HKUHKU Computer Centre © Copyright 2006 The University of Hong Kong 1...

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香港大學信息化的回顧與展望 A Review of the Campus Informatization

at The University of Hong Kong

香港大學電腦中心吳南

第二届高校信息化可持續發展研討會北京‧ 2006年 5 月 26-27日

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提綱

1. 香港大學簡介2. 回顧香港大學信息化的成果3. 優質信息化的展望

ComputerCentre

香港大學成立於 1911 年 - 香港第一所大學

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The University of Hong Kong http://www.hku.hk

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香港大學 2006

綜合大學十個學院約一千名教師九千多名本科生六千多名研究生

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香港大學電腦中心

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HKU Computer Centre http://www.hku.hk/cc

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電腦中心的使命推動先進的資信科技 , 輔助大學的教與學

﹑科研及行政管理建造優越的網絡環境 , 促進信息交流促使學生、老師及職員能夠有效地、容易

地使用大學的電腦及網絡資源輔助創新科技轉移 , 配合大學的使命致力提供世界級優良資信科技服務

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電腦中心的架構電腦中心由中心主任及副主任領導﹐中心共分為五個部門﹕

系統及網絡服務用戶服務財務應用服務行政應用服務電腦中心行政事務

ComputerCentre

香港大學電腦中心組織圖主任

財務應用服務部

行政應用服務部

系統及網絡服務部

財務服務組

發薪服務組

物業服務組

行政服務組

教務服務組

研究及研究生服務組

系統服務組

網絡及個人電腦服務組

高效能運算支援組

技術支援組

操作組

用戶服務部

中心行政事務部

用戶服務組

電子服務應用組

電子服務技術組

副主任

香港大學電腦中心辦公室

聯合大學電腦中心辦公室

ComputerCentre

資信科技在香港大學的應用

世界性的學術交流先進的教與學尖端的科研高效率的行政無紙化數碼大學

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我們的資信科技策略

1996 - 邁向 2000 年的數碼校園

1999 - 邁向 21 世紀的無紙化數碼校園

2002 - 加速建設無紙化綠色校園2005 - 優質信息科技服務的數碼校園

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影響大學信息化發展的重要因素

大學的改革用户的改變 IT技術的迅速發展 IT資源的短缺

ComputerCentre

Digital University Initiativein 1996

1. Email and access to Internet

2. High-speed campus network; Access Everywhere Network (ACEnet) in campus and student hostels; dialup Notebook access from home; free Internet access

3. PC provision for staff and Student Computer Programme

4. Unify administrative applications

5. E-services and smart card project

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Major Achievements in 2006

1. High Speed Campus Network

2. HKU Portal

3. Reliable Electronic mail

4. HKU Electronic Services Delivery

5. University Information Systems/URP

6. IT Support for E-Learning

7. High performance computation support

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1. High Speed Campus Network

Core BackboneCore BackboneNetwork atNetwork atComputer CentreComputer Centre

IntranetIntranet-- Office-- OfficeNetworkNetwork

ACEnet ACEnet (with (with WiFi WLAN WiFi WLAN extension)extension)

RemoteRemoteNetworksNetworks

HallHallNetworkNetwork

Dial-upDial-upAccess Access from Homefrom Home

InternetInternet

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A total of 24,000 network access points

15,000 network points for department offices and laboratories

5,000 network points for student halls

4,000 network points for Access Everywhere network (ACEnet)

500+ Wi-Fi WLAN Access Points for wireless extension of ACEnet

HKU Campus Network

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WLAN Environment

Wireless LAN Access Point

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Libraries 圖書館

WLAN Accessibility

Lily Pond 荷花池

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HARNET 2005

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HKU/Internet Connections HKU HARNET (Hong Kong Academic

and Research Network)GE

HARNETInternet (outside HK)380 (+380) Mbps

HARNETHKIX (within HK)GE

HARNET Internet245 Mbps

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2. HKU Portal

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HKU Portal Services

Single signon to facilitate access

Identity management/Central Authentication Services

User convenience

Data Security

Good acceptance – both service providers and end-users

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HKU Portal – High User Aceptance

Convenient

User-oriented

Resourceful

Customizable

Useracceptance

Searchable

20,000 users login HKU Portal daily

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HKU Portal Services

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3. Reliable Electronic Mail

Every HKU staff, student and alumni owns a HKU email account

The email quota is ever increasing – currently 120M for staff and students

Spam is ever increasing

Virus is an issue

Delivery of bulk email messages

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Resilient Information Infrastructure Network and Servers 7 days x 24 hours Redundancy High-availability servers Virus and Spam protection Intrusion detection and

prevention Firewalls Uninterruptible Power Supply

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SAN Storage

Sufficient server capacity for data processing and storage

Sufficient storage for every staff and student

RAID technology Open SAN

architecture

Tape Library

FC Switches

SAN server

Tape LibraryFC Connection

High availability host clusters

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4. HKU Electronic Services Delivery - HKUESD

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HKUESD

Support Java technology as the development platform

Facilitate web-based applications development with workflow

Use Oracle as database

Enable Digital Signature using PKI technology

HKU-Cert Private key can be on smart-card or CD-R device

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HKU-Cert Private Key (password protected)

