WebSphere Application Server V7.0: Concepts ... - IBM Redbooks

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14.9.7 Java Command Language (JACL) stabilized . . . . . . . . . . . . . . . . 474 14.9.8 Application profiling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 475 14.10 Planning checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 475 14.10.1 Planning considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 476 14.10.2 Resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 477 Chapter 15. Migration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 479 15.1 Infrastructure migration considerations . . . . . . . . . . . . . . . . . . . . . . . . . 480 15.1.1 Scripting migration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 482 15.1.2 HTTP server plug-in support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 482 15.1.3 Coexisting versions on one system. . . . . . . . . . . . . . . . . . . . . . . . 482 15.1.4 Runtime inter operability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 483 15.1.5 Runtime migration tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 483 15.1.6 Mixed cell support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 484 15.1.7 Network Deployment migration strategies . . . . . . . . . . . . . . . . . . 484 15.2 Application development migration considerations . . . . . . . . . . . . . . . . 486 15.3 System management migration considerations . . . . . . . . . . . . . . . . . . 487 15.4 Messaging migration considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . 488 15.5 Web services migration considerations. . . . . . . . . . . . . . . . . . . . . . . . . 488 15.6 Security migration considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 489 15.7 WebSphere Application Server for z/OS migration considerations . . . . 490 15.7.1 Migration and coexistence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 490 15.7.2 General considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 490 15.7.3 Migration process overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 491 15.7.4 z/OS Migration Management Tool . . . . . . . . . . . . . . . . . . . . . . . . 491 15.7.5 Migration Management Tool script . . . . . . . . . . . . . . . . . . . . . . . . 495 15.7.6 Migration jobs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 497 15.7.7 Migration considerations for 64-bit mode . . . . . . . . . . . . . . . . . . . 499 Appendix A. Sample topology walkthrough . . . . . . . . . . . . . . . . . . . . . . . 501 Topology review . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 502 Advantages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 504 Disadvantages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 504 Sample topology. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 504 Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 505 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 507 Installing the Load Balancer (server A) . . . . . . . . . . . . . . . . . . . . . . . . . . . 507 Installing HTTP Servers (servers B and C) . . . . . . . . . . . . . . . . . . . . . . . . 508 Creating Deployment manager (server D) . . . . . . . . . . . . . . . . . . . . . . . . 508 Creating Application servers (servers D and E) . . . . . . . . . . . . . . . . . . . . 508 Creating Job manager (server E) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 510 Deploying applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 510 Configuring security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 511 xii WebSphere Application Server V7.0: Concepts, Planning, and Design
Testing the topology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 513 Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 513 Administration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 516 Summary. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 520 Related publications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 521 IBM Redbooks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 521 Online resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 522 How to get Redbooks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 522 Help from IBM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 522 Contents xiii
Page 1: WebSphere Application Server V7.0:
Page 4 and 5: Note: Before using this information
Page 6 and 7: 2.2 Tivoli Directory Server . . . .
Page 8 and 9: 5.1.3 Security . . . . . . . . . .
Page 10 and 11: 7.9 WebSphere performance tools . .
Page 12 and 13: 11.4 Web services architecture . .
Page 16 and 17: xiv WebSphere Application Server V7
Page 18 and 19: Trademarks IBM, the IBM logo, and i
Page 20 and 21: xviii WebSphere Application Server
Page 22 and 23: Tze Puah is an Application Infrastr
Page 24 and 25: Become a published author Join us f
Page 26 and 27: 1.1 Java Platform Enterprise Editio
Page 28 and 29: 1.2 WebSphere Application Server ov
Page 30 and 31: 1.2.2 Evolving Java application dev
Page 32 and 33: Runtime provisioning WebSphere Appl
Page 34 and 35: WebSphere Application Server suppor
Page 36 and 37: Installation Factory WebSphere Appl
Page 38 and 39: WebSphere Application Server for z/
Page 40 and 41: These features become more importan
Page 42 and 43: 1.4 Supported hardware, platforms,
Page 44 and 45: Operating systems Versions Linux®
Page 46 and 47: 1.4.5 Directory servers Databases V
Page 48 and 49: ► Product binaries and source cod
Page 50 and 51: Some of the features of Rational Ap
Page 52 and 53: Groovy and PHP. It also includes ap
Page 54 and 55: 2.1 Tivoli Access Manager IBM Tivol
Page 56 and 57: All communication between the Tivol
Page 58 and 59: LDAP is a fast and simple way of lo
Page 60 and 61: For WebSphere Application Server Ve
Page 62 and 63: WebSphere MQ applications can send
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► Technology Adapters These adapt
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The IBM WebSphere DataPower SOA App
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Client or Server Internet IP Firewa
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2.6 DB2 IBM DB2 is an open-standard
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2.7.1 Integration with WebSphere Ap
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50 WebSphere Application Server V7.
