Sat.Jun 05, 2021 - Fri.Jun 11, 2021

How Netflix uses eBPF flow logs at scale for network insight

The Netflix TechBlog

By Alok Tiagi , Hariharan Ananthakrishnan , Ivan Porto Carrero and Keerti Lakshminarayan Netflix has developed a network observability sidecar called Flow Exporter that uses eBPF tracepoints to capture TCP flows at near real time.

Client-Side Perf Testing Using Lighthouse CI With Puppeteer


Whenever we need to do performance testing, mostly it is the APIs that come to mind. Testing the performance of an application by putting load on APIs or on servers and checking out various metrics or parameters falls under server-side performance testing.


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Linux Kernel vs. Memory Fragmentation (Part I)

High Scalability

This post introduces common methods to prevent Linux memory fragmentation, the principle of memory compaction, how to view the fragmentation index, etc. Linux Performance

New Feature for BYOC – Pausing and Resuming Clusters


At ScaleGrid we always strive to make our service as user friendly and value adding as possible. Some of our users have been wanting to save on their database machine costs during periods when the databases are not in use, such as on weekends or at night.

It’s Officially Startup Season in Space

All Things Distributed

We launched our AWS Space Accelerator to catalyze space innovation and support some of the most innovative startups that are helping shape the future of aerospace. Meet the 10 startups to take part in the first cohort of the AWS Space Accelerator

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Performance Engineering Management: A Quick Guide


In every project performance testing, assessment, and resolution become the key phase before going to production. In this article, there will be a sneak preview of key concepts, lifecycle steps, tips, and further guidance.

What is web application security? Everything you need to know.


Dynatrace news. If you ask most people how to secure a web application, you will immediately hear: “Use a web application firewall.” But there is much more to it than that. In this blog, I’ll first cover the basics, explaining what web application security is and why it’s important.

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Supercharging Application Delivery

All Things Distributed

The goal of AWS Proton is simple: customers should be able to adopt, customize and evolve best practices and technologies for delivering their modern applications to the cloud, and not worry about how they roll this out – potentially to thousands of developers – across their organization

Fundamentals of table expressions, Part 9 – Views, compared with derived tables and CTEs

SQL Performance

This is the 9th part in a series about named table expressions. In Part 1 I provided the background to named table expressions, which include derived tables, common table expressions (CTEs), views and inline table valued functions (iTVFs). In Part 2 , Part 3 and Part 4 I focused on derived tables.

Automatically detect potential frontend attacks that cause Content Security Policy (CSP) violations


Dynatrace news. Malicious attacks like cross-site scripting can make your website unresponsive or steal data and personally identifiable information of your users. Content Security Policy (CSP) is a browser feature that adds an extra layer of security against such threats to your web applications.

Sponsored Post: Pinecone, Kinsta, Bridgecrew, IP2Location, StackHawk,, Educative, Stream, Fauna, Triplebyte

High Scalability

Who's Hiring? DevOps Engineer : At Kinsta , we set out to create the best managed hosting platform in the world. If you are an experienced DevOps Engineer who is constantly looking for ways to innovate and improve, we might just be the place for you! As Kinsta’s DevOps Engineer, you will be instrumental in making sure that our infrastructure is always on the bleeding edge of technology, remaining stable and high-performing at all times.

Micro Frontend Architecture: The Newest Approach To Building Scalable Frontend


The micro-frontend architecture has slowly but gradually gained popularity and has now become one of the most sought-after frontend development strategies.

What is the best way for automated mobile browser testing on real devices?


Mobiles have become a part and parcel of our lives. Smartphone penetration has seen an increase for the past decade with some countries such as the UK leading the race with as high as 82%. In a world with a 7.5 billion population, 4.3

OneAgent release notes version 1.217


Dynatrace news. Rollout starts June 8, 2021. With this release, the oldest supported OneAgent versions are: Dynatrace ONE. Dynatrace ONE Premium. 1.199. 1.193. Added support for Oracle Hotspot JVM 16 for Linux, Alpine Linux 64-bit (ARM64 (AArch64)).

Three Front-End Auditing Tools I Discovered Recently

Smashing Magazine

Three Front-End Auditing Tools I Discovered Recently. Three Front-End Auditing Tools I Discovered Recently. Stefan Judis. 2021-06-10T11:15:00+00:00. 2021-06-10T12:51:06+00:00. Is every resource properly minified and compressed? Are all the caching headers set correctly?

Article: Using the Plan-Do-Check-Act Framework to Produce Performant and Highly Available Systems

InfoQ Articles

The PDCA (plan-do-check-act) framework can be used to outline the performance, availability, and monitoring to enable teams to ensure performant and highly available applications.

How to reduce the risk of missing bugs before deploying on production?


It’s very common to have a handful of issues when deploying a software change to production because you are replacing a working version of your software or application with the one having the desired changes.

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Using SLOs to become the optimization athlete with Dynatrace


Dynatrace news. This post was co-authored by Jean-Louis Lormeau, Digital Performance Architect at Dynatrace. .

Scaling of Uber’s API gateway

Uber Engineering

As a recap from the last article , Uber’s API Gateway provides an interface and acts as a single point of access for all of our back-end services to expose features and data to Mobile and 3rd party partners.

It’s never too late to add unit tests to legacy code

TechBeacon Testing

Most developers believe in the value of unit tests, even if they don't always like writing them. Most of them are okay with writing unit tests while doing new development work or practicing test-driven development (TDD), but it's easy to be disciplined with greenfield development.

From AVIF to WebP: A New Smashing Book By Addy Osmani

Smashing Magazine

From AVIF to WebP: A New Smashing Book By Addy Osmani. From AVIF to WebP: A New Smashing Book By Addy Osmani. Vitaly Friedman. 2021-06-08T12:00:00+00:00. 2021-06-08T14:53:55+00:00. Images have been a key part of the web for decades.

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The White House Executive Order on Cybersecurity: How Dynatrace observability delivers on three essential directives


Dynatrace news. With the recent release of the White House “Executive Order on Improving the Nation’s Cybersecurity,” the Biden administration has issued a forceful response to incidents such as the Colonial Pipeline and the SolarWinds attacks.

New Support ticketing platform will transform the way you communicate and get assistance with Dynatrace


Dynatrace news. In a recent blog post, we announced the continuing transformation of customer experience and our investments into new systems that make it easier for you to contact a Dynatrace expert when you need assistance working with Dynatrace.