Sun Microsystems 2005Q1 Manuale Utente

Sun Java™ SystemPortal Server 6Deployment Planning Guide2005Q1Sun Microsystems, Inc.4150 Network CircleSanta Clara, CA 95054U.S.A.Part No: 817-7697

10 Portal Server 6 2005Q1 • Deployment Planning Guide

Designing Portal Use Case Scenarios100 Portal Server 6 2005Q1 • Deployment Planning Guide Use case steps are written in an easy-to-understand structur

Designing Portal Use Case ScenariosChapter 5 Creating Your Portal Design 101Example Use Case: Authenticate Portal UserTable 5-2 describes a use case f

Designing Portal Security Strategies102 Portal Server 6 2005Q1 • Deployment Planning Guide Designing Portal Security StrategiesSecurity is the set of

Designing Portal Security StrategiesChapter 5 Creating Your Portal Design 103• Minimize the size of the operating environment installation. When insta

Designing Portal Security Strategies104 Portal Server 6 2005Q1 • Deployment Planning Guide The user nobody does not have a password, which prevents a

Portal Server and Access Manager on Different NodesChapter 5 Creating Your Portal Design 105Portal Server and Access Manager on Different NodesPortal

Portal Server and Access Manager on Different Nodes106 Portal Server 6 2005Q1 • Deployment Planning Guide Federation Management API–adds functionality

Portal Server and Access Manager on Different NodesChapter 5 Creating Your Portal Design 107Figure 5-7 shows two Portal Server instances configured to

Portal Server and Access Manager on Different Nodes108 Portal Server 6 2005Q1 • Deployment Planning Guide Figure 5-8 shows configuration allowing auth

Portal Server and Access Manager on Different NodesChapter 5 Creating Your Portal Design 109Figure 5-9 shows a configuration for maximum horizontal sc

List of Tables 11List of TablesTable 1 Typographical Conventions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Portal Server and Access Manager on Different Nodes110 Portal Server 6 2005Q1 • Deployment Planning Guide 1. Modify the following areas in AMConfig.pr

Designing SRA Deployment ScenariosChapter 5 Creating Your Portal Design 111Designing SRA Deployment ScenariosThe SRA Gateway provides the interface an

Designing SRA Deployment Scenarios112 Portal Server 6 2005Q1 • Deployment Planning Guide Basic SRA ConfigurationFigure 5-10 shows the most simple conf

Designing SRA Deployment ScenariosChapter 5 Creating Your Portal Design 113Disable NetletFigure 5-11 shows a scenario similar to the basic SRA configu

Designing SRA Deployment Scenarios114 Portal Server 6 2005Q1 • Deployment Planning Guide ProxyletFigure 5-12 Proxylet enables users to securely access

Designing SRA Deployment ScenariosChapter 5 Creating Your Portal Design 115Multiple Gateway InstancesFigure 5-13 shows an extension of the SRA basic c

Designing SRA Deployment Scenarios116 Portal Server 6 2005Q1 • Deployment Planning Guide The disadvantage to this configuration is that multiple ports

Designing SRA Deployment ScenariosChapter 5 Creating Your Portal Design 117Figure 5-14 Netlet and Rewriter ProxiesGateway Gateway NetFileNetletClient

Designing SRA Deployment Scenarios118 Portal Server 6 2005Q1 • Deployment Planning Guide Netlet and Rewriter Proxies on Separate NodesTo reduce the lo

Designing SRA Deployment ScenariosChapter 5 Creating Your Portal Design 119Using Two Gateways and Netlet ProxyLoad balancers provide a failover mechan

12 Portal Server 6 2005Q1 • Deployment Planning Guide

Designing SRA Deployment Scenarios120 Portal Server 6 2005Q1 • Deployment Planning Guide Using an AcceleratorYou can configure an external SSL device

Designing SRA Deployment ScenariosChapter 5 Creating Your Portal Design 121Netlet with 3rd Party ProxyFigure 5-18 illustrates using a third-party prox

