[CASSANDRA-5782] ConcurrentModificationException during streaming

• Type: Bug
• Status: Resolved
• Priority: Normal
• Resolution: Fixed
• Fix Version/s: 2.0 beta 2
• Severity: Normal
• Assignee: Sylvain Lebresne
• Reporter: Brandon Williams

Authors

Sylvain Lebresne

Reviewers

Yuki Morishita

• Created: 20/Jul/13 00:56
• Updated: 16/Apr/19 09:32
• Resolved: 22/Jul/13 13:48

Description

During repair:

 INFO [STREAM-IN-/127.0.0.1] 2013-07-19 19:42:28,270 StreamSession.java (line 602) Flushing memtables for [CFS(Keyspace='ks', ColumnFamily='cf')]...
 INFO [STREAM-IN-/127.0.0.2] 2013-07-19 19:42:28,270 StreamSession.java (line 602) Flushing memtables for [CFS(Keyspace='ks', ColumnFamily='cf')]...
ERROR [STREAM-IN-/127.0.0.2] 2013-07-19 19:42:28,292 StreamSession.java (line 410) Streaming error occurred
java.util.ConcurrentModificationException
    at java.util.HashMap$HashIterator.nextEntry(HashMap.java:894)
    at java.util.HashMap$ValueIterator.next(HashMap.java:922)
    at org.apache.cassandra.streaming.ConnectionHandler.sendMessages(ConnectionHandler.java:169)
    at org.apache.cassandra.streaming.StreamSession.startStreamingFiles(StreamSession.java:624)
    at org.apache.cassandra.streaming.StreamSession.prepare(StreamSession.java:445)
    at org.apache.cassandra.streaming.StreamSession.messageReceived(StreamSession.java:358)
    at org.apache.cassandra.streaming.ConnectionHandler$IncomingMessageHandler.run(ConnectionHandler.java:294)
    at java.lang.Thread.run(Thread.java:722)