分散式運算基本觀念與分散式運算基本觀念與 BOINCBOINC 簡介簡介

Jazz WangJazz WangYao-Tsung WangYao-Tsung Wang

jazz@nchc.org.twjazz@nchc.org.tw

TCP/IP Client-ServerTCP/IP Client-ServerTCP/IP Peer-to-PeerTCP/IP Peer-to-Peer

Different Type of Different Type of Multiple Users Scenario (1)Multiple Users Scenario (1)

A B

DC

A

B DC

ServerServerDispatch DataDispatch Data

ClientClientReceive DataReceive Data

PeerPeerDispatch DataDispatch Data

PeerPeerReceive DataReceive Data

UDP Multicast / BroadcastUDP Multicast / Broadcast

Different Type of Different Type of Multiple Users Scenario (2)Multiple Users Scenario (2)

A B DC

UDP Channel

PeerPeerDispatch DataDispatch DataReceive DataReceive Data

A

B DC

Share MemoryShare Memory

PeerPeerDispatch DataDispatch DataReceive DataReceive Data

PeerPeerDispatch DataDispatch DataReceive DataReceive Data

BrokerBrokerStore Shared DataStore Shared Data

3 Roles of Distributed Computing3 Roles of Distributed Computing

A B

DC

Distributed OSDistributed OS

Registry / Registry / BrokerBrokerProvide Provide

Service IndexService Indexandand

Real-time Real-time StatusStatus

ServiceServiceProvide Provide

Object, Data Object, Data or Programor Program

ConsumerConsumerwho want to who want to

subscribe subscribe ServiceService

ServiceService

Provide Provide Object, Data or Object, Data or

ProgramProgram

3 Basic Actions between 3 Roles3 Basic Actions between 3 Roles

Registry / Registry / BrokerBroker

Index andIndex andStatusStatus

ConsumerConsumer

who want to who want to subscribe subscribe ServiceService

Publish / Publish / RegisterRegister

Invoke / Invoke / BindBind

Discover / Discover / AdvertizeAdvertize

Well-Known Well-Known Distributed ObjectDistributed Object Technology and Technology and Web ServiceWeb Service

CORBACORBAhttp://www.corba.org/http://www.corba.org/

Java RMIJava RMIhttp://java.sun.com/javasehttp://java.sun.com/javase/technologies/core/basic/r/technologies/core/basic/rmi/mi/

DCOMDCOMhttp://msdn.microsoft.com/ehttp://msdn.microsoft.com/en-us /library/ms809311.aspxn-us /library/ms809311.aspx

HLA / IEEE 1516HLA / IEEE 1516http://en.wikipedia.org/wiki/http://en.wikipedia.org/wiki/

IEEE_1516IEEE_1516

UDDIUDDIhttp://en.wikipedia.org/wiki/http://en.wikipedia.org/wiki/

UDDIUDDI

BOINC ??BOINC ??

Source: Linux Magazine Issue 71 Source: Linux Magazine Issue 71 October 2006October 2006http://www.linux-magazine.comhttp://www.linux-magazine.com

Brief Introduction of BOINCBrief Introduction of BOINC

Berkeley Open Infrastructure for Network Computing

http://boinc.berkeley.edu/

Started in February 2002

The most well-known BOINC-based project, SETI@home, started 2004/06

BOINC also had been used in following projects:

Reference:Architecture and basic principles, Juan Antonio Lopez Perez, CERN, November, 2005

How BOINC works ?How BOINC works ?

Reference:Architecture and basic principles, Juan Antonio Lopez Perez, CERN, November, 2005

GIVE ME YOUR HANDGIVE ME YOUR HAND

IT'S THE BEST WAY TO LEARNIT'S THE BEST WAY TO LEARN

RISE YOUR RISE YOUR HANDHAND

WHILE YOU WHILE YOU NEED A HANDNEED A HAND

首先介紹一下WorldCommunityGrid

有一些跟生物資訊及藥物設計有管的計畫

開始實作前，請先加入會員

點選『成為成員』

填寫欲申請之帳號資料

勾選欲參與之大型分散式運算專案

如果你有其他閒置的機器，可下載軟體

等一下的實作會用到 BOINC認證金鑰

1. 點選『MyGrid』

2.點選『My Profile』

請留著瀏覽器畫面供待會查詢認證金鑰

BOINC Acoount Key