Designing SRA Deployment Scenarios122 Portal Server 6 2005Q1 • Deployment Planning Guide Reverse Proxy A proxy server serves Internet content to the i

Designing for LocalizationChapter 5 Creating Your Portal Design 123Designing for LocalizationLocalization is the process of adapting text and cultural

Content and Design Implementation124 Portal Server 6 2005Q1 • Deployment Planning Guide See the Portal Server 6 Developer’s Guide and Portal Server 6

Content and Design ImplementationChapter 5 Creating Your Portal Design 125• Portlet. Pluggable web component that processes requests and generates con

Content and Design Implementation126 Portal Server 6 2005Q1 • Deployment Planning Guide • Portal capability augmentation. This integration enables pro

Identity and Directory Structure DesignChapter 5 Creating Your Portal Design 127JavaMail provides a common uniform API for managing mail. It enables s

Identity and Directory Structure Design128 Portal Server 6 2005Q1 • Deployment Planning Guide See the Portal Server 6 Administration Guide, Directory

Identity and Directory Structure DesignChapter 5 Creating Your Portal Design 129Choosing and Implementing the Correct Aggregration StrategyThe options

13PrefaceThis Administration Guide explains how to plan for and deploy Sun Java™ System Portal Server 6 2005Q1 software. Portal Server Secure Remote A

Identity and Directory Structure Design130 Portal Server 6 2005Q1 • Deployment Planning Guide To use URLScraperProvider as a file scraper provider, sp

Identity and Directory Structure DesignChapter 5 Creating Your Portal Design 131large amount of processing to display the data in the Portal Desktop.

Identity and Directory Structure Design132 Portal Server 6 2005Q1 • Deployment Planning Guide

133Chapter 6The Production EnvironmentThis chapter describes how to monitor and tune Sun Java™ System Portal Server software, including the Sun Java

Moving to a Production Environment134 Portal Server 6 2005Q1 • Deployment Planning Guide • Determine whether your current physical infrastructure is c

Monitoring Portal ServerChapter 6 The Production Environment 135Monitoring Portal ServerThis section describes the variables that affect portal perfor

Monitoring Portal Server136 Portal Server 6 2005Q1 • Deployment Planning Guide Most applications suggest using a larger percentage of the total heap f

Monitoring Portal ServerChapter 6 The Production Environment 137Expect peak loads to be four to eight times higher than the average load, but over sho

Monitoring Portal Server138 Portal Server 6 2005Q1 • Deployment Planning Guide Portal Usage InformationPortal Server does not include a built-in repor

139Appendix AInstalled Product LayoutThis appendix describes the Sun Java™ System Portal Server directory structure and properties files used to sto

How This Book Is Organized14 Portal Server Secure Remote Access 6 2005Q1 • Administration Guide •Java™ Web Server• JavaServer Pages™ technology• Light

Directories Installed for SRA140 Portal Server 6 2005Q1 • Deployment Planning Guide Directories Installed for SRAThis section describes the Sun Java™

Configuration FilesAppendix A Installed Product Layout 141Configuration FilesAll Portal Server and SRA configuration data is stored using the Sun Java

Configuration Files142 Portal Server 6 2005Q1 • Deployment Planning Guide

143Appendix BAnalysis ToolsThe Sun Java™ Enterprsie System and SDK include default setting options to ensure a satisfactory out-of-the-box experienc

mpstat144 Portal Server 6 2005Q1 • Deployment Planning Guide mpstatThe mpstat utility is a useful tool to monitor CPU utilization, especially with mul

mpstatAppendix B Analysis Tools 145What to Look ForNote the much higher intr and ithr values for certain CPUs. Solaris will select some CPUs to handle

iostat146 Portal Server 6 2005Q1 • Deployment Planning Guide iostatThe iostat tool gives statistics on the disk I/O subsystem. The iostat command has

netstatAppendix B Analysis Tools 147netstatThe netstat tool gives statistics on the network subsystem. It can be used to analyze many aspects of the n

netstat148 Portal Server 6 2005Q1 • Deployment Planning Guide • errs - errors. The presence of errors could indicate device errors. If your network is

netstatAppendix B Analysis Tools 149 tcpListenDrop = 0 tcpListenDropQ0 = 0 tcpHalfOpenDrop = 0 tcpOutS

