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From Apache Wiki <wikidi...@apache.org>
Subject [Hama Wiki] Trivial Update of "Architecture" by Edward J. Yoon
Date Thu, 13 May 2010 11:32:27 GMT
Dear Wiki user,

You have subscribed to a wiki page or wiki category on "Hama Wiki" for change notification.

The "Architecture" page has been changed by Edward J. Yoon.
http://wiki.apache.org/hama/Architecture?action=diff&rev1=97&rev2=98

--------------------------------------------------

  HAMA is a distributed framework on Hadoop for massive matrix and graph computations, currently
being incubated as one
  of the incubator project by the Apache Software Foundation.
  
- == Goal ==
+ === Goal ===
  
  The Hama project goal is to provide easy '''matrix/graph''' computing programming environment
on the Hadoop (distributed system). We are focusing on are as follows:
  
@@ -19, +19 @@

   * Flexibility
   * Usability and Applicability
  
- == The overall architecture of HAMA ==
+ === The overall architecture of HAMA ===
  
  Below diagram is illustrates the overall architecture of HAMA.
  
@@ -31, +31 @@

             |       HAMA : BSP, Angrapa, ..., etc      |  Computing Engines
             +------------------------------------------+ 
   +----------------------------------------------------+
+  |                     ZooKeeper                      |  Distributed Storage Systems
+  +----------------------------------------------------+
+  +----------------------------------------------------+
   |           Hadoop : HDFS, HBase, ..., etc           |  Distributed Storage Systems
   +----------------------------------------------------+
  }}}
  
- == BSP ==
+ == BSP framework ==
  
- The BSP package is a implementation of BSP over Hadoop RPC(sockets).
+ The BSP package is a implementation of BSP (Bulk Synchronous Parallel) over Hadoop RPC(sockets).

- By using a BSP model which is based on the concept of a superstep, during which processes
perform computations using local data, 
- a more rapid and sensitive program will be allowed.
-  * http://wiki.apache.org/hama/BulkSynchronizationParallel
  
  The BSP package consists of the following components:
   * [[BSPMaster|BSP Master]]
   * [[GroomServer|Groom Server]]
- == Matrix ==
-  * http://wiki.apache.org/hama/Algorithms
- == Graph ==
- 
-  * http://wiki.apache.org/hama/GraphPackage
  
  == Shell/DSL ==
  

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