It would be helpful for us to know more about BSP model. http://groups.csail.mit.edu/cag/bayanihan/papers/javapdc99/html/node2.html
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
