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In this blog post, I’ll examine when looking at raw MySQL query logs can be more useful than working with tools that only have summary data. In my previous blog post, I wrote about analyzing …

“Quis custodiet ipsos custodes?” — Juvenal

Benchmarks & Tips for Big Data, Hadoop, AWS, Google Cloud, PostgreSQL, Spark, Python & More...

You can always spot the hot jobs in technology: they're the ones that didn't exist 10 years ago. While Site Reliability Engineers (SREs) did definitely exist a decade ago, they were mostly inside Google and a handful of other Valley innovators. Today, however…

It seems like only yesterday we had the “left-pad” fiasco where Azer Koçulu ended up pulling his packages after a name dispute.

From the beginning of the container revolution two things have become clear: First, the decoupling of the layers in the technology stack are producing a clean, principled layering of concepts with clear contracts, ownership and responsibility. Second, the…

You probably already know it’s not easily possible to loop through a variable of type slice/list within templates, in fact, there are no…

Get things done quickly, don’t over-engineer

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Flattening a single very hot vertical Redis node into a horizontal Redis Cluster at Stripe.

Zipkin is a distributed tracing system implemented in Java and with OpenTracing compatible API. It’s responsible for span ingestion and storage by providing a number of collectors (HTTP, Kafka, Scribe) as well as storage engines (in-memory, MySQL, Cassandra…

MySQL is the last major SQL database that has evolved beyond SQL-92 by introducing window functions (OVER) and common table expressions (WITH [RECURSIVE])

Many java developers use the Spring framework to create web-services in the blink of an eye. But maintaining it running in production ….

This article aims to get to the truth about the challenges and advantages of microservices, in terms of testing, monitoring, management, and scalability.

One thing that differentiates microservices architecture from more traditional, monolithic development styles is the number of choices that have to be made. Which frameworks (if any) are you going to…

I’ve been experimenting with running a Kubernetes node set up by kubeadm in a Vagrant machine on my Mac. It’s set up so I can access the…

The Quickest Way to Make your Static S3 Website Dynamic