Month: December 2018

Navigating Kubernetes Vulnerabilities with the Autonomous Operator

The first critical vulnerability in the Kubernetes container orchestration platform was disclosed earlier this month.  This vulnerability affects all versions of Kubernetes greater than 1.0.0. It also affects RedHat OpenShift platform versions greater than 3.0.0. In this post we look...

Deep Dive Into Our Test Framework Built For Certifying Couchbase Autonomous Operator On Azure AKS

Our goal on the Couchbase Kubernetes testing team is to rigorously test the Autonomous Operator (AO) and certify the underlying Couchbase Server clusters that the AO manages. We test the AO for proper creation, management, and failure recovery of the...

/ December 11, 2018

JSON to Insights: Nobel Prize Winners dataset.

Nobel prizes are announced over a week in October and the award ceremony is today, December 10th (“It’s already tomorrow in Australia”). There is an interesting story of the how C. V. Raman (of Raman effect) booked his ticket to...

/ December 9, 2018

JSON to Insights: Analyzing US healthcare Data.

“Nothing is certain except for death and taxes.” This isn’t a dataset made with a bed of roses or manicured green grass. A bit more serious. Let’s see if we can quickly learn anything here. The dataset is the following. “name”...

/ December 7, 2018

JSON to Insights: Fast and Easy

Co-author:  Sitaram Vemulapalli, Principal Engineer, Couchbase R&D. “The answer my friend is hiding in JSON” – Bob Dylan There are a lot of public JSON datasets and then is awesome JSON datasets. Every company, including yours, has stored a lot of...

/ December 1, 2018

Understanding Cross Datacenter Replication (XDCR) – Part 1

If you have any familiarity with Couchbase, you definitely know XDCR. If you use Couchbase for any of your applications, you are very likely using XDCR. I wouldn’t be wrong if I said, XDCR is indeed one of our customers’...