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Domino: Datascience-as-a-Service

by Michael Hausenblas on  Mar 11, 2014

Domino, a Platform-as-a-Service for data science, enables people to do analytical work using languages such as Python or R in the cloud (EC2).

ThoughtWorks Open Sources Go, a CD Tool

by Abel Avram on  Mar 07, 2014 8

ThoughtWorks has recently open sourced their Continuous Delivery (CD) tool, called Go, having its origins in CruiseControl and providing a pipeline process that covers the entire code development process: continuous integration, testing and deploying.

What Is (Not) DevOps, and How Do We Get There?

by Abel Avram on  Mar 06, 2014 2

In this article we discuss some of the misunderstandings surrounding DevOps and provide an introduction to a process that can bring the cultural shift that DevOps is all about.

Puppet Enterprise 3.2 Brings Fully Supported Modules

by João Miranda on  Mar 05, 2014

Puppet Labs has just released Puppet Enterprise 3.2, the commercially supported Puppet release. This release includes improvements such as fully supported modules, automation of tasks by non-root users and a tech preview of Razor, an application that discovers and provisions new servers.

Big Data Hadoop Solutions, State of Affairs in Q1/2014

by Boris Lublinsky on  Mar 04, 2014 1

According to a new Forrest report, Hadoop’s momentum is unstoppable. Its usage in the enterprise is continuously growing due to its ability to offer companies new ways to store, process, analyze, and share big data. The report takes a look at Hadoop vendors and ranks them.

IBM Launches Contest for Cognitive Mobile Apps using Watson

by Sergio De Simone on  Mar 03, 2014

At the Mobile World Congress, IBM has announced a developer contest for developers to create mobile consumer and business apps powered by IBM Watson cognitive computing platform. The winners of the IBM Watson Mobile Developer Challenge will receive design consulting and support from IBM to gain access to the market.

Discussion on Nagios Fitness for Purpose

by João Miranda on  Feb 28, 2014

At a recent London DevOps meetup, Andy Sykes launched a debate on whether Nagios, a well-known application that offers monitoring and alerting services, should be replaced with a better solution. Laurie Denness, from Etsy, argued in a reply that Nagios and its ecosystem still are a great solution in the monitoring and alerting arena.

Spark Officially Graduates From Apache Incubator

by Alex Giamas on  Feb 28, 2014

Recently, Spark graduated from the Apache incubator. Spark claims up to 100x speed improvements over Apache Hadoop over in-memory datasets and gracefully falling back to 10x speed improvement for on-disk performance. Based on Scala, it can run SQL queries and be used directly in R. It provides Machine Learning, Graph database capabilities and other further discussed in the article.

New Gem Creates Test Boilerplate for Chef Cookbooks

by Cassiano Leal on  Feb 25, 2014

Meez is a new gem that will help get started with test-driven infrastructure for Chef cookbooks. It creates all the boilerplate necessary to assess a cookbook’s quality using tools such as Test Kitchen, Foodcritic, ChefSpec and others, allowing the user to focus on writing actual tests and infrastructure code.

Hazelcast Introduces MapReduce API

by Michael Hausenblas on  Feb 18, 2014 1

Hazelcast, an open source in-memory data grid solution introduces a MapReduce API for its offering.

Mac OS X and BTRFS support in Docker

by Chris Swan on  Feb 17, 2014

As part of the 0.8 release the Docker.io team have announced support for installation on Mac OS X and the use of the BTRFS as an alternative to AUFS.

Elasticsearch 1.0.0 released

by Ralph Winzinger on  Feb 14, 2014

Elasticsearch released version 1.0.0 of its self-titled, open-source analytics tool. Elasticsearch is a distributed search engine which allows for real-time data analysis in big-data environments. The new version comes with various functional enhancements and changes to the API to make Elasticsearch more intuitive and powerful to use.

Running Spark on R with SparkR

by Charles Menguy on  Feb 11, 2014

UC Berkeley’s AMPLab announced a developer preview of their new project SparkR to use Apache Spark natively from R.

DevOps Cafe Podcast on the QCon London 2014 DevOps Track

by João Miranda on  Feb 09, 2014

Last DevOps Cafe Podcast (Episode 47) previewed the QCon London 2014 DevOps track. Manuel Pais and Shane Hastie, the track hosts, explained the rationale behind the track's session selection, the speakers introduced their talks and there was still time to discuss other topics, such as the importance of the scientific method and how agile's definition of "done" must be adapted in a DevOps world.

Interactive SQL in Apache Hadoop with Impala and Hive

by Alex Giamas on  Feb 07, 2014

In the race for interactive SQL in Big Data environments, there are two open source based front-runners, Impala and Hive with the Stinger project. Cloudera recently announced that Impala is up to 69 times faster than Hive 0.12 and can outperform DBMS. Other than raw speed, we take a look at other considerations in choosing a SQL engine for Hadoop and also Tez, an application framework for YARN.

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