Performance

  • submit to reddit

How many threads do I need?

TL;DR: It depends on your application. But for those who wish to have some insight about how to squeeze out most from all those expensive cores you have...

0 replies - 3208 views - 01/17/13 by Nikita Salnikov... in Articles

HTTP Load testing with JMeter

In previous post I wrote that for high availability load balancing with HAProxy and CARP on FreeBSD I used JMeter as a testing tool. In this post I will...

5 replies - 7151 views - 01/16/13 by Alen Komljen in Articles

Functional Testing For Node.js Using Mocha and Zombie.js

In Agile development, developers write tests before the implementing a feature. Unit tests should already be in your ADN, so let's talk about functional...

0 replies - 5251 views - 01/16/13 by Francois Zaninotto in Articles

Java Memory Model and Optimisation

Many developers of multi-threaded code are familiar with the idea that different threads can have a different view of a value they are holding, this not...

0 replies - 3617 views - 01/16/13 by Peter Lawrey in Articles

@Cacheable overhead in Spring

Spring 3.1 introduced great caching abstraction layer. Finally we can abandon all home-grown aspects, decorators and code polluting our business logic...

5 replies - 5291 views - 01/15/13 by Tomasz Nurkiewicz in Articles

Why Open Source Governance Matters: Vert.x Case Study

Open source governance is an important issue that is sometimes overlooked or misunderstood by new open source projects. This week there has been a...

0 replies - 3109 views - 01/14/13 by Ian Skerrett in Articles

JSCAPE MFT Server JMX Tutorial

 In this video we will be discussing the JMX feature of JSCAPE MFT Server. I will also show you how to set up a Java profiling application to use...

0 replies - 1555 views - 01/14/13 by Allen Coin in Articles

Decomposing applications for scalability and deployability

  In this talk we describe the limitations of a monolithic architecture. You will learn how to use the scale cube to decompose your application into...

0 replies - 3093 views - 01/13/13 by Allen Coin in Articles

Alas, Solution Sans Singleton Ensued

  Wow, I thought that post about singletons was going to bring out the Vampire Hunters to try to stake me. Like the time I said 2 or 3 years ago that...

0 replies - 1861 views - 01/12/13 by Rob Williams in Articles

New Video About Japplis Website Optimizer

A few years ago, I developed a Java software to compress websites (HTML, JavaScript and CSS): Japplis Website Optimizer. 2 month ago, I updated it with...

0 replies - 2546 views - 01/11/13 by Anthony Goubard in Articles

Unexpected Problems with Apache and mod_rewrite Under High Load

In one of the projects that we are currently working on we have a fairly typical setup with one server (Apache with mod_rewrite) proxying traffic to...

0 replies - 3638 views - 01/11/13 by Adam Warski in Articles

Debugging with VisualVM and JMX

 This is a high-level overview of how Instant Technologies is using VisualVM and JMX to help optimize a Java applications.

0 replies - 5690 views - 01/10/13 by Allen Coin in Articles

No Takesies-Backsies: VMware Lays Claim to Vert.x

In an announcement yesterday on the Vert.x Google Group, project leader Tim Fox announced his bizarre experience with his former employer VMware's legal team:...

8 replies - 4838 views - 01/09/13 by Allen Coin in Articles

Choosing Technology To Include In Software Design

How many of us have been forced to select one technology over another when designing a new system? What factors do we and should we consider? How can we ensure...

6 replies - 1478 views - 01/09/13 by Todd Merritt in Articles

Dart: An Algorithm to Unindent Code

Have you ever had to write an algorithm to unindent a block of code consistently? Figuring out the maximum amount of whitespace among all the lines and then...

0 replies - 2295 views - 01/07/13 by Shannon Behrens in Articles