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Leslie Lamport on Distributed Systems and Precise Thinking

by Sergio De Simone on  Oct 16, 2014

Leslie Lamport is the author of some of the most cited computer science papers and won a Turing Award in 2013 for his seminal work in distributed and concurrent systems. This is a summary of an interview that Lamport gave to Software Engineering Radio touching themes such as his early work in distributed systems and the importance of precise thinking in programming.

Big Data Analytics: Using Hunk with Hadoop and Elastic MapReduce

by Jonathan Allen on  Oct 07, 2014

Hunk is a relatively new product from Splunk for exploring and visualizing Hadoop and other NoSQL data stores. New in this release is support for Amazon’s Elastic MapReduce.

Apache Drill Included in MapR Latest Distribution Release

by Alex Giamas on  Sep 30, 2014

MapR recently announced including Apache Drill in its latest release of MapR distribution. Apache Drill is the open source version of Google’s Dremel. Dremel is the infrastructure on which BigQuery is based upon. Drill is offering a low latency SQL-on-Hadoop interface. While this puts it in the same space as several other technologies around Hadoop, Drill has some unique characteristics setting it

Microservices vs Shared Libraries

by Jan Stenberg on  Sep 28, 2014 4

Robert C. Martin's advice is to start with shared libraries and a plugin architecture and only when that becomes insufficient consider microservices. Giorgio Sironi argues against this, emphasising how different interactions between microservices are compared to interactions between objects and warns for the cost of retrofitting microservices over an existing code base.

Hortonworks Announces Stinger.next Roadmap to Deliver Hadoop Scale SQL with Apache Hive

by Adam Berry on  Sep 25, 2014

Following on from the Stinger initiative delivered in Apache Hive 0.13, Hortonworks has laid out the Stinger.next roadmap to provide fully ACID transactions, a sub-second query engine, and more complete SQL 2011 analytics support, all driving towards the goal of “enhancing the speed, scale and breadth of SQL support” in Hive.

Data Encryption in Apache Hadoop with Project Rhino - Q&A with Steven Ross

by Abhishek Sharma on  Aug 14, 2014

Cloudera recently released an update over Project Rhino and data at-rest encryption in Apache Hadoop. Project Rhino is an effort of Cloudera, Intel and Hadoop community to bring a comprehensive security framework for data protection. InfoQ recently talked to Steven Ross from Cloudera team to learn more about the project.

Experiences from Failing with Microservices

by Jan Stenberg on  Aug 11, 2014 4

Different views within the team on the benefits and drawbacks comparing a microservice architecture with a more traditional monolithic architecture was one of the major reasons we failed, Richard Clayton writes sharing his experiences and reasons for failing when implementing and maintaining a microservice architecture.

Protocol Design and Implementation with Martin Thompson

by Harry Brumleve on  Jul 27, 2014

Martin Thompson answers a few questions about the opportunity for developers and architects to introduce custom protocols to their system's interaction points.

Hypermedia is like Dancing

by Jan Stenberg on  Jul 27, 2014

To take full advantage of the benefits of hypermedia driven systems, the client must allow the server to take the lead and drive the state of the client, Darrel Miller writes comparing with a couple who can dance, one leads and the other just follows, there is no a choreographed sequence of steps defined beforehand.

Lessons Learned Building Distributed Systems at Bitly

by Sergio De Simone on  Jul 23, 2014

At the Bacon Conference last May, bitly Lead Application Developer Sean O'Connor explained the most relevant lessons bitly developers learned while building a distributed system that handles 6 billions clicks per month.

Cloudbreak, New Hadoop as a Service API, Enters Open Beta

by Sergio De Simone on  Jul 22, 2014

Cloudbreak, a new open-source and cloud-agnostic Hadoop as a Service API, is now open for beta access to application developers and enterprises. SequenceIQ, Cloudbreak's maker, claims that its freely available product will make it easier to manage and monitor on-demand Hadoop clusters while also abstracting their provisioning.

.NET Actor Model Implementations Differ in Approach

by Jan Stenberg on  Jul 21, 2014 5

Last week Vaughn Vernon published Dotsero, a .NET actor model toolkit that follows the Akka API and earlier this year a preview of the Orleans framework based on the Actor model was released by Microsoft Research. In a recent twitter discussion Vaughn and Sergey Bykov, lead of the Orleans project at Microsoft Research, discussed the different approaches taken in Orleans and Dotsero.

Cloudera Acquires Big Data Encryption Startup Gazzang

by Jérôme Serrano on  Jul 15, 2014

Hadoop distributor Cloudera pursued its strategy of securing the Hadoop ecosystem by acquiring last month the big data encryption and key management startup Gazzang. The deal will strengthen Cloudera's security offering and lead to the creation of a center of excellence for Hadoop security that will initially be fueled by Gazzang’s engineering team.

Hortonworks Acquires XA Secure to Strengthen Security in Enterprise Hadoop

by Abhishek Sharma on  Jun 23, 2014

Hortonworks recently acquired the data security company XA Secure to help the organization in providing comprehensive security to Hortonworks Data Platform (HDP). Security features would be available across all Hadoop workloads from batch, interactive SQL and real–time.

Alternatives to Eventual Consistency

by Harry Brumleve on  Jun 18, 2014

Causal Consistency models offer an alternative Eventual Consistency for distributed systems; both models should be weighed against your system's requirements and risk tolerance.

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