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Apache Thrift VS REST

Adaltas recently attended the Open Source Summit Europe 2017 in Prague. I had the opportunity to follow a presentation made by Randy Abernethy and Jens Geyer of RM-X, a cloud native consulting company, about the use of Apache Thrift in the building of high performance microservices. The focus was that Thrift is very fast and [...]

By | 2017-11-23T10:29:49+00:00 October 28th, 2017|Categories: Open Source Summit Europe 2017|0 Comments

Kubernetes Storage Primitives for Stateful Workloads

This article is based on the presentation “Introduction to Kubernetes Storage Primitives for Stateful Workloads” from the OSS Convention Prague 2017 by the {Code} team. […]

From Dockerfile to Ansible Containers

Presentation by Tomas Tomecek from Red Hat’s containerization team. This talk was an introduction to the Dockerfile format and to Ansible container’s tool and then a comparison of both. […]

By | 2017-11-23T11:21:04+00:00 October 25th, 2017|Categories: Open Source Summit Europe 2017|Tags: , , |0 Comments

Multi-Repo, Multi-Node Gating at Massive Scale

This is a recap and personal review of Monty Taylor’s presentation of OpenStack’s Continuous Integration tool “Zuul” at the OpenSource Summit 2017 in Prague (not to mix with Netflix’ Zuul project). […]

By | 2017-11-23T11:21:51+00:00 October 24th, 2017|Categories: Open Source Summit Europe 2017|Tags: , , |1 Comment

Kubernetes 1.8

The 1.8 release of Kubernetes brings a lot of new things. With 2500+ pull request, 2000+ commits, 400+ commiters, Kubernetes added 39 new features in this version. This is the richest release in terms of features, for comparison the 1.7 version contained only 28 features. For this release the Kubernetes team focused on three main [...]

By | 2017-11-23T11:22:25+00:00 October 24th, 2017|Categories: Open Source Summit Europe 2017|Tags: , |0 Comments

Yahoo’s Vespa Engine

Vespa is Yahoo’s fully autonomous and self-sufficient big data processing and serving engine. It aims at serving results of queries on huge amounts of data in real time. An example of this would be serving search results or recommendations to a user. Yahoo – or Oath – recently made Vespa open source on GitHub. At [...]

By | 2017-11-23T11:23:21+00:00 October 16th, 2017|Categories: Tech Radar|Tags: , |0 Comments

Exposing Kafka on two different networks

A Big Data setup usually requires you to have multiple networking interface, let’s see how to set up Kafka on more than one of them. Kafka is a open-source stream processing software platform system wich functions like a publish/subscribe distributed messaging. It is designed for high throughput with built-in partitioning, replication, and fault tolerance. [...]

By | 2018-03-20T10:50:39+00:00 July 22nd, 2017|Categories: Blog|Tags: , |0 Comments

Change Ambari’s topbar color

We recently had a client that has multiple environments (Production, Integration, Testing, ...) running on HDP and managed using one Ambari instance per cluster. One of the questions that came up was the folloging: We need a way to distinguish our environment when on Ambari and the cluster name is visually not enough, how can [...]

By | 2017-07-24T21:37:13+00:00 July 9th, 2017|Categories: Hack|Tags: , |0 Comments