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Multihoming on Hadoop

Multihoming on Hadoop

Categories: Infrastructure | Tags: HDFS, Kerberos, Network, Hadoop

Multihoming, which means having multiple networks attached to one node, is one of the main components to manage the heterogeneous network usage of an Apache Hadoop cluster. This article is an…

By Joris RUMMENS

Mar 5, 2019

Scaling massive, real-time data pipelines with Go

Scaling massive, real-time data pipelines with Go

Categories: Open Source Summit Europe 2017, Learning | Tags: Algorithm, Data structures, Go, Network, Pipeline, Protocols

Last week at the Open Source Summit in Prague, Jean de Klerk held a talk called Scaling massive, real-time data pipelines with Go. This article goes over the main points of the talk, detailing the…

By Arthur BUSSER

Nov 21, 2017

Kubernetes 1.8

Kubernetes 1.8

Categories: Containers Orchestration, Open Source Summit Europe 2017 | Tags: containerd, Kubernetes, CRD, Network, OCI, RBAC, Release and features

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…

By Younes YASSINE

Oct 24, 2017

Exposing Kafka on two different networks

Exposing Kafka on two different networks

Categories: Infrastructure | Tags: Kafka, Cloudera, Cyber Security, Network, VLAN, CDH

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…

By César BEREZOWSKI

Jul 22, 2017

Network Namespace without Docker

Network Namespace without Docker

Categories: Hack | Tags: DNS, Docker, Linux, Namespaces, Network, VLAN

Let’s imagine the following use case: I am connected to several networks (wlan0, eth0, usb0). I want to choose which network I’m gonna use when I launch apps. My app doesn’t allow me to choose a…

By Pierre SAUVAGE

Jul 6, 2016

Oracle to Apache Hive with the Oracle SQL Connector

Oracle to Apache Hive with the Oracle SQL Connector

Categories: Business Intelligence | Tags: HDFS, Hive, Network, Oracle

In a previous article published last week, I introduced the choices available to connect Oracle and Hadoop. In a follow up article, I covered the Oracle SQL Connector, its installation and integration…

By David WORMS

May 27, 2013

Hadoop development cluster of virtual machines with static IP using VirtualBox

Hadoop development cluster of virtual machines with static IP using VirtualBox

Categories: Infrastructure | Tags: Ambari, Cloudera, Hortonworks, Network, Red Hat, VirtualBox, VM, VMware

A few days ago, I explained how to set up a cluster of virtual machine with static IPsand Internet access suitable to host your Hadoop cluster locally for development. At the time I made use of VMWare…

By David WORMS

Mar 14, 2013

Virtual machines with static IP for your Hadoop development cluster

Virtual machines with static IP for your Hadoop development cluster

Categories: Infrastructure | Tags: Ambari, Cloudera, Hortonworks, Network, Red Hat, VirtualBox, VM, VMware

While I am about to install and test Ambari, this article is the occasion to illustrate how I set up my development environment with multiple virtual machines. Ambari, the deployment and monitoring…

By David WORMS

Feb 27, 2013

OS module on steroids with the SIGAR Node binding

OS module on steroids with the SIGAR Node binding

Categories: Node.js | Tags: C++, CPU, File system, Metrics, Monitoring, Network

Today we are announcing the first release of the Node binding to the SIGAR library. Visit the project website or the source code repository on GitHub. SIGAR is a cross platform interface for gathering…

By David WORMS

Jan 11, 2012

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