Blog Insights

http://sourceware.org/cluster/conga/ Conga provides a client/server architecture for cluster management with the ricci and luci services. Luci acts as the configuration interface and sends instructions the the ricci client on each server. Ricci takes instructions from luci and updates cluster.conf as necessary. yum groupinstall "Clustering" yum groupinstall "Cluster Storage" Once installed luci must be initalized on...

I just started here at Source Allies (loving it here so far, btw!) and inherited an aging code base to resurrect. It was originally deployed on Tomcat 5 and one of the issues I encountered upgrading to Tomcat 6 was strict quote escaping. The code base has lots of JSPs with...

Keeping with SAI's proclivity toward open source software, I present to you Vyatta. Vyatta is a small company with the goal of taking down Cisco by offering an open source router that can run on standard x86 hardware. With the prevalence of virtualization, one could realistically open a branch office using just...

Every individual has experienced the kind of day in which they struggle to be motivated. Think back to when you last experienced a day like this. Did you have a hard time getting up out of bed? Take a little longer to get to work? Go out of your normal...

This is a follow-up blog to Matt's earlier post on Open Source Enterprise Search We all love Google don't we? Right from searching the web or the company intranet to searching internal source code, we just “google” everything. Now, won't it be more fun to do by yourself what Google does...

Solr is a standalone enterprise search server with a web-services like API. You put documents in it (called "indexing") via XML over HTTP. You query it via HTTP GET and receive XML results. Some of the main features of Solr are: Solr Uses the Lucene Search Library and Extends it! More...

Nutch is a framework for building web-scale crawlers and search applications. It is free and Open Source and uses Lucene for the search and index component. Nutch is built on top of Lucene adding functionality to efficiently crawl the web or intranet. Now the most obvious question is “Why Nutch...

This is the last and final part on my SpringOne 2009 experience. This post summarizes the sessions I attended from day 4 and wraps up with a summary of my take aways. The presentation started with a 5 minute youtube video preview which I thought was pretty innovative. The first half was...

Some of the questions this session set out to attempt to answer were Several definitions of Architecture were quoted from prior literature. Such as architecture being the the shared understanding of the system being built. Shared understanding between a group of people who need to communicate about it -- developers and...

Running a day late on my posts. Here's day two (yesterday) David walked through the creation of a Grails web application to track a JUG's meeting schedule. I liked his presentation style or maybe because the room wasn't very crowded things just registered better. Picked up a few tips such as...