Performance Resources

Advanced MySQL Load Balancing With NGINX Plus

In this article, we explain how to use some of the advanced features in NGINX Plus and the open source NGINX software to load balance MySQL database servers in a Galera cluster. Read on for more info.

March 7, 2016

by Faisal Memon

· 8,111 Views · 5 Likes

12 Great Web Service Testing Tools

In recent years, API use, and reliance on web services has increased. Here's a list of 12 awesome web service testing tools to aid your API and web service journey.

February 24, 2016

by NaveenKumar Namachivayam

CORE

· 300,525 Views · 38 Likes

SAML Single Sign-On With JBoss Wildfly and PicketLink

To enable SAML Single Sign-On in Wildfly, you also need to enable SSL for the inbound connection / call back when the users browser sends their token supplied by the Identity Provider to avoid man in the middle attacks. Read on for more information.

February 23, 2016

by Brett Crawley

· 17,059 Views · 7 Likes

Is it Time for a Chief Performance Officer?

We have all kinds of chief officers. Is now the time for Chief Performance Officers (CPO)? With more onus on performance, maybe so.

February 21, 2016

by Mehdi Daoudi

· 3,038 Views · 4 Likes

Insights From Stackoverflow: Most Voted for Spring 4 Questions

Spring 4 is widely used, but as with any technology, there are loads of questions. Here are the most asked and answered questions on Stackoverflow, like differences in component and controller annotations, and what the Spring framework is actually used for.

February 20, 2016

by Alex Theedom

· 12,305 Views · 15 Likes

Implement Custom JMeter Samplers

Stress testing tools are much more necessary in today's environment of complex architecture. Apache JMeter is one of these awesome tools, offering great load-testing capabilities. Here's an example of implementing custom JMeter samplers!

February 9, 2016

by Emmanouil Gkatziouras

CORE

· 25,655 Views · 5 Likes

SQL Performance Tuning: Query Optimization 101

The following page describes some of the best practices of using SQL queries from a performance perspective. We use Oracle as our primary reference but most of the recommendations are applicable to other RDBMS SQL engines as well.

February 8, 2016

by Bikram Sinha

· 23,101 Views · 9 Likes

JMS Queue Server and Client Example Based On an ActiveMQ Provider

The basics of messaging services for Java apps, along with a client example based on ActiveMQ.

January 16, 2016

by Tomasz J-ski

· 23,199 Views · 3 Likes

How to Monitor Room Temperature With a Raspberry Pi

Start your own weather station with this easy to follow tutorial

January 6, 2016

by Jeremy Morgan

· 21,478 Views · 9 Likes

Installing Windows 8.1 guest on Linux Mint KVM

Running a Windows guest VM on Linux with KVM involves some patience and the right sequence of mounting and unmounting driver ISOs.

January 6, 2016

by Kevin Hooke

· 4,595 Views · 2 Likes

EXPLAIN FORMAT=JSON: Everything About attached_subqueries, optimized_away_subqueries, and materialized_from_subquery

EXPLAIN FORMAT=JSON provides some great details on subqueries optimization. Read on to learn more.

January 3, 2016

by Peter Zaitsev

· 4,731 Views · 2 Likes

Getting Started With the JBoss EAP 7 Quick Starts

Check out how to get up and running with JBoss Enterprise Application Platform 7! This comprehensive video will get your going with JBoss EAP 7.

January 1, 2016

by Markus Eisele

· 4,103 Views · 3 Likes

JBoss EAP 7 and NoSQL Using Java EE and Docker

Developers can write applications to Couchbase using many different languages and multiple SDKs. This post explains how to deploy and access a NoSQL database from JBoss EAP 7.

December 28, 2015

by Arun Gupta

· 10,690 Views · 5 Likes

How to Read a PDF File in Apache JMeter

In this article, I'll show you how to download and read a PDF file in Apache JMeter by simply creating custom requests.

December 12, 2015

by NaveenKumar Namachivayam

CORE

· 11,034 Views · 2 Likes

Event-Driven Data Management for Microservices

Learn about event-driven data management for microservices in the fifth article in our series on microservices app development. We'll explore the problem of distributed data management, event-driven architecture, and atomicity.

December 8, 2015

by Patrick Nommensen

· 31,132 Views · 15 Likes

Setting Thresholds With Quantiles

The idea is to look at the shape of your data and use that to decide where you feel is the right threshold. One of the best ways to do that is to plot the quantiles.

November 29, 2015

by B Jones

· 7,268 Views · 4 Likes

Configuring Tomcat 7 Single Sign-on with SPNEGO (Kerberos & LDAP)

Trying to set up a Single Sign-on Tomcat 7 server? Here's how to do so, complete with a look at what SPNEGO is, authentication vs. authorization, and Single Sign-on basics.

November 20, 2015

by Brett Crawley

· 76,116 Views · 8 Likes