As I described here, http://wiki.apache.org/hama/Architecture#Communication_and_Synchronization_Process
Currently, we puts the messages to be sent into outgoing queue. Then we puts the messages of outgoing queue into BSPMessageBundle object again. This is huge overhead, and very inefficient in memory usage. Why should we do like that? Please let me know if i missing something important. -- Best Regards, Edward J. Yoon @eddieyoon