How This Book Is OrganizedPreface 15Conventions Used in This BookThe tables in this section describe the conventions used in this book. Typographic Co

Tuning Parameters for /etc/system150 Portal Server 6 2005Q1 • Deployment Planning Guide Tuning Parameters for /etc/system Table B-2 is a list of /etc/

Tuning Parameters for /etc/systemAppendix B Analysis Tools 151ndd -set /dev/tcp tcp_cwnd_max 65535The maximum value of TCP congestion window (cwnd) in

Tuning Parameters for /etc/system152 Portal Server 6 2005Q1 • Deployment Planning Guide

153Appendix CPortal Server and Application ServersThis appendix provides an overview of the Sun Java™ System Portal Server product and its support f

Portal Server on an Application Server Cluster154 Portal Server 6 2005Q1 • Deployment Planning Guide Running Portal Server on an application server en

Portal Server on an Application Server ClusterAppendix C Portal Server and Application Servers 1552. Deploy the three web applications (portal, amserv

Portal Server on an Application Server Cluster156 Portal Server 6 2005Q1 • Deployment Planning Guide See the following documentation for more informat

Portal Server on an Application Server ClusterAppendix C Portal Server and Application Servers 157To install a BEA cluster, your BEA license for each

Portal Server on an Application Server Cluster158 Portal Server 6 2005Q1 • Deployment Planning Guide

159Appendix DTroubleshooting Your PortalDeploymentThis appendix describes how to troubleshoot the Sun Java™ System Portal Server software and the Su

Related Documentation16 Portal Server Secure Remote Access 6 2005Q1 • Administration Guide Related DocumentationThe http://docs.sun.com web site enabl

Troubleshooting Portal Server160 Portal Server 6 2005Q1 • Deployment Planning Guide ./uxwdog -d portal-server-install-root/SUNWam/servers/https-server

Troubleshooting Portal ServerAppendix D Troubleshooting Your Portal Deployment 161➤ To Extract the Display Profile1. Login as administrator.2. Use the

Troubleshooting SRA162 Portal Server 6 2005Q1 • Deployment Planning Guide Configuring a Sun Java System Portal Server Instance to Use an HTTP ProxyIf

Troubleshooting SRAAppendix D Troubleshooting Your Portal Deployment 163gateway-install-root/SUNWam/config/AMConfig-instance-name.properties2. Set the

Troubleshooting SRA164 Portal Server 6 2005Q1 • Deployment Planning Guide • The settings in the Gateway script such as the JVM™ settings including hea

Troubleshooting SRAAppendix D Troubleshooting Your Portal Deployment 165At the end of the test period, run shooter to collect the output of gctool alo

Troubleshooting SRA166 Portal Server 6 2005Q1 • Deployment Planning Guide /var/opt/SUNWps/debug/srapNetFileNetlet:/var/opt/SUNWps/debug/srapNetlet_Gat

167Appendix EPortal Deployment WorksheetsThis appendix provides worksheets to help with the portal deployment process.This appendix contains the fol

Portal Assessment Worksheets168 Portal Server 6 2005Q1 • Deployment Planning Guide 2. How many portals does your organization already have?3. What typ

Portal Assessment WorksheetsAppendix E Portal Deployment Worksheets 169Table E-3 Business Service-level Expectations Questions 1. Are your development

Related DocumentationPreface 17Other Portal Server DocumentationOther Portal Server books include:• Portal Server Desktop Customization Guidehttp://do

