Hi, Here's my simple test result.
* Same cluster condition: 16 physical nodes, 256 cores, 10G network * Bench example arguments: (16 bytes data, 1000 messages, 1024 supersteps) Hama 0.2-incubating: 979.198 seconds Hama 0.3-incubating: 874.016 seconds Miklos's message-bundle patch seems very effective. Thanks. -- Best Regards, Edward J. Yoon @eddieyoon
