Pivotal Engineering Journal

When writing a Java Spring web application that uses an OAuth2 single sign-on (SSO) service for authentication, testing can be difficult, especially if the SSO service is provided by a third...

My co-worker Belinda Liu turned to me and said, “I don’t like these tests at all; they’re hard to follow, and I’m not sure what they’re testing.” I looked at the tests that I had spent much of...

0. Abstract HAProxy is an optional load balancer included in the canonical open source Cloud Foundry deployment. Its intended use is on IaaSes (Infrastructures as a Service) that do not offer...

Scaling the Loggregator API So you’ve used this article to correctly scale Dopplers in your Loggregator system. Even so, you notice that you’re still experiencing log loss. It could be that your...

Why care about Dopplers You might be wondering what a Doppler is (and why you care about it). Doppler VMs are a core component of log and metrics transport; one that you probably won’t care about...

Measuring Geode’s Performance Apache Geode™ is an in-memory data grid that provides real-time, consistent access to data-intensive applications throughout widely distributed cloud architectures....

Who are we? We are the Greenplum for Kubernetes team. We’re working on a Kubernetes operator to run Greenplum, and connected components of Greenplum like PXF and GPText. We started with...

Who are we? We are the Greenplum for Kubernetes team. We’re working on a Kubernetes operator to run Greenplum, and connected components of Greenplum like PXF and GPText. We started with...

Pivotal Greenplum Database® is an advanced, fully featured, open source data warehouse. Greenplum provides powerful and rapid analytics on petabyte scale data volumes. PXF is a query federation...

In this article, we introduce the PXF feature that utilizes S3 Select for faster access to data on AWS S3. As an introduction to basic concepts, we first provide a brief introduction to the...

Objective This blog aims to demonstrate some simple, but essential workflows that use the PXF CLI to administer an installation of PXF on a Greenplum cluster. Prerequisites This post assumes that...

Pivotal Application Service for Windows introduced the -s windows stack name in PASW 2.4, reducing the operator and developer need to concern themselves with specific Windows Server versions. From...

Abstract “How much faster will my VM’s disks be if I upgrade my ZFS-based (Z File System) NAS to 10 GbE?” The disks will be faster, in some cases, much faster. Our experience is that sequential...

If you’ve ever wondered what type of applications are the best candidates to run on Kubernetes, distributed applications that scale out, such as Greenplum, are certainly at the top of the list, as...

The Spring framework has grown and changed at a massive pace over the last years. It has evolved from XML configured beans to annotation based beans, from synchronous to a non-blocking and...

Overview In a previous post I explained how you could create several components to build a Netflix stack for local development. Now, I want to explain how Pivotal Cloud Foundry makes this much...

Overview A couple of recent projects I have been on have started our engagement with the Netflix stack described here, and because I wanted to have a way to quickly prototype, I set up this demo. ...