Portal Assessment Worksheets170 Portal Server 6 2005Q1 • Deployment Planning Guide Table E-5 User Management and Security Questions 1. How would you s

Portal Design Task ListAppendix E Portal Deployment Worksheets 171Portal Design Task ListTable E-8 lists the major portal deployment phases and design

Portal Design Task List172 Portal Server 6 2005Q1 • Deployment Planning Guide Project Plan Review • Review pre-implementation• Review business require

Portal Design Task ListAppendix E Portal Deployment Worksheets 173Directory Design • Design organizations, suborganizations, roles, and users• Define

Portal Design Task List174 Portal Server 6 2005Q1 • Deployment Planning Guide Sun Java System Portal Server, Sun Java System Application Server, and O

Portal Design Task ListAppendix E Portal Deployment Worksheets 175Reporting • Establish reporting requirements for organization• Create reporting plan

Portal Design Task List176 Portal Server 6 2005Q1 • Deployment Planning Guide Conduct Integration and System Test • Ensure establishment of integratio

Portal Design Task ListAppendix E Portal Deployment Worksheets 177Training • Confirm organization commitment and expectations• Establish training requ

Portal Design Task List178 Portal Server 6 2005Q1 • Deployment Planning Guide

179Appendix FPortal Server on the Linux PlatformSun Java™ System Portal Server supports RedHat 3.0 Linux platform, however, please note the differen

Accessing Sun Resources Online18 Portal Server Secure Remote Access 6 2005Q1 • Administration Guide • Application Server documentation http://docs.sun

Comparison of Solaris and Linux Path Names180 Portal Server 6 2005Q1 • Deployment Planning Guide

181GlossaryRefer to the Java Enterprise System Glossary (http://docs.sun.com/doc/816-6873) for a complete list of terms that are used in this document

182 Portal Server 6 2005Q1 • Deployment Planning Guide

183IndexSYMBOLS/etc/opt/SUNWps directory 139/etc/system tuning parameters 150/opt/SUNWps directory 139/opt/SUNWps/sdk directory 139Aacceleratorsand Ga

Section B184 Portal Server 6 2005Q1 • Deployment Planning Guideaverage session time 66average time between page requests 65Bback-end servers 68banner

Section EIndex 185requirements 51software 31deployment scenarios 92and SRA 92building modules 92no single point of failure 93SRA 111–122transparent fa

Section H186 Portal Server 6 2005Q1 • Deployment Planning Guidehigh availability 86HTTP and HTTPS 38logging 41multihomed 38multiple instances 38Netlet

Section MIndex 187and Portal Server failures 94and Rewriter 49and SRA 95with SRA 86locale file 140localization 123log filesand troubleshooting 160loca

Section O188 Portal Server 6 2005Q1 • Deployment Planning GuideOopen mode 25Outlook client 42Ppackaging 31pcAnywhere 52PDC authentication 40peak numbe

Section QIndex 189Qquestionsbusiness objectives 51techincal goals 53user behaviors and patterns 59Rrdmgr command 160recovering, Search database 160rel

Sun Welcomes Your CommentsPreface 19Sun Welcomes Your CommentsSun is interested in improving its documentation and welcomes your comments and suggesti

Section T190 Portal Server 6 2005Q1 • Deployment Planning Guidepatches 18support 18Solaris Operating Environmentminimizing size of installation 102sec

Section WIndex 191VPN 56VPN client 43WWAR file 32and application servers 154to deploy software 31web containerssupported 153workload conditions 69work

Section X192 Portal Server 6 2005Q1 • Deployment Planning Guide

Copyright © 2005 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, California 95054, U.S.A. All rights reserved.Sun Microsystems, Inc. has int

Sun Welcomes Your Comments20 Portal Server Secure Remote Access 6 2005Q1 • Administration Guide

21Chapter 1Portal Server ArchitectureThis chapter contains the following sections:• What is a Portal?• Types of Portals• Portal Server Capabilities•

