassandra.schema.SchemaKeyspace.mergeSchemaAndAnnounceVersion(SchemaKeyspace.java:1256)
[apache-cassandra-3.9.0.jar:3.9.0]
>         at org.apache.cassandra.db.DefinitionsUpdateVerbHandler$1.runMayThrow(DefinitionsUpdateVerbHandler.java:51)
~[apache-cassandra-3.9.0.jar:3.9.0]
>         at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28) ~[apache-cassandra-3.9.0.jar:3.9.0]
>         at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) ~[na:1.8.0_121]
>         at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[na:1.8.0_121]
>         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
~[na:1.8.0_121]
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
~[na:1.8.0_121]
>         at java.lang.Thread.run(Thread.java:745) ~[na:1.8.0_121]
> {code}



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