Ambari

Hadoop cluster takeover with Apache Ambari

We recently migrated a large production Hadoop cluster from a “manual” automated install to Apache Ambari, we called this the Ambari Takeover. This is a risky process and we will detail why this operation was required and how we did it. […]

By |2018-11-20T13:54:41+00:00November 15th, 2018|Categories: Adaltas Summit 2018, Big Data|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 |2019-08-03T23:44:40+00:00July 9th, 2017|Categories: Hack|Tags: , , |1 Comment

HDP cluster supervision

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 infrastructures is the capacity to continuously monitor the cluster's health and report issues as fast as possible. This is where supervision comes in. There [...]

By |2019-08-05T21:05:58+00:00July 5th, 2017|Categories: Big Data, DevOps, Infrastructure|Tags: , , , , , |2 Comments