Blog, last published articles

Lando: Deep Learning used to summarize conversations

Lando is an application to summarize conversations using Speech To Text to translate the written record of a meeting into text and Deep Learning technics to summarize contents. It allows users to quickly understand the context of the conversation. During the cource of our internship at Adaltas, we worked on a new project called Lando to [...]

Clusters and workloads migration from Hadoop 2 to Hadoop 3

Hadoop 2 to Hadoop 3 migration is a hot subject. How to upgrade your clusters, which features present in the new release may solve current problems and bring new opportunities, how are your current processes impacted, which migration strategy is the most appropriate to your organization? […]

By |2018-08-17T09:36:26+00:00July 25th, 2018|Categories: Big Data|Tags: , , , |0 Comments

Deep learning on YARN: running Tensorflow and friends on Hadoop cluster

With the arrival of Hadoop 3, YARN offer more flexibility in resource management. It is now possible to perform Deep Learning analysis on GPUs with specific development environments, leveraging available resources. This article is a based on the presentation of Wandga Tan, Apache Hadoop PMC menber, at the DataWorks Summit 2018. It mostly focus on [...]

By |2018-07-24T19:43:12+00:00July 24th, 2018|Categories: Data Science, DataWorks Summit 2018|Tags: , , , |0 Comments

Curing the Kafka blindness with the UI manager

Today it’s really difficult for developers, operators and managers to visualize and monitor what happens in a Kafka cluster. This articles covers a new graphical interface to oversee Kafka. It was given  by George Vetticaden, VP Management product at Hortonworks, during the DataWorks Summit at the San Jose Conference Center June 2018. […]

By |2018-06-21T13:06:52+00:00June 20th, 2018|Categories: Big Data, DataWorks Summit 2018|Tags: , , , |0 Comments

A CoreOS development cluster with Vagrant and VirtualBox

Following CoreOS’s instructions on how to set up a development environment in VirtualBox did not work out well for me. Here are the steps I followed to get Container Linux up and running with Vagrant. […]

By |2018-06-21T10:49:35+00:00June 20th, 2018|Categories: Container, DevOps|Tags: , , , |0 Comments

Data Lake ingestion best practices

Creating a Data Lake requires rigor and experience. Here are some good practices around data ingestion both for batch and stream architectures that we recommend and implement with our customers. […]

By |2018-06-18T09:29:50+00:00June 18th, 2018|Categories: Data Engineering, DevOps|Tags: , , , , , , , |0 Comments

DataWorks Summit 2018: A few days speaking Hadoop

The Adaltas crew went to the DataWorks Summit 2018 held in Berlin on the 18th and 19th of April 2018. On this occasion, we compiled a series of articles about the conferences that have marked us most. […]

By |2018-06-05T22:36:32+00:00June 5th, 2018|Categories: DataWorks Summit 2018|Tags: , |0 Comments

Accelerating query processing with materialized views in Apache Hive

Jesus Camacho Rodriguez from Hortonworks held a talk “Accelerating query processing with materialized views in Apache Hive” about the new materialized view feature coming in Apache Hive 3.0. This article covers the main principle of this feature, gives some examples and the improvements that are in the roadmap. […]

By |2018-06-06T16:14:47+00:00May 31st, 2018|Categories: Data Engineering, DataWorks Summit 2018|0 Comments