Roaring Elephant

Latest Episodes:

Episode 80 – Big Data Tracking Mar 27, 2018

Show notes

Last June, Wolfie Christl published a 93 page report Corporate Surveillance in Everyday Life using big data tracking. Apart from the massive pdf that can be downloaded on the net, an extensive summary can be found on the Cracked Labs website. In this episode we go over the content and give our views on the subject. Please use the Contact Form on this blog or our twitter feed to send us your questions, or to suggest future episode topics you would like us to cover.

Episode 79 – Roaring News Mar 20, 2018

Show notes

Another Big Data news episode! This time we consider the Big or small nodes conundrum based on an article that after close scrutiny doesn't really seem to test the real issue. Other things that get covered are Linkedin's Dynanometer, Cloudera's full production architecture advise for a recommendation service and a really interesting visualization technique based on blobs. Please use the Contact Form on this blog or our twitter feed to send us your questions, or to suggest future episode topics you would like us to cover.

Episode 78 – Apache Trafodion transactional SQL for Hadoop (Part 2) Mar 13, 2018

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This episode, a group of people from Esgyn join us to talk about the Apache Trafodion transactional SQL for Hadoop database engine. In this second part Rohit, Ken and Rao talk about the internal workings and best practices of Apache Trafodion. Please use the Contact Form on this blog or our twitter feed to send us your questions, or to suggest future episode topics you would like us to cover.

Episode 77 – Roaring News Mar 06, 2018

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Another Roaring News wpisode where we cover recent Big Data News items we found interesting. This time we talk about Open Source turning 20 years old, the annoyances that come with Smart Homes and a big data device in Germany. Additionally, we talk about some introductory guides to AI. Please use the Contact Form on this blog or our twitter feed to send us your questions, or to suggest future episode topics you would like us to cover.

Episode 76 – Apache Trafodion transactional SQL for Hadoop (Part 1) Feb 27, 2018

Show notes

This episode, a group of people from Esgyn join us to talk about the Apache Trafodion transactional SQL for Hadoop database engine. In this first part Rohit, Ken and Rao talk about the history and goals behind the Apache Trafodion. Please use the Contact Form on this blog or our twitter feed to send us your questions, or to suggest future episode topics you would like us to cover.

Episode 75 – Roaring News Feb 20, 2018

Show notes

In this Big Data News episode, we discuss the 5 year aniversary of Hadoop Weekly, now Data Engineering Weekly, the Strava "data leak" and Twitter Wars, may the data be with you! Please use the Contact Form on this blog or our twitter feed to send us your questions, or to suggest future episode topics you would like us to cover.

Episode 74 – Hadoop sizing part 3: Compute sizing Feb 13, 2018

Show notes

As promised, in this final part of our Hadoop Sizing series, we round off the subject with sizing your compute and network resources. Undoubtedly we'll be revisiting this subject in the future, but the three parts of this series should give ample information on the subject for now. Hadoop Data Node Density Tradeoff on HCC: https://community.hortonworks.com/content/kbentry/48878/hadoop-data-node-density-tradeoff.html Please use the Contact Form on this blog or our twitter feed to send us your questions, or to suggest future episode topics you would like us to cover.

Episode 73 – Roaring News Feb 06, 2018

Show notes

In this edition of the Roaring News series, we talk about delivering business value and how to build an analytics team. For the Machine learning aficionados, we cover the top ML algorithms and we round off with an article on sizing a Apache Flink cluster, which fits nicely with the previous and next episode! Please use the Contact Form on this blog or our twitter feed to send us your questions, or to suggest future episode topics you would like us to c

Episode 72 – Hadoop sizing part 2: Storage sizing Jan 30, 2018

Show notes

In this continuation of our Hadoop Sizing series we started last September, we move on from sizing your cluster to sizing the individual server chassis or virtual machines in your cluster. We did not finish the entire story just yet, concentrating mainly on the storage component. The final part 3 where we round off the subject with sizing your compute and network resources is planned to be published in the next topic episode. Hadoop Data Node Density Tradeoffpost on HCC: https://community.hortonworks.com/content/kbentry/48878/hadoop-data-node-density-tradeoff.html Please use the Contact Form on this blog or our twitter feed to send us your questions, or to suggest future episode topics you would like us to cover.

Episode 71 – Roaring News Jan 23, 2018

Show notes

This time Dave has prepared some articles for us to discuss. First we talk about something new on our radar: Apache Trafodion which is a transactional SQL on Hadoop. Next we spend some time on Artificial ignorance and we round off with some IoT predictions by IBM Please use the Contact Form on this blog or our twitter feed to send us your questions, or to suggest future episode topics you would like us to cover.

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