Types of Portals22 Portal Server 6 2005Q1 • Deployment Planning Guide Portals serve as a unified access point to web applications. Portals also provid

Portal Server CapabilitiesChapter 1 Portal Server Architecture 23Collaborative services allow users to do the following: •Chat• Organize meetings• Sha

Sun Java System Portal Server24 Portal Server 6 2005Q1 • Deployment Planning Guide • Secure access and authorized connectivity, optionally using encry

Secure Remote AccessChapter 1 Portal Server Architecture 25Each enterprise assesses its own needs and plans its own deployment of Java Enterprise Syst

Secure Remote Access26 Portal Server 6 2005Q1 • Deployment Planning Guide If the portal does not contain sensitive information (deploying public infor

Secure Remote AccessChapter 1 Portal Server Architecture 27The main advantage of SRA is that only the IP address of the Gateway is published to the In

Security, Encryption, and Authentication28 Portal Server 6 2005Q1 • Deployment Planning Guide You can add additional servers and Gateways for site exp

Portal Server ArchitectureChapter 1 Portal Server Architecture 29❍ Java Development Kit™ (JDK™)--Java Development Kit software provides the Java run-t

3ContentsList of Figures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Identity Management30 Portal Server 6 2005Q1 • Deployment Planning Guide • Access Manager node.The server where Access Manager can reside. Access Mana

Portal Server Software DeploymentChapter 1 Portal Server Architecture 31• Access Manager console SDK• Authentication daemons that support the web appl

Portal Server Software Deployment32 Portal Server 6 2005Q1 • Deployment Planning Guide • Static web content. These include static HTML files, images,

A Typical Portal Server InstallationChapter 1 Portal Server Architecture 33A Typical Portal Server InstallationFigure 1-3 on page 34 illustrates some

A Typical Portal Server Installation34 Portal Server 6 2005Q1 • Deployment Planning Guide Figure 1-3 High-level Architecture for a Business-to-Employe

A Typical Portal Server InstallationChapter 1 Portal Server Architecture 35Figure 1-4 shows a Portal Server deployment with SRA services. See Chapter

A Typical Portal Server Installation36 Portal Server 6 2005Q1 • Deployment Planning Guide

37Chapter 2Portal Server Secure Remote AccessArchitectureThis chapter describes the Sun Java™ System Portal Server Secure Remote Access (SRA) archit

SRA Gateway38 Portal Server 6 2005Q1 • Deployment Planning Guide • Netlet request. Routes the request (traffic) to the server specified in the Netlet

SRA GatewayChapter 2 Portal Server Secure Remote Access Architecture 39Proxy ConfigurationThe Gateway uses proxies that are specified in its profile t

4 Portal Server 6 2005Q1 • Deployment Planning Guide Portal Server Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

SRA Gateway40 Portal Server 6 2005Q1 • Deployment Planning Guide • Mandatory server authentication. The client must authenticate the server.• Optional

NetletChapter 2 Portal Server Secure Remote Access Architecture 41Gateway LoggingYou can monitor the complete user behavior by enabling logging on the

Netlet42 Portal Server 6 2005Q1 • Deployment Planning Guide Dynamic applications agree upon a port for communication as part of the handshake. You can

NetletChapter 2 Portal Server Secure Remote Access Architecture 43Netlet and Application IntegrationNetlet works with many third parties such as Graph

Netlet Proxy44 Portal Server 6 2005Q1 • Deployment Planning Guide Netlet ProxyA Netlet Proxy helps reduce the number of open ports needed in the firew

NetFileChapter 2 Portal Server Secure Remote Access Architecture 45• NetFile servlet(s). Two NetFile servlets are present in the web container, one fo

NetFile46 Portal Server 6 2005Q1 • Deployment Planning Guide Access ControlNetFile provides various means of file system access control. You can deny

RewriterChapter 2 Portal Server Secure Remote Access Architecture 47NetFile also enables users to select multiple files and compress them by using GZI

