Tommaso Barbugli created CASSANDRA-8106:
-------------------------------------------
Summary: Schema changes raises "comparators do not match or are
not compatible" ConfigurationException
Key: CASSANDRA-8106
URL: https://issues.apache.org/jira/browse/CASSANDRA-8106
Project: Cassandra
Issue Type: Bug
Reporter: Tommaso Barbugli
I am running Cassandra 2.0.10 on 2 nodes; since the last few hours every schema
migration issued via CQL (both CREATE and ALTER tables) raises a
ConfigurationException "comparators do not match or are not compatible"
exception.
{code}
ERROR [Native-Transport-Requests:5802] 2014-10-12 22:48:12,237
QueryMessage.java (line 131) Unexpected error during query
java.lang.RuntimeException: java.util.concurrent.ExecutionException:
java.lang.RuntimeException:
org.apache.cassandra.exceptions.ConfigurationException: comparators do not
match or are not compatible.
at
org.apache.cassandra.utils.FBUtilities.waitOnFuture(FBUtilities.java:413)
at
org.apache.cassandra.service.MigrationManager.announce(MigrationManager.java:285)
at
org.apache.cassandra.service.MigrationManager.announceNewColumnFamily(MigrationManager.java:223)
at
org.apache.cassandra.cql3.statements.CreateTableStatement.announceMigration(CreateTableStatement.java:121)
at
org.apache.cassandra.cql3.statements.SchemaAlteringStatement.execute(SchemaAlteringStatement.java:79)
at
org.apache.cassandra.cql3.QueryProcessor.processStatement(QueryProcessor.java:158)
at
org.apache.cassandra.cql3.QueryProcessor.process(QueryProcessor.java:175)
at
org.apache.cassandra.transport.messages.QueryMessage.execute(QueryMessage.java:119)
at
org.apache.cassandra.transport.Message$Dispatcher.messageReceived(Message.java:306)
at
org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70)
at
org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
at
org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:791)
at
org.jboss.netty.handler.execution.ChannelUpstreamEventRunnable.doRun(ChannelUpstreamEventRunnable.java:43)
at
org.jboss.netty.handler.execution.ChannelEventRunnable.run(ChannelEventRunnable.java:67)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:744)
Caused by: java.util.concurrent.ExecutionException: java.lang.RuntimeException:
org.apache.cassandra.exceptions.ConfigurationException: comparators do not
match or are not compatible.
at java.util.concurrent.FutureTask.report(FutureTask.java:122)
at java.util.concurrent.FutureTask.get(FutureTask.java:188)
at
org.apache.cassandra.utils.FBUtilities.waitOnFuture(FBUtilities.java:409)
... 16 more
Caused by: java.lang.RuntimeException:
org.apache.cassandra.exceptions.ConfigurationException: comparators do not
match or are not compatible.
at org.apache.cassandra.config.CFMetaData.reload(CFMetaData.java:1052)
at
org.apache.cassandra.db.DefsTables.updateColumnFamily(DefsTables.java:377)
at
org.apache.cassandra.db.DefsTables.mergeColumnFamilies(DefsTables.java:318)
at org.apache.cassandra.db.DefsTables.mergeSchema(DefsTables.java:183)
at
org.apache.cassandra.service.MigrationManager$2.runMayThrow(MigrationManager.java:303)
at
org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28)
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
... 3 more
Caused by: org.apache.cassandra.exceptions.ConfigurationException: comparators
do not match or are not compatible.
at
org.apache.cassandra.config.CFMetaData.validateCompatility(CFMetaData.java:1142)
at org.apache.cassandra.config.CFMetaData.apply(CFMetaData.java:1067)
at org.apache.cassandra.config.CFMetaData.reload(CFMetaData.java:1048)
... 10 more
{code}
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