7 websphere portal, 8 websphere commerce – Intel AS/400 RISC Server User Manual

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6.7 WebSphere Portal

The IBM WebSphere Portal suite of products enables companies to build a portal website serving the
individual needs of their employees, business partners and customers. Users can sign on to the portal and
view personalized web pages that provide access to the information, people and applications they need.
This personalized, single point of access to resources reduces information overload, accelerates
productivity and increases website usage. As WebSphere Portal supports access through mobile devices,
as well as the desktop browser, critical information is always available. Visit the WebSphere Portal
InfoCenter for more information:

http://www.ibm.com/developerworks/websphere/zones/portal/proddoc.html

Use the IBM Systems Workload Estimator (Estimator) to predict the capacity characteristics for
WebSphere Portal (using the WebSphere Portal workload category). For custom applications, the
Workload Estimator will ask you questions about your portal pages served, such as the number of portlets
per page and the complexity of each portlet. It will also ask you to specify a transaction rate (visits per
hour) for a peak time of day. In addition to custom applications, the Estimator supports Portal Document
Manager (PDM) and Web Content Management (WCM) for some releases of WebSphere Portal. Because
of potential performance differences between WebSphere Portal releases, the projections for one release
cannot be applied to other releases.

y

WebSphere Portal Enable 5.1 - Custom applications only.

y

WebSphere Portal 6.0 - Custom applications and PDM.

y

WebSphere Portal Express 6.0 - Custom applications, PDM, and WCM.

The Estimator is available at:

http://www.ibm.com/systems/support/tools/estimator.

Extensive

descriptions and help text for the Portal workloads are available in the Estimator. Please work with your
marketing representative when using the Estimator to size Portal workloads (see also chapter 22).

6.8 WebSphere Commerce

Use the IBM Systems Workload Estimator to predict the capacity characteristics for WebSphere
Commerce performance (using the Web Commerce workload category). The Workload Estimator will
ask you to specify a transaction rate (visits per hour) for a peak time of day. It will further attempt to
characterize your workload by considering the complexity of shopping visits (browse/order ratio, number
of transactions per user visit, database size, etc.). Recently, the Estimator has also been enhanced to
include WebSphere Commerce Pro Entry Edition. The Web Commerce workload also incorporates
WebSphere Commerce Payments to process payment transactions. You’ll find the tool at:

http://www.ibm.com/eserver/iseries/support/estimator.

A workload description along with good help text

is available on this site. Work with your marketing representative to utilize this tool (see also chapter 23).

To help you tune your WebSphere Commerce website for better performance on the System i platform,
there is a performance tuning guide available at:

http://www-1.ibm.com/support/docview.wss?uid=swg21198883.

This guide provides tips and techniques,

as well as recommended settings or adjustments, for several key areas of WebSphere and DB2 that are
important to ensuring that your website performs at a satisfactory level.

IBM i 6.1 Performance Capabilities Reference - January/April/October 2008

©

Copyright IBM Corp. 2008

Chapter 6 - Web Server and WebSphere

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