Rewriter Proxy48 Portal Server 6 2005Q1 • Deployment Planning Guide according to a Document Type Definition (DTD). Using the generic ruleset that ship

ProxyletChapter 2 Portal Server Secure Remote Access Architecture 49ProxyletProxylet is a dynamic proxy server that runs on a client machine. Proxylet

Contents 5Personalization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Proxylet50 Portal Server 6 2005Q1 • Deployment Planning Guide

51Chapter 3Identifying and Evaluating Your Businessand Technical RequirementsThe first step in planning your deployment is identifying your Sun Java

Business Objectives52 Portal Server 6 2005Q1 • Deployment Planning Guide The business goals of your portal affect deployment decision. Understand your

Technical GoalsChapter 3 Identifying and Evaluating Your Business and Technical Requirements 53Technical GoalsYour technical requirement (often called

Mapping Portal Server Features to Your Business Needs54 Portal Server 6 2005Q1 • Deployment Planning Guide Mapping Portal Server Features to Your Busi

Mapping Portal Server Features to Your Business NeedsChapter 3 Identifying and Evaluating Your Business and Technical Requirements 55User, policy, and

Mapping Portal Server Features to Your Business Needs56 Portal Server 6 2005Q1 • Deployment Planning Guide SRATable 3-2 shows the Sun Java System Port

Mapping Portal Server Features to Your Business NeedsChapter 3 Identifying and Evaluating Your Business and Technical Requirements 57Search EngineThe

Mapping Portal Server Features to Your Business Needs58 Portal Server 6 2005Q1 • Deployment Planning Guide PersonalizationPersonalization is the abili

Understanding User Behaviors and PatternsChapter 3 Identifying and Evaluating Your Business and Technical Requirements 59Table 3-5 shows the aggregati

6 Portal Server 6 2005Q1 • Deployment Planning Guide Using Platform Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Understanding User Behaviors and Patterns60 Portal Server 6 2005Q1 • Deployment Planning Guide • Will users login to the portal at the same time each

61Chapter 4Pre-Deployment ConsiderationsThis chapter contains the following sections:• Determine Your Tuning Goals• Portal Sizing Tips• Establish Pe

Portal Sizing Tips62 Portal Server 6 2005Q1 • Deployment Planning Guide time, the number of Portal desktop activity requests, the amount of portal cha

Portal SizingChapter 4 Pre-Deployment Considerations 632. Setup a controlled environment to minimize the margin of error (defined as less than ten per

Portal Sizing64 Portal Server 6 2005Q1 • Deployment Planning Guide Establish Baseline Sizing FiguresOnce you have identified your business and technic

Portal SizingChapter 4 Pre-Deployment Considerations 65maximum number of concurrent sessions =expected percent of users online * user baseTo identify

Portal Sizing66 Portal Server 6 2005Q1 • Deployment Planning Guide Calculate maximum number of concurrent users after you calculate maximum number of

Portal SizingChapter 4 Pre-Deployment Considerations 67The average size adjusts for variations in sizes of RDs. A collection of long, complex RDs with

Portal Sizing68 Portal Server 6 2005Q1 • Deployment Planning Guide Hardware and ApplicationsCPU speed and size of the virtual machine for the Java™ pl

Portal SizingChapter 4 Pre-Deployment Considerations 69When you calculate transaction time, size your Portal Server so that processing time under regu

Contents 7Tuning Parameters for /etc/system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Portal Sizing70 Portal Server 6 2005Q1 • Deployment Planning Guide After you have an estimate of your sizing, consider:• LDAP Transaction Numbers• App

Portal SizingChapter 4 Pre-Deployment Considerations 71Use a trial deployment to determine your final sizing estimates. A trial deployment helps you t

SRA Sizing72 Portal Server 6 2005Q1 • Deployment Planning Guide ❍ Maintenance demandsConsidering these factors enables you to develop a sizing figure

