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Using heat maps to obtain actionable application-user insights

Based on studies from Google, Bing, Walmart, Amazon and others, we know that Users change their behavior because of the slightest degradation in performance. Amazon claims they see a 1% conversion drop per 100ms speed. But what about other ... More >

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DB2 Single-row FETCH still wasting big money on Mainframe

Why are we still giving away thousands of dollars to IBM? Is it because we are too lazy to rewrite our code to leverage Multi-row FETCH and Multi-row INSERT vs using Single-row FETCH? Let me show you why it is so important to leverage these ... More >

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Using Bind Variables to Improve Oracle Database Performance

While there are several ways to Improve Oracle Database Performance, Inefficient Database Access Patterns are among the top reasons why applications suffer from bad performance. Besides executing too many SQL Queries (N+1 Query Problem) or ... More >

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Wire Data: A 20-year history & a bright future

While the term “wire data” may be relatively new, the concept isn’t; probes and capture agents have been collecting and examining network traffic almost from the beginning of network time. The term has been used casually by many network ... More >

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Neat code doesn’t always mean improved web app performance

Let's face it, neat code doesn’t always mean improved web app performance. During my career I have worked with many developers who take pride in what they write but, unfortunately, focus too much on theory and forget about ... More >

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Choose an APM Tool for the Solution – not for the Problem!

Just last week a senior Hybris consultant shared the story of a customer engagement on which he was working. This customer had problems, serious problems! We are talking about response times far beyond the most liberal acceptable standard! ... More >

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Analyzing JMeter Application Performance Results

JMeter is a very popular open source load testing tool with great flexibility thanks to its Java-based extension points. What it lacks is the ability to analyze the results in combination with metrics from your application and your ... More >

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Dynatrace Recorder Simplifies Synthetic Test Recording

The ability to record tests has always been possible with Dynatrace Synthetic, using a separate recording tool available from the portal. Now it’s even easier, with the new Dynatrace Recorder (in beta at this time). Building your tests are ... More >