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3.1 WebSphere Application Server co
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Administration is greatly enhanced
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About Figure 3-2 : This figure only
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It is also possible to replicate se
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DMgr Node Deployment Manager Node A
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3.1.6 Deployment manager Local conf
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3.1.8 Job manager The administrativ
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Web server plug-ins A Web server ca
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SIP proxy The SIP proxy design is b
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3.1.11 Generic servers A generic se
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► Aligns WebSphere applications c
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3.2.1 Single cell configurations Yo
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Node Agent Application Server Deplo
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Node Agent V5.1 Application Server
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Administrative Agent WebSphere Appl
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Cluster workload management Workloa
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groups enables WebSphere Applicatio
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Mixed topologies Figure 3-23 shows
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3.4 Runtime processes In this secti
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Node Agent Application Server Deplo
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3.5.3 IBM HTTP Server as an unmanag
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4.1 Infrastructure planning This se
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4.2.1 Scalability Scalability, as u
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4.2.2 Caching 6. Reevaluate. Recogn
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- Consider regular maintenance. In
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4.2.6 Security Disaster recovery co
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► Plan for certificates and their
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4.3 Sizing the infrastructure After
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When using a service such as those
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4.5.4 Load factors ► Monitor reso
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4.5.5 Production system tuning This
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4.6 Planning for monitoring As most
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products, like the IBM Tivoli Compo
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4.7.3 Backup plan 4.7.4 Recovery pl
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120 WebSphere Application Server V7
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5.1 Topology selection criteria 5.1
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Load balancing Use load balancing t
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5.1.3 Security 5.1.4 Maintainabilit
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Scaling Scaling represents the abil
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Both of these options are valid app
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- You will more likely have to call
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5.2 Terminology 5.2.1 Load balancer
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WebSphere Application Server Proxy
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WebSphere Application Server V7.0 s
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5.3.1 Stand-alone server topology T
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► Increased security by using a D
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User Outside World DMZ Internal Net
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Installation and configuration The
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The Web server plug-in distributes
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System D Perform the following step
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primary Load Balancer through heart
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5.3.4 Reverse proxy topology User R
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Installation and configuration: Edg
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System B Perform the following step
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System A 1. Copy the file targetTre
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Note: Each Load Balancer installati
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Disadvantages The major disadvantag
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5.3.6 Heterogeneous cell z/OS DMGR
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Disadvantages The disadvantages of
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Advantages This topology provides t
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The topology in Figure 5-11 shows a
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3. Create an application server pro
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Disadvantages There are no real dis
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This document does not describe the
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When you choose the platform or pla
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6.5 Naming conventions Naming conve
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Forwarding method Each of the avail
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The following examples outline the
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What is next? You can start the Web
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Assume that the application server
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6.8.2 Distributed server environmen
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Assume that the application server
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► Slip install Slip install means
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Deployment Manager . . . Deployment
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Installation factory The Installati
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Note: The IBM Update Installer for
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Profile types The types of profiles
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► Secure proxy profile A secure p
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Deployment manager profile options
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Typical settings Advanced options D
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Application server profile options
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Typical settings Advanced options Y
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Typical settings Advanced options D
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6.9.6 Naming convention The purpose
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If each application server will hos
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There are some specific considerati
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6.10 IBM Support Assistant IBM Supp
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7.1 What is new in V7.0 IBM WebSphe
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7.2.1 Scaling overview Note: In ord
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Note: IBM HTTP Server for z/OS offe
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7.3.2 System tuning To measure the
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For the DMZ secure proxy, there are
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Messaging connection pool When usin
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Workload management is a WebSphere
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For more details about Web server p
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7.5 High availability 7.5.1 Overvie
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7.5.4 Data availability In a WebSph
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7.5.6 Maintainability Software-base
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This time-out can be configured in
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High availability groups High avail
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7.6.1 Edge caching In this section
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7.6.3 Data caching Dynamic caching
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7.7 Session management 7.7.1 Overvi
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The following sections outline the
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Local sessions (non-persistent) If
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► Application Configuration at th
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7.9 WebSphere performance tools Whe
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Monitoring a system naturally chang
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for tuning and performance. The adv
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synthetic transactions or to track
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For more information about ARM, rev
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Planning item Plan for clustering:
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8.1 What is new in V7.0 The followi
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► Enterprise JavaBeans (EJB) thin
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Disciplines Business Modeling Requi
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► Support for WebSphere Applicati
