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APDEX

Apdex Is Not Just For Application Performance

Apdex is a way to study measurements of any experience that can be interpreted on a scale ranging from excellent to unacceptable. It can be used to rate everything from application response time, to food quality, surgical outcomes, time to … Read More

Configurable Zone Alignment in Apdex-G

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Webinar: Choosing Application Performance Management (APM) Tools

Date: Wed June 30, 2010
Time: 12:00 noon EDT (1 hour)
Speaker: Peter Sevcik, NetForecast

Now available: Recording and Slides

With over 30 application performance management (APM) tool vendors offering scores of products, buyers face hundreds of confusing choices. Compounding … Read More

Service Level Management with Apdex: Webinar Archive

The May 12, 2010 Apdex webinar material is available. Service Level Management (SLM) is the art and science of keeping application services running properly once in production. In this live webinar Peter Sevcik, Executive Director of the Apdex Alliance, described … Read More

Putting Apdex in Context

The Apdex method can play a useful role in any SLM process. But it is not the whole solution. Apdex is certainly a very useful tool when you have collected measurements and need a simple way to show how well … Read More

SLM With Apdex: Webinar Announcement

Webinar Date: Wednesday, May 12, 2010
Webinar Time: 12:00 noon EDT (1 hour)
Now available: Recording and slides

Overview

Speaker: Peter Sevcik, Executive Director Apdex Alliance

Service level management (SLM) is the art and science of keeping application services … Read More

Don’t Expect Miracles from your Database Administrator

My previous post focused on the contribution of the Database Administrator (DBA) to application performance. Even so, application performance depends upon many factors, some of which are beyond the control of even the most dedicated DBA. So if you were … Read More

Be Nice to a DataBase Administrator Today

The annual Computer History Museum Fellow Awards program publicly recognizes individuals of outstanding merit who have significantly contributed to advances in computing technology or applications, and to the evolution of the information age. Fellows may have worked in such diverse … Read More

Monitor Standard Application Scenarios

In recent years, much has been written about the value of use cases and scenarios for capturing functional requirements; by comparison, their usefulness for performance management has received scant attention .  An application scenario defined for performance management purposes:

  • Involves
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Newton’s First Law of Performance Monitoring

If Sir Isaac Newton were stating the laws of computer systems performance, his first law would surely have been: The graph of performance continues in a straight line unless the force of some external event causes it to change.

Not … Read More