TECHNOLOGY PRÉCIS!

Cloudera announced a maintenance release of Apache Accumulo for CDH 5 to fix the POODLE vulnerability.http://community.cloudera.com/t5/Release-Announcements/...

Posted on : 2015-03-30 04:12:00 +0000

Technical Updates - March 30/2015

This tutorial describes how to build a kerberos-enabled Hadoop cluster inside of a VM (the steps are valuable outside of a VM, too). The author provides a sc...

Posted on : 2015-03-30 04:11:00 +0000

Hadoop Technical Updates / 23-03-2015

Hadoop Technical updates for March 2015

Posted on : 2015-03-22 00:00:00 +0000

Introducing DataFrames in Spark for Large Scale Data Science !

Spark to introduce a new DataFrame API designed to make big data processing even easier for a wider audience.As Spark continues to grow, we want to enable wi...

Posted on : 2015-02-23 05:22:00 +0000

Pivotal open sources its Hadoop and Greenplum !

Pivotal open sources its Hadoop and Greenplum ! Pivotal, the cloud computing and big data company that spun out from EMC and VMware in 2013, is open sou...

Posted on : 2015-02-23 05:17:00 +0000

Open Data Platform Initiative !

Pivotal and Hortonworks are founding members of an initiative called Open Data Platform (ODP) whose mission will be to enable collaboration between vendors a...

Posted on : 2015-02-23 05:15:00 +0000

Hadoop Technical Updates / 22-02-2015

Hadoop Technical updates for Feb 2015

Posted on : 2015-02-23 00:00:00 +0000

Amazon EMR - Hue - LDAP Authentication

Last October, AWS announced the AWS Directory Service, which provides Active Directory in the AWS cloud. Several tools in the Hadoop ecosystem support LDAP a...

Posted on : 2015-02-16 04:24:00 +0000

Hue 3.7.1 on HDP 2.2

This post walks through the steps necessary to install Hue 3.7.1 on HDP 2.2 (version 2.6.1 is bundled with HDP) on Ubuntu 12.04. There are a number of screen...

Posted on : 2015-02-16 04:20:00 +0000

ZeppelinProposal - Open Source Big Data Moves Up the Stack to reporting and visualization !

Apache Zepplin - a collaborative data analytics and visualization tool for distributed, general-purpose data processing systems such as Apache Spark, Apache ...

Posted on : 2015-02-14 17:37:00 +0000

PyData: The Next Generation ?

Slideshare on the rise of Python for data science & some of the big data tools that exist today for Python, and provides some suggestions for improving P...

Posted on : 2015-02-14 17:34:00 +0000

New in CDH 5.3: Transparent Encryption in HDFS

Cloudera has declared HDFS’ transparent encryption as production-ready as part of the CDH 5.3 release. This post discusses the design and features of HDFS en...

Posted on : 2015-02-14 17:34:00 +0000

Another Distributed Data Processing Framework - Apache Flink

Apache Flink, a distributed data processing framework, graduated from the Apache incubator this week. Originally called stratosphere, the project has some si...

Posted on : 2015-02-14 17:32:00 +0000

HDFS now with Tiered Storage

The eBay tech blog has a post on HDFS’ (relatively new) support for tiered storage. The post describes the feature, which allows a cluster to define differen...

Posted on : 2015-02-14 17:31:00 +0000

Apache Slider

Slider is a framework for deployment and management of these long-running data access applications in Hadoop. Slider “slides” existing long-running services ...

Posted on : 2015-02-14 17:28:00 +0000

DataStax Pulls Out A Titan !

DataStax, makers of enterprise software for Cassandra, have acquired Aurelius, who is behind the TitanDB open-sorce project. TitanDB is a graph database, whi...

Posted on : 2015-02-14 17:27:00 +0000

Streaming Implementation of K-Means - Spark 1.2

Spark 1.2 introduced a streaming implementation of k-means with the ability to dynamically detect (and remove) clusters over time. The key to this feature is...

Posted on : 2015-02-14 17:25:00 +0000

Monitoring Solution For Spark

Sematext offers a monitoring solution for Spark as part of their Performance Monitoring (SPM) product. This post by a customer describes how to integrate the...

Posted on : 2015-02-14 17:22:00 +0000

Revolution Analytics Acquired By Microsoft !

Revolution Analytics, makers of the RHadoop packages, announced that they’re being acquired by Microsoft. The announcement recognizes Microsoft’s recent embr...

Posted on : 2015-02-14 17:11:00 +0000

Hadoop Technical Updates / 25-01-2015

Hadoop Technical updates for Jan 2015

Posted on : 2015-01-25 00:00:00 +0000

Hadoop Technical Updates / 29-12-2014

Hadoop Technical updates for Dec 2014

Posted on : 2014-12-29 00:00:00 +0000

Hadoop Technical Updates / 17-11-2014

Hadoop Technical updates for Nov 2014

Posted on : 2014-11-17 00:00:00 +0000

Big Data Trends - Oct 2014

Getting started with a new distributed system typically requires looking through tutorials, docum...