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The WebSphere rapid deployment set
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To group and sort resources in the
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8.5.3 Subversion CVS has the follow
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8.6 Automated build process The maj
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8.8 Automated functional tests Auto
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Development environment Usually, ea
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The system test environment can als
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► Environment-specific This categ
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A lesser known, but better, approac
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Developers need to consider the fol
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► You can use the WebSphere Appli
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9.1 What is new in V7.0 The followi
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9.2 Administrative security We sugg
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9.3.1 Integrated Solutions Console
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JMX, a Java specification part of J
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9.4 Automation planning To emphasiz
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Consider whether to use automatic s
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Some thought needs to be put toward
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Note: A common source of confusion
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File synchronization File synchroni
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9.7.1 Log and traces ► Check the
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9.7.3 Backing up and restoring the
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9.8 Planning checklist for system m
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10.1 Messaging overview: What is me
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10.3.1 Messaging provider standards
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► WebSphere Application Server V5
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If the bus member is a cluster of a
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10.4.2 Choosing a messaging topolog
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With some additional configuration,
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Figure 10-6 illustrates how a servi
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WebSphere MQ server provides the fo
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Other roles that affect permissions
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There is a trade-off between reliab
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11.1 Introduction to Web services W
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11.2.1 What was in Feature Pack for
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► Do you need to promote your bus
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Before we look at the architecture
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Message exchange patterns Some tran
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Workflow-oriented A workflow messag
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Service Consumer Figure 11-8 Compos
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11.5.1 Supported standards WebSpher
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In this type of situation, companie
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Note: Dynamic Caching is only inclu
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12.1 What is new in V7.0 This secti
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Security policy A security policy i
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These components consist of the fol
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The authentication mechanism in Web
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There are some benefits in using Ke
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Lightweight Directory Access Protoc
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12.2.2 Authorization Trust associat
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Fine-grained administrative securit
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that is involved in an Internet tra
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Users Fred Sally Mike Figure 12-4 U
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Note: Be aware that some configurat
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WebSphere Application Server provid
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Scenario 3: Using a z/OS security p
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Resources For a good overall refere
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13.1 Available feature packs The cu
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The included extensions to Ajax are
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Another good source of information
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Figure 13-2 Key SCA concepts ► Pr
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► SCA Web Services Binding V1.0 T
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14.1 WebSphere Application Server s
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14.1.3 Cell component—daemon WebS
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While WebSphere Application Server
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Cell Deployment Manager Control reg
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14.1.6 Workload management for WebS
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Request Platinum customer Request G
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Availability The concept of a separ
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Note: While the 31-bit mode can sti
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► MEMLIMIT setting in the JCL or
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14.4.3 HFS structure The HFS struct
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Cell01 Core Group Node01 Deployment
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14.5.4 XCF—alternative protocol o
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Member notification To notify the o
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14.6 z/OS Fast Response Cache Accel
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Perform the following steps to conf
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Note: By default the FRCA cache is
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14.6.4 Resource Access Control Faci
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The results of this can be as follo
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Note: If the request exceeds the sp
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garbage collection. The garbage col
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14.8.3 Function Modification Identi
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Note: For detailed information abou
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The set of tools is available for W
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14.9 System programmer consideratio
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Intelligent runtime provisioning Th
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Shared class cache This section con
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Because this is a JVM technique tha
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The REUSASID parameter is automatic
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14.10.1 Planning considerations Tab
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Various tools are available to ease
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15.1 Infrastructure migration consi
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15.1.1 Scripting migration Since We
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15.1.6 Mixed cell support To ease t
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Automated migration with mixed vers
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15.4 Messaging migration considerat
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15.7 WebSphere Application Server f
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MMT is intended for use by a system
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5. When you have successfully enter
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Example 15-1 Migration management c
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Tip: The BBOWMG3x job is long runni
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For more information about how to c
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Topology review Client Network (10.
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Advantages Disadvantages Sample top
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► In order to show the new securi
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Installing HTTP Servers (servers B
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Creating Job manager (server E) The
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d. On the Integrated Solutions Cons
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After clicking OK, we got the answe
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One WebSphere Application Server no
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Figure A-10 Additional parameters F
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Figure A-14 Job finished Summary We
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Online resources ► WebSphere Appl
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WebSphere Application Server V7.0:
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