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https://issues.apache.org/jira/browse/CASSANDRA-6129?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13784834#comment-13784834
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koray sariteke commented on CASSANDRA-6129:
-------------------------------------------
Is there a fix for that? What is CHM stand for?
> get java.util.ConcurrentModificationException while bulkloading from sstable
> for widerow table
> ----------------------------------------------------------------------------------------------
>
> Key: CASSANDRA-6129
> URL: https://issues.apache.org/jira/browse/CASSANDRA-6129
> Project: Cassandra
> Issue Type: Bug
> Components: Core, Tools
> Environment: three cassandra 2.0.1 node
> jdk 7
> linux - ubuntu
> Reporter: koray sariteke
> Assignee: Jonathan Ellis
> Fix For: 2.0.2
>
>
> I haven't faced that problem with cassandra 1.2.6
> I have created widerow sstables with SSTableSimpleUnsortedWriter. When i
> tried to load sstables by sstableloader, I got
> java.util.ConcurrentModificationException after a while (not at the beggining
> of the streaming).
> Exception is :
> progress: [/192.168.103.5 0/39 (0%)] [/192.168.103.3 0/39 (0%)]
> [/192.168.103.1 0/39 (0%)] [total: 0% - 15MB/s (avg: 0MB/s)] INFO
> 00:45:23,542 [Stream #c0f53e00-2ae2-11e3-ab6b-99a3e9e32246] Session with
> /192.168.103.3 is complete
> progress: [/192.168.103.5 0/39 (0%)] [/192.168.103.3 0/39 (0%)]
> [/192.168.103.1 0/39 (0%)] [total: 0% - 3MB/s (avg: 1MB/s)]Exception in
> thread "STREAM-OUT-/192.168.103.3" java.util.ConcurrentModificationException
> at java.util.HashMap$HashIterator.nextEntry(HashMap.java:894)
> at java.util.HashMap$EntryIterator.next(HashMap.java:934)
> at java.util.HashMap$EntryIterator.next(HashMap.java:932)
> at
> org.apache.cassandra.tools.BulkLoader$ProgressIndicator.handleStreamEvent(BulkLoader.java:129)
> at
> org.apache.cassandra.streaming.StreamResultFuture.fireStreamEvent(StreamResultFuture.java:198)
> at
> org.apache.cassandra.streaming.StreamResultFuture.handleProgress(StreamResultFuture.java:191)
> at
> org.apache.cassandra.streaming.StreamSession.progress(StreamSession.java:474)
> at
> org.apache.cassandra.streaming.StreamWriter.write(StreamWriter.java:105)
> at
> org.apache.cassandra.streaming.messages.FileMessage$1.serialize(FileMessage.java:73)
> at
> org.apache.cassandra.streaming.messages.FileMessage$1.serialize(FileMessage.java:45)
> at
> org.apache.cassandra.streaming.messages.StreamMessage.serialize(StreamMessage.java:44)
> at
> org.apache.cassandra.streaming.ConnectionHandler$OutgoingMessageHandler.sendMessage(ConnectionHandler.java:384)
> at
> org.apache.cassandra.streaming.ConnectionHandler$OutgoingMessageHandler.run(ConnectionHandler.java:357)
> at java.lang.Thread.run(Thread.java:781)
> progress: [/192.168.103.5 0/39 (3%)] [/192.168.103.3 0/39 (0%)]
> [/192.168.103.1 0/39 (2%)] [total: 1% - 2147483647MB/s (avg:
> 12MB/s)]Exception in thread "STREAM-OUT-/192.168.103.1"
> java.util.ConcurrentModificationException
> at java.util.HashMap$HashIterator.nextEntry(HashMap.java:894)
> at java.util.HashMap$KeyIterator.next(HashMap.java:928)
> progress: [/192.168.103.5 0/39 (3%)] [/192.168.103.3 0/39 (0%)]
> [/192.168.103.1 0/39 (2%)] [total: 1% - 2147483647MB/s (avg: 12MB/s)]
> at
> org.apache.cassandra.streaming.StreamResultFuture.fireStreamEvent(StreamResultFuture.java:198)
> at
> org.apache.cassandra.streaming.StreamResultFuture.handleProgress(StreamResultFuture.java:191)
> at
> org.apache.cassandra.streaming.StreamSession.progress(StreamSession.java:474)
> at
> org.apache.cassandra.streaming.StreamWriter.write(StreamWriter.java:105)
> at
> org.apache.cassandra.streaming.messages.FileMessage$1.serialize(FileMessage.java:73)
> at
> org.apache.cassandra.streaming.messages.FileMessage$1.serialize(FileMessage.java:45)
> at
> org.apache.cassandra.streaming.messages.StreamMessage.serialize(StreamMessage.java:44)
> at
> org.apache.cassandra.streaming.ConnectionHandler$OutgoingMessageHandler.sendMessage(ConnectionHandler.java:384)
> at
> org.apache.cassandra.streaming.ConnectionHandler$OutgoingMessageHandler.run(ConnectionHandler.java:357)
> at java.lang.Thread.run(Thread.java:781)
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