Aggregate, backup elasticsearch fs snapshots across a widely distributed cluster

One of the Elasticsearch clusters I’ve worked on is spanned across multiple data-centers around the world and stores some very large indexes. Sometimes, but not often we have the need to get a backup of one of these indexes off of the cluster for restoration onto another cluster, but due to the sheer size of these […]

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Clustering Liferay globally across data centers (GSLB) with JGroups and RELAY2

Recently I’ve have been looking into options to solve the problem of GSLB’ing (global server load balancing) a Liferay Portal instance. This article is a work in progress… and a long one. Jan Eerdekens states it correctly in his article, “Configuring a Liferay cluster is part experience and part black magic” …. however doing it […]

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Thoughts on Endeca

I attended the Endeca Application Developer training course last month and walked away with a ton of information on this product. Frankly, its quite a bit to absorb in one week. I’ve done a fair amount of work with Lucene in the past and frankly you really cannot compare these two technologies directly. In the […]

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