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Apache HBase: RegionServers co-location

Apache HBase: RegionServers co-location

Categories: Big Data, Adaltas Summit 2021, Infrastructure | Tags: Ambari, Database, Infrastructure, Tuning, Hadoop, HBase, Big Data, HDP, Storage

RegionServers are the processes that manage the storage and retrieval of data in Apache HBase, the non-relational column-oriented database in Apache Hadoop. It is through their daemons that any CRUDā€¦

Pierre BERLAND

By Pierre BERLAND

Feb 22, 2022

Apache Knox made easy!

Apache Knox made easy!

Categories: Big Data, Cyber Security, Adaltas Summit 2018 | Tags: Kerberos, LDAP, Active Directory, Knox, Ranger, REST

Apache Knox is the secure entry point of a Hadoop cluster, but can it also be the entry point for my REST applications? Apache Knox overview Apache Knox is an application gateway for interacting in aā€¦

Michael HATOUM

By Michael HATOUM

Feb 4, 2019

Jumbo, the Hadoop cluster bootstrapper

Jumbo, the Hadoop cluster bootstrapper

Categories: Infrastructure | Tags: Ambari, Automation, Ansible, Cluster, Vagrant, HDP, REST

Introducing Jumbo, a Hadoop cluster bootstrapper for developers. Jumbo helps you deploy development environments for Big Data technologies. It takes a few minutes to get a custom virtualized Hadoopā€¦

Gauthier LEONARD

By Gauthier LEONARD

Nov 29, 2018

Hadoop cluster takeover with Apache Ambari

Hadoop cluster takeover with Apache Ambari

Categories: Big Data, DevOps & SRE, Adaltas Summit 2018 | Tags: Ambari, Automation, iptables, Kerberos, Nikita, Systemd, Cluster, HDP, Node, Node.js, REST

We recently migrated a large production Hadoop cluster from a ā€œmanualā€ automated install to Apache Ambari, we called this the Ambari Takeover. This is a risky process and we will detail why thisā€¦

Leo SCHOUKROUN

By Leo SCHOUKROUN

Nov 15, 2018

Curing the Kafka blindness with the UI manager

Curing the Kafka blindness with the UI manager

Categories: Big Data | Tags: Ambari, Hortonworks, HDF, JMX, UI, Kafka, Ranger, HDP

Today itā€™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 wasā€¦

Lucas BAKALIAN

By Lucas BAKALIAN

Jun 20, 2018

Ambari - How to blueprint

Ambari - How to blueprint

Categories: Big Data, DevOps & SRE | Tags: Ambari, Automation, DevOps, Operation, Ranger, REST

As infrastructure engineers at Adaltas, we deploy Hadoop clusters. A lot of them. Letā€™s see how to automate this process with REST requests. While really handy for deploying one or two clusters, theā€¦

Joris RUMMENS

By Joris RUMMENS

Jan 17, 2018

Change Ambari's topbar color

Change Ambari's topbar color

Categories: Big Data, Hack | Tags: Ambari, Front-end

We recently had a client that has multiple environments (Production, Integration, Testing, ā€¦) running on HDP and managed using one Ambari instance per cluster. One of the questions that came up wasā€¦

CĆ©sar BEREZOWSKI

By CĆ©sar BEREZOWSKI

Jul 9, 2017

HDP cluster monitoring

HDP cluster monitoring

Categories: Big Data, DevOps & SRE, Infrastructure | Tags: Alert, Ambari, Metrics, Monitoring, HDP, REST

With the current growth of BigData technologies, more and more companies are building their own clusters in hope to get some value of their data. One main concern while building these infrastructuresā€¦

Joris RUMMENS

By Joris RUMMENS

Jul 5, 2017

Virtual machines with static IP for your Hadoop development cluster

Virtual machines with static IP for your Hadoop development cluster

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

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 monitoringā€¦

David WORMS

By David WORMS

Feb 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, Hortonworks, Red Hat, VirtualBox, VM, VMware, Cloudera, Network

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 VMWareā€¦

David WORMS

By David WORMS

Mar 14, 2013

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