(1) HKU Smart Card (2) Business-card-size CD-R

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5. University Information System

HKU Portal provides single signon HKUESD enables workflow applications Online data capture from source Identity management and Data Security Explosion of applications Use of different technologies Outsourcing, Software Packages

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University Resource Planning

Finance

Staff / Human Resources

Students / Undergraduates and Postgraduates

Estates

Alumni

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Integrated Administrative

Applications

RegistryRegistry

Estates OfficeEstates Office

VC’s OfficeVC’s Office

Graduate SchoolGraduate School

Faculty OfficesFaculty OfficesFinance OfficeFinance Office

JUPAS OfficeJUPAS Office

Computer CentreComputer Centre

IT Support for e-Administration

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Integrated Administrative Applications

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Student Connect

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6. IT Support for Teaching & Learning - WebCT Courses

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English- Presentation SkillsVideo and text are used

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Chinese : Foundation Course

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Civil Engineering : Pre-stressed Concrete Structures

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Music : Music Technology

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Student Notebook Computer Program 2005

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7. HPC Support for Research

Scalable Parallel Computers IBM SP1

1993-1995

4 nodes IBM SP2 Power 1

1996-1998

32 nodes IBM SP2 Power 2

1998-2003

48 nodes

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HPC Support for Research Linux HPC Clusters

HKUHPCC2 1998 - now 8 nodes Pentium III

HKUHPCC 1999 – now 32 nodes Pentium III

HPCPOWER 2003 - now 178 nodes Xeon

Windows HPC Cluster

WINHPC 2004 - now 14 nodes Xeon, 2 nodes Itanium2

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TOP 500 ranking

Year 1995 1998 11/2003 6/2005

Rank 185th 346th 240th 491st

Rpeak 8.5 30.7 1433.6 2004.8

Rmax 5.8 22.2 638.8 1186.2

Computer IBM SP2

IBM SP2

Intel cluster

CPUs 32 48 256 358

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HPC Projects at HKU

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General Problems encountered

High expectations from management High demands from professors and

students Need to work with many departments Network and server problems will occur Problems need to be resolved quickly Un-sociable working hours of 7 x 24 Staff have to be continuously trained to

learn new technologies

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Future Direction

University Reform continues

User Community continues to expand

IT Technology still evolving rapidly

IT Funding insufficient

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Further Development of Campus Network Gigabit Ethernet for WAN links

Redundancy for all networks in the remote campuses

Fibre connectivity wherever possible

10Gigabit development

Optical HARNET development

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6506_RR2 6509_KA

Huawei8512 A

Huawei8512 B

Tipping Point A

Tipping Point B

Huawei 6506 A

Huawei 6506 B

KA BuildingRRS Building

NE40 NE40

6509_RR

6506_IDS6509_KA

10G Backbone Network

Huaweirouter

10G Backbone

Switch

ServersBuilding Switches

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Remote Network Connectivity

Optical Link 1Gbps

100Mbps

Main campus

Sassoon Road

100Mbps

2nd2nd

backupbackup

linklink

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Internet2

CUHK HKUST

PolyU HKU

HKIED HKBU

LU CityU

JUCC Optical HARNET Network Diagram

26.3km

13.8km OME6500 OME6500 OME6500 OME6500

OME6500OME6500OME6500OME6500

10Gbps MSSPRing32.68km

19.48km 17.78km

9.66km

32.3km

15.7km

12.7km

17.5km

15.6km

Media Converter Shelf

ONE GE each for UST, BU, CityU and HKU to connect Internet2

One GE each for CU, IEd, LNU and Poly U to connect Internet2

Internet 2 GE

2 GE2 G FC

2 G FC

Cisco7603

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Further Development on e-Administration

Business process reengineering and University Resource Planning

Integrating UIS and Student Connect applications to handle curriculum reform

Staff profile and student profile systems

Extending the HKU Portal to serve the wider community

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HKU Portal Enhancement

Intelligent Search of Information and Services

Enhanced Communication Using Hand-held Devices

HKU Event Management System

Personal Event Calendar

Central authentication for services of other departments e.g. libraries

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Portal Intelligent Search

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E-Learning Development

Choice of IT platform for supporting E-learning

How to help teachers to put up their course content online

Support of new E-learning platforms

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Parallel programming and high performance computing

Grid computing

Training, advice and programming assistance

Cost of upgrade expensive

IT for Research and Innovation

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Quality IT Services for Sustainable Development

Maintain advanced services Maintain quality services Develop quality management practices Provide continuous training to staff Increase staff resources on user

support

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Management of Quality IT Services Good quality and user-oriented

services Meet user’s requirement and

satisfaction Fast response 7 x 24 hours service Anywhere, anytime User-friendly, intuitive interface

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Helpdesk Develop FAQ to help users

Helpdesk

Helpdesk officers

User Services Section Systems Team Network Team Technical Services

Team CCBox@hku.hk

Helpdesk system tracks questions not answered by various teams

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Information Directories

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Publications

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The Role of the Computer Centre

To be recognized as the IT leader in the campus

Develop innovative services and user-oriented applications

Line up strategic partners Have effective promotion of our

services Organize user seminars and trainings

regularly

ComputerCentre

Thank You!

HKUHKU Computer Centre © Copyright 2006 The University of Hong Kong 1...

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