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koray sariteke reopened CASSANDRA-6129: --------------------------------------- Reproduced In: 2.0.1, 2.0.0 (was: 2.0.0, 2.0.1) Tester: koray sariteke I have tested against 2.0.1 and got the problem. Seems that concurrent set is needed for progressByHost. I made some more changes and attached two git diff file (ProgressInfo.diff for ProgressInfo.java and BulkLoader.diff for BulkLoader.java) wait for your comment. Thanks Koray > 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 > > Attachments: BulkLoader.diff, ProgressInfo.diff > > > 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) -- This message was sent by Atlassian JIRA (v6.1#6144)