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Tag Archives: Performance

Level up your Monitoring with Application Performance Management

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Getting started with APM Application Performance Management, or APM, is the monitoring and management of the availability and performance of software applications. Different people can interpret this definition differently so this article attempts to qualify what APM is, what it includes, and why it is important to your business. If you are going to take control of the performance of ...

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Top 5 Java Performance Metrics to Capture in Enterprise Applications

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Interested to see how you can capture these Java Performance Metrics with AppDynamics? Start a FREE trial now! The last couple articles presented an introduction to Application Performance Management (APM) and identified the challenges in effectively implementing an APM strategy. This article builds on these topics by reviewing five of the top performance metrics to capture to assess the health ...

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Five easy steps to improve your database performance

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January 30, 2015: Based on reader feedback, section 4 “Do you have enough database connections?” has been revised. Database access is a core feature of most applications. Based on our experience, it seems that for at least 80% of all applications we see, simple database performance tuning can speed up applications significantly. Fortunately, there isn’t a lot of rocket science ...

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How to detect and diagnose slow code in production

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One of the more difficult tasks that a developer faces is finding and diagnosing slow running code in production. Firstly how do you monitor your production code without slowing it down? Certainly you can’t run production code through a profiler.  Even if you have a mechanism for timing your code, how then do you diagnose the issue? This is especially ...

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Top 10 Easy Performance Optimisations in Java

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There has been a lot of hype about the buzzword “web scale“, and people are going through lengths of reorganising their application architecture to get their systems to “scale”. But what is scaling, and how can we make sure that we can scale? Different aspects of scaling The hype mentioned above is mostly about scaling load, i.e. to make sure ...

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Top 10 Most Common Java Performance Problems

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Java performance is an issue of interest for all Java application developers, since making an application fast is as important as making it functional. Steven Haines uses his personal experience on Java performance issues to conclude that most of them have common root causes. So, as a performance analyst, Haines sorts the basic performance issues to three basic categories: Database ...

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JMH: How to setup and run a JMH benchmark

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Health Warning! This post describes how to setup and run a simple JMH benchmark.  Micro benchmarks are notoriously difficult to get right and even when you do get them right (by using tools such as JMH) they can still be misleading. Just because your code runs in a certain way in an extremely isolated artificial situation does not mean it will run ...

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