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Hippo CMS in the Cloud, a step-by-step tutorial

Hippo CMS is a Java open source web content management system that enables a true, open and context-aware content strategy. It is targeted at medium to large organisations managing content for multi-channel distribution like, web sites and intranets. As...

0 replies - 1236 views - 02/02/12 by Judah Johns in Articles

GlassFish Clustering within Jelastic

GlassFish is an open-source application server that can run any Java EE application, providing enterprise level reliability and performance with full clustering and has wide functionality range. Up until now, GlassFish could be used as a separate server...

1 replies - 3010 views - 01/16/12 by Judah Johns in Articles

GlassFish Clustering in Jelastic

GlassFish is an open-source application server that can run any Java EE application, providing enterprise level reliability and performance with full clustering and has wide functionality range. Up until now, GlassFish could be used as a separate server...

0 replies - 777 views - 01/16/12 by Judah Johns in Announcements

Brute forcing a bin packing problem

Even a basic planning problem, such as bin packing, can be notoriously hard to solve and scale. One might consider the brute force algorithm. Let's take a look at how that algorithm works out on the cloud balance example of Drools Planner: Given a set of...

0 replies - 1985 views - 09/25/11 by Geoffrey De Smet in Articles

Introducing the Infinispan Data Grid Platform

This two-part series aims to introduce the reader to Infinispan, a new open source, LGPL licensed data grid platform.  The first part will focus on an overview of the scope and capabilities of Infinispan, along with usage examples and a brief tour of the...

4 replies - 18686 views - 11/23/09 by Manik Surtani in Articles

The Importance of Distributed Caching

Over the past year we've seen more and more articles here on JavaLobby about distributed caching. Terracotta, in particular, have been at the forefront of many exciting announcements in this domain. I was lucky enough to have the chance to talk to Alex...

0 replies - 6632 views - 11/16/09 by James Sugrue in Articles

Application Clustering For Scalability and High Availability

Application clustering is a sub-topic of “Parallel Computing”. Today many types of software support parallel computing in some form. Why do we need parallel, clustered applications? For 2 reasons; scalability and high availability. Does every application...

3 replies - 6858 views - 10/13/09 by Ibrahim Levent in News

dynaTrace's Continuous APM System Improves Performance, Scalability

dynaTrace, a provider of performance management and monitoring software, today unveiled the latest release of its third-generation continuous APM system.  The latest release extends the company's PurePath technology, providing transaction-level visibility...

1 replies - 6028 views - 09/29/09 by Justin Sargent in News

Terracotta acquires Ehcache

Terracotta today announced the purchase of privately-held Ehcache, a Java caching solution that ships as a component within many other Java products including Hibernate ORM, Spring Framework, Alfresco CMS and Liferay portal.  Terracotta clusters JVMs...

0 replies - 6017 views - 08/18/09 by Justin Sargent in News

How Hadoop Map/Reduce works

In my previous post, I talk about the methodology of transforming a sequential algorithm into parallel. After that, we can implement the parallel algorithm, one of the popular framework we can use is the Apache Opensource Hadoop Map/Reduce...

4 replies - 21291 views - 12/16/08 by Ricky Ho in Articles

Free Open Source Test Workshop: Selenium, soapUI, TestMaker

Free workshop to be held in Los Angeles/Anaheim, San Francisco, Chicago, NY, and London. Software developers, QA testers, and IT managers are challenged to rapidly build and test Ajax, Service Oriented Architecture (SOA,) and Rich Internet Applications (RIA)...

0 replies - 4111 views - 09/24/08 by Frank Cohen in Announcements

Scale-out Appserver GigaSpaces XAP 6.6 released

GigaSpaces XAP 6.6 has been released. XAP, the eXtreme Application Platform, is an application server designed from the ground up to scale out, with applications in caching, distributed processing, messaging, and remote invocations. This release integrates...

0 replies - 5340 views - 09/22/08 by Joseph Ottinger in Announcements

Caching, Parallelism and Scalability

When your boss asks you to rewrite your application to be more performant and handle greater throughput, what do you do? Once upon a time, when Moore’s Law held steady, all you had to do was to go drink a soy latte, play some Doom, twiddle your thumbs for...

1 replies - 27151 views - 09/18/08 by Manik Surtani in Articles

Apache PIG: Processing Language for Map/Reduce

In my previous article, I introduced the Map/Reduce model as a powerful model for parallelism. However, although Map/Reduce is simple, powerful, and provides a good opportunity to parallelize algorithm, it is based on a rigid procedural structure that...

7 replies - 11042 views - 05/28/08 by Ricky Ho in News

Design for Scalability

Building scalable system is becoming a hotter and hotter topic. Mainly because more and more people are using computer these days, both the transaction volume and their performance expectation has grown tremendously. General Principles 

7 replies - 8713 views - 05/27/08 by Ricky Ho in News