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Top Tomcat Performance Problems: Database, Micro-Services and Frameworks

Slow or excessive SQL Queries; wrong configured connection pools; excessive service, REST and remoting calls; overhead through excessive logging or inefficient exception handling; as well as bad coding leading to CPU Hotspots, Memory Leaks, ... More >

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Diagnosing Common Database Performance Hotspots in our Java Code

When I help developers or architects analyze and optimize the performance of their Java application it is not about tweaking individual methods to squeeze out another millisecond or two in execution time. While for certain software it is ... More >

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Valentine’s Day Coverage 2016

Update: February 16th, 2016 5:30pm: Valentine's Day Weekend Wrap Up Some people will say that Valentines Day is for lovers, while that is true for some, Valentines Day is also for specialty retailers and services.  As you saw leading into ... More >

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The Big Game 2016: Live Blog Coverage

UPDATE: February 8th, 2016 5:00pm UPDATE: February 7th, 2016 10:24pm That's the game!  Congratulations to the Denver Broncos.  So the results for the web site performance for advertisers during the game are in as well.  Here is the ... More >

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Digital Performance Innovation: A Note from the Front

Some evolutionary changes are actually revolutions. This is the case for DC RUM’s new Universal Decode. It is not simply a new option for decoding a packet stream, part of a set of new features, but a real innovation! My client, a ... More >

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What 2016 Presidential Candidates Can Learn about Site Performance from Online Retailers

Update: February 29th, 2016 10:00pm, Super Tuesday (eve) Super Tuesday is upon us and all eyes are glued to Election 2016 coverage.  Tomorrow several states hold their primaries and caucuses in what can be a make or break situation for ... More >

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Default Garbage Collection settings for JVMs can cost you!

If you are following this blog you will have come across multiple posts that point out the correlation between Garbage Collection (GC) and Java Performance. Moreover, there are numerous guides on How Garbage Collection Works or Configure ... More >

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Dynatrace in a Microservices World with Ansible, Bamboo & Docker

Although containerizing applications is not a new concept, it was recently rejuvenated by Docker and has taken the IT world by storm. In this post we present a way Docker containers were used in conjunction with Ansible to automate and ... More >