SRA SizingChapter 4 Pre-Deployment Considerations 73Identifying Gateway Key Performance RequirementsKey performance factors are metrics that your tech

SRA Sizing74 Portal Server 6 2005Q1 • Deployment Planning Guide • Session average timeThis determines how many logins per second that the Gateway must

SRA SizingChapter 4 Pre-Deployment Considerations 75Advanced Gateway SettingsUse the settings in this section to obtain more accurate results when est

SRA Sizing76 Portal Server 6 2005Q1 • Deployment Planning Guide • Regular-JSP. Describes a configuration of two tabs with seven channels each.• Heavy—

SRA SizingChapter 4 Pre-Deployment Considerations 77See the Portal Server Secure Remote Access 6 Administration Guide for more information on the Sun

SRA Sizing78 Portal Server 6 2005Q1 • Deployment Planning Guide

79Chapter 5Creating Your Portal DesignThis chapter describes how to create your high-level and low-level portal design and provides information on c

8 Portal Server 6 2005Q1 • Deployment Planning Guide

Portal Design Approach80 Portal Server 6 2005Q1 • Deployment Planning Guide Your high-level portal design communicates the architecture of the system

Portal Design ApproachChapter 5 Creating Your Portal Design 81Overview of Low-Level Portal DesignThe low-level design focuses on specifying the proces

Portal Design Approach82 Portal Server 6 2005Q1 • Deployment Planning Guide • Usage estimates, which include your assumptions on the total number of r

Portal Server and ScalabilityChapter 5 Creating Your Portal Design 83Portal Server and ScalabilityScalability is a system’s ability to accommodate a g

Portal Server and High Availability84 Portal Server 6 2005Q1 • Deployment Planning Guide The section “Working with Portal Server Building Modules” on

Portal Server and High AvailabilityChapter 5 Creating Your Portal Design 85System AvailabilitySystem availability is often expressed as a percentage o

Portal Server System Communication Links86 Portal Server 6 2005Q1 • Deployment Planning Guide • Gateway. A load balancer used with the Gateway detects

Portal Server System Communication LinksChapter 5 Creating Your Portal Design 87Figure 5-1 Portal Server Communication LinksIn this figure, the box en

Portal Server System Communication Links88 Portal Server 6 2005Q1 • Deployment Planning Guide • Figure 5-1 on page 87 shows that if the following proc

Working with Portal Server Building ModulesChapter 5 Creating Your Portal Design 89SRA includes other Java technology processes called Netlet Proxy an

List of Figures 9List of FiguresFigure 1-1 Portal Server in Open Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Working with Portal Server Building Modules90 Portal Server 6 2005Q1 • Deployment Planning Guide Building Modules and High Availability ScenariosPorta

Working with Portal Server Building ModulesChapter 5 Creating Your Portal Design 91Table 5-1 summarizes these high availability scenarios along with t

Working with Portal Server Building Modules92 Portal Server 6 2005Q1 • Deployment Planning Guide Best Effort In this scenario, you install Portal Serv

Working with Portal Server Building ModulesChapter 5 Creating Your Portal Design 93No Single Point of FailurePortal Server natively supports the no si

Working with Portal Server Building Modules94 Portal Server 6 2005Q1 • Deployment Planning Guide As stated earlier, a building module consists of a a

Working with Portal Server Building ModulesChapter 5 Creating Your Portal Design 95Redundancy is equally important to the directory master so that pro

Working with Portal Server Building Modules96 Portal Server 6 2005Q1 • Deployment Planning Guide Transparent Failover Transparent failover uses the sa

Working with Portal Server Building ModulesChapter 5 Creating Your Portal Design 97The session repository is provided by the application server softwa

Working with Portal Server Building Modules98 Portal Server 6 2005Q1 • Deployment Planning Guide • If you use multiple machines, or if your Portal Ser

Designing Portal Use Case ScenariosChapter 5 Creating Your Portal Design 99• You can install Search on a machine separate from Portal Server, to keep