It would be helpful for us to know more about BSP model. > > http://groups.csail.mit.edu/cag/bayanihan/papers/javapdc99/html/node2.html > > Thanks Edward. We should maintain these references on the Wiki page as well.
> On Wed, Sep 30, 2009 at 4:18 PM, Hyunsik Choi <[email protected]> > wrote: > > Dear Vaijanath N. RAo, > > > > Actually, most ideas of the graph package (angrapa) are still rough. Now, > > this page (http://wiki.apache.org/hadoop/Hamburg) is only document, but > we > > will make better documents for angrapa sooner. > > In this post, I want to try to give you more information. Current state > of > > angrapa is as follows. As you know, angrapa will be based on bulk > > synchronous parallel (BSP). The key concept that we exploit for graph > > computation is to communicate necessary data while preserving locality of > > graph data. Therefore, we started with developing the bsp library. We > > intended that we will design angrapa after we develop the alpha version > of > > bsp library. If we can have more contributors, however, we can start to > > develop the angrapa core package after we only design interfaces of bsp. > > > > -- > > Hyunsik Choi > > Database & Information Systems Group, Korea University > > http://diveintodata.org > > > > > > On Wed, Sep 30, 2009 at 3:40 PM, Vaijanath N. RAo <[email protected] > >wrote: > > > >> Hi Varun and Hyunsik, > >> > >> Can we atleast try to make a study and see what all Interfaces we need > to > >> support for Angrapa. That will be useful in making the interfaces clean > and > >> well documented. > >> > >> --Thanks and Regards > >> Vaijanath N. Rao > >> ----- Original Message ----- > >> From: "Hyunsik Choi" <[email protected]> > >> To: [email protected] > >> Sent: Wednesday, September 30, 2009 12:09:25 PM GMT +05:30 Chennai, > >> Kolkata, Mumbai, New Delhi > >> Subject: Re: Angrapa - The Graph Package > >> > >> Dear Varun Gupta,, > >> Actually, I did not try to find out some existing graph library > >> appropriated > >> to Angrapa because I didn't think that existing graph library can be > ported > >> to distributed systems, especially bsp. However, I really welcome to you > >> and > >> your achieves if you can contribute some base classes for graphs. > >> > >> Best Regards, > >> -- > >> Hyunsik Choi > >> Database & Information Systems Group, Korea University > >> http://diveintodata.org > >> > >> > >> On Wed, Sep 30, 2009 at 3:13 PM, Varun Gupta <[email protected] > >> >wrote: > >> > >> > I can take up work on Angrapa and therefore would like know if you > guys > >> > have > >> > explored existing Graph libraries to have a threshold to build on. > >> > > >> > If we are up to creating our own base classes (basic graph class and > >> > likes), > >> > I will start by creating JIRA tasks and and then submitting code. > >> > > >> > I Remain, > >> > Varun Gupta > >> > > >> > > > > > > -- > Best Regards, Edward J. Yoon @ NHN, corp. > [email protected] > http://blog.udanax.org >
