In a nutshell, in any given Hadoop cluster, a single Name Node is responsible for tracking which slave nodes are available, where in the cluster certain data resides, and which nodes have failed.

Oftentimes Hadoop is configured as a “sub-cluster within a cluster” where a collection of nodes is configured to run the various Hadoop services. Hadoop processing is different than the typical HPC ...

LinkedIn last week open sourced DynoYARN, a key piece of technology that allows it to predict how appliacation performance will be impacted as it scales Hadoop to gargantuan proportions, including one ...

In this post, Hadoop experts are going to describe how to develop and configure single node hadoop cluster setup installation to swiftly perform easy operations with Hadoop MapReduce and Hadoop ...

which means that as you add cluster nodes, performance scales up smoothly. In the paper, Performance of a Low Cost Hadoop Cluster for Image Analysis, researchers Basit Qureshia, Yasir Javeda ...

The Tesla K80s (four per node) and some purpose-built GPU servers sit in the same core Hadoop cluster with memory shared via a pool across the Infiniband connection. The Yarn scheduler has a feature, ...

Symantec Enterprise Solution for Hadoop is designed to ensure that analytics applications continue to run as long as there is at least one working node in the cluster, according to the company.

The Web analytics firm comScore knows a thing or two about managing big data. With tens of billions of data points added to its 400-node Hadoop cluster every day, the company is no stranger to ...

The one big change with the Hadoop to machine learning leap was the addition ... The Yahoo team’s internal cluster is “tens of thousands of nodes” strong with a mix of both old and new processors, ...