You are seeing https://issues.apache.org/jira/browse/CASSANDRA-9519 <https://issues.apache.org/jira/browse/CASSANDRA-9519>
> On Oct 1, 2015, at 9:16 PM, K F <kf200...@yahoo.com> wrote: > > Hi, > > I have 3 DCs out of which in one of the DC, I added 20 nodes. All of the DCs > had auth enabled, it was functioning fine. But after addition of 20 nodes in > one of the DC, the permissions just got messed-up on the existing nodes. My > application started getting errors while querying using the user it normally > did. > > Finally, I logged onto one of the existing nodes that was operating fine and > issued the following cql query and it gave me the following error. > > cqlsh:system_auth> select * from users; > TSocket read 0 bytes > > Upon investigation in system log I found the following exception, what does > this mean? Thanks. > > 2015-10-02 02:03:10,229 [RPC-Thread:3] ERROR Message Unexpected throwable > while invoking! > java.lang.IllegalArgumentException: Comparison method violates its general > contract! > at java.util.TimSort.mergeHi(TimSort.java:868) > at java.util.TimSort.mergeAt(TimSort.java:485) > at java.util.TimSort.mergeForceCollapse(TimSort.java:426) > at java.util.TimSort.sort(TimSort.java:223) > at java.util.TimSort.sort(TimSort.java:173) > at java.util.Arrays.sort(Arrays.java:659) > at java.util.Collections.sort(Collections.java:217) > at > org.apache.cassandra.locator.AbstractEndpointSnitch.sortByProximity(AbstractEndpointSnitch.java:49) > at > org.apache.cassandra.locator.DynamicEndpointSnitch.sortByProximityWithScore(DynamicEndpointSnitch.java:157) > at > org.apache.cassandra.locator.DynamicEndpointSnitch.sortByProximityWithBadness(DynamicEndpointSnitch.java:186) > at > org.apache.cassandra.locator.DynamicEndpointSnitch.sortByProximity(DynamicEndpointSnitch.java:151) > at > org.apache.cassandra.service.StorageProxy.getLiveSortedEndpoints(StorageProxy.java:1483) > at > org.apache.cassandra.service.StorageProxy.getRangeSlice(StorageProxy.java:1545) > at > org.apache.cassandra.cql3.statements.SelectStatement.execute(SelectStatement.java:258) > at > org.apache.cassandra.cql3.statements.SelectStatement.execute(SelectStatement.java:228) > at > org.apache.cassandra.cql3.statements.SelectStatement.execute(SelectStatement.java:64) > at > org.apache.cassandra.cql3.QueryProcessor.processStatement(QueryProcessor.java:158) > at > com.datastax.bdp.cassandra.cql3.DseQueryHandler$StatementExecution.execute(DseQueryHandler.java:448) > at > com.datastax.bdp.cassandra.cql3.DseQueryHandler.executeOperationWithTiming(DseQueryHandler.java:190) > at > com.datastax.bdp.cassandra.cql3.DseQueryHandler.executeOperationWithAuditLogging(DseQueryHandler.java:223) > at > com.datastax.bdp.cassandra.cql3.DseQueryHandler.process(DseQueryHandler.java:103) > at > org.apache.cassandra.thrift.CassandraServer.execute_cql3_query(CassandraServer.java:1958) > at > com.datastax.bdp.server.DseServer.execute_cql3_query(DseServer.java:543) > at > org.apache.cassandra.thrift.Cassandra$Processor$execute_cql3_query.getResult(Cassandra.java:4486) > at > org.apache.cassandra.thrift.Cassandra$Processor$execute_cql3_query.getResult(Cassandra.java:4470) > at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39) > at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39) > at com.thinkaurelius.thrift.Message.invoke(Message.java:314) > at > com.thinkaurelius.thrift.Message$Invocation.execute(Message.java:90) > at > com.thinkaurelius.thrift.TDisruptorServer$InvocationHandler.onEvent(TDisruptorServer.java:695) > at > com.thinkaurelius.thrift.TDisruptorServer$InvocationHandler.onEvent(TDisruptorServer.java:689) > at com.lmax.disruptor.WorkProcessor.run(WorkProcessor.java:112) > 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:745) > >
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