Press Room: 2003

Keynote Systems Announces PerformanceTune; Outside-the-Firewall Traffic Simulation Combined with Back-End Monitoring

New Service Maximizes E-Business Infrastructure Investment and Helps Achieve Peak Performance

NEW YORK CITY, Global Internet Performance Conference — October 27, 2003 — Keynote Systems (Nasdaq “KEYN”), the worldwide leader in Web performance measurement and management services, announced today Keynote PerformanceTune, an outsourced tuning service that combines Keynote’s load testing infrastructure with detailed back-end monitoring to isolate and repair performance bottlenecks. Utilizing Keynote’s award-winning LoadPro load testing service, PerformanceTune takes performance tuning to the next level by correlating end-user traffic with backend problem identification, giving e-businesses the answers they need to fix performance bottlenecks quickly and achieve peak performance.

Keynote PerformanceTune is the ideal solution for an enterprise preparing for a major event that will drive high amounts of traffic to their Web site, or when an enterprise wishes to improve overall application performance.

PerformanceTune underscores Keynote’s commitment to bring enterprise customers Total Performance Management (TPM) solutions through a growing portfolio of cost-effective Web performance measurement and management services. The overarching goal of TPM is to enable the enterprise to efficiently link IT resources to e-business goals.

“With PerformanceTune customers can now fully leverage Keynote’s leading outside-the-firewall load testing service with best-of-breed backend monitoring capabilities to quickly pinpoint and fix the tricky Web performance bottlenecks of today’s complex e-business infrastructure,” said Carol Carpenter, director of product management for Keynote. “We give you the answers you need to fix performance bottlenecks and at a very cost-effective price.”

How Keynote PerformanceTune Works

Keynote PerformanceTune experts help pinpoint which parts of the e-business infrastructure require tuning in order to eliminate application slowdowns and crashes. The unique engagement-based service helps enterprises allocate its constrained IT dollars wisely and where they are truly needed. PerformanceTune is a completely turnkey, consultative engagement that enables an enterprise to validate its existing infrastructure, make critical adjustments and optimize application performance.

Keynote’s Tuning Process Works as Follows:

• Keynote experts review business objectives and audit existing infrastructure.
• Keynote develops a tuning plan that meets a customer’s specific needs.
• Keynote performs multiple tuning runs with end-to-end component monitoring for quick bottleneck identification.
• Keynote makes specific recommendations to optimize system performance.
• Keynote provides easy-to-read, detailed documentation, including all findings and recommended action items for improving performance in the future.

Availability and Pricing

Keynote PerformanceTune is available immediately. Pricing is customized for each engagement to best meet the unique tuning needs of the customer and ensure optimized e-business performance.

About Total Performance Management

In today’s tight economy, Keynote’s services provide enterprise customers with Total Performance Management (TPM) solutions that increase return on investment, save money and efficiently link IT resources to e-business goals. TPM is a holistic approach to Web performance management that includes a broad portfolio of cost-effective measurement, monitoring, load testing, content quality testing and usability testing services. Keynote’s overarching goal is to empower customers to deliver an optimal quality of experience to end users and to gain competitive advantage, while helping them reduce unnecessary capital expenditures and leverage existing enterprise management software.

About Keynote

Founded in 1995, Keynote Systems (Nasdaq “KEYN”), The Internet Performance Authority®, is the worldwide leader in Web performance measurement and management services that improve the quality of e-business. Keynote’s services enable corporate enterprises to monitor, benchmark, test, diagnose and optimize their e-business systems both inside and outside the firewall. Approximately 2,200 corporate IT departments and 15,400 individual subscribers rely on the company's easy-to-use and cost-effective services to increase revenues and reduce downtime costs, without requiring additional complex and costly software implementations.

Keynote Systems, Inc. is headquartered in San Mateo, California and can be reached at www.keynote.com or by phone in the U.S. at 650-403-2400.

Keynote, The Internet Performance Authority and Perspective are registered trademarks of Keynote Systems, Inc. Other trademarks are the property of their respective owners. © 2003 Keynote Systems, Inc.

Public Relations Contact:

Della Lowe, Keynote Systems, Inc., (650) 403-3233, dlowe@keynote.com