[ https://issues.apache.org/jira/browse/CASSANDRA-6592?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Sylvain Lebresne updated CASSANDRA-6592: ---------------------------------------- Reviewer: Tyler Hobbs > IllegalArgumentException when Preparing Statements > -------------------------------------------------- > > Key: CASSANDRA-6592 > URL: https://issues.apache.org/jira/browse/CASSANDRA-6592 > Project: Cassandra > Issue Type: Bug > Components: Core > Reporter: Tyler Hobbs > Assignee: Sylvain Lebresne > Priority: Critical > Fix For: 1.2.14, 2.0.5 > > Attachments: 6592-2.0.txt > > > When preparing a lot of statements with the python native driver, I > occasionally get an error response with an error that corresponds to the > following stacktrace in the cassandra logs: > {noformat} > ERROR [Native-Transport-Requests:126] 2014-01-11 13:58:05,503 > ErrorMessage.java (line 210) Unexpected exception during request > java.lang.IllegalArgumentException > at > com.googlecode.concurrentlinkedhashmap.ConcurrentLinkedHashMap.checkArgument(ConcurrentLinkedHashMap.java:259) > at > com.googlecode.concurrentlinkedhashmap.ConcurrentLinkedHashMap$BoundedEntryWeigher.weightOf(ConcurrentLinkedHashMap.java:1448) > at > com.googlecode.concurrentlinkedhashmap.ConcurrentLinkedHashMap.put(ConcurrentLinkedHashMap.java:764) > at > com.googlecode.concurrentlinkedhashmap.ConcurrentLinkedHashMap.put(ConcurrentLinkedHashMap.java:743) > at > org.apache.cassandra.cql3.QueryProcessor.storePreparedStatement(QueryProcessor.java:255) > at > org.apache.cassandra.cql3.QueryProcessor.prepare(QueryProcessor.java:221) > at > org.apache.cassandra.transport.messages.PrepareMessage.execute(PrepareMessage.java:77) > at > org.apache.cassandra.transport.Message$Dispatcher.messageReceived(Message.java:287) > 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$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:791) > at > org.jboss.netty.handler.execution.ChannelUpstreamEventRunnable.doRun(ChannelUpstreamEventRunnable.java:43) > at > org.jboss.netty.handler.execution.ChannelEventRunnable.run(ChannelEventRunnable.java:67) > at > java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918) > at java.lang.Thread.run(Thread.java:662) > {noformat} > Looking at the CLHM source, this means we're giving the statement a weight > that's less than 1. I'll also note that these errors frequently happen in > clumps of 2 or 3 at a time. -- This message was sent by Atlassian JIRA (v6.1.5#6160)