NOTE: I just heard that 0.7.0-snapshot's graph shows 20~30% performance improvement from Byungseok Min and Victor Lee. I think I can improve more with HAMA-919.
On Mon, Sep 15, 2014 at 6:31 PM, Edward J. Yoon <edwardy...@apache.org> wrote: > Hello all, > > Originally, I was added outgoing message manager to reduce the > bundling overheads and fix the logical bug[1] of combine() method of > Pregel model. In fact, that bug was not able to be addressed unless > Graph package has own "outgoing message manager" since it need to > combine multiple messages to the same Vertex before sending. > > Like this, if we manage the messages per vertex within > OutgoingVertexMessageManager, we don't need to use the Sorted message > queue for graph anymore! (the reason of using the sorted message queue > for graph job, was to avoid grouping messages of incoming queue which > requires huge amount of memory[2]. I think our solution was wrong). > Moreover, with this, I expect that we'll be able to use > multi-threading for vertex computations. > > Thanks. > > 1. https://issues.apache.org/jira/browse/HAMA-857 > 2. https://issues.apache.org/jira/browse/HAMA-704 > > -- > Best Regards, Edward J. Yoon > CEO at DataSayer Co., Ltd. -- Best Regards, Edward J. Yoon CEO at DataSayer Co., Ltd.
