June, 2021

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.

Top Automation Programming Languages of 2021


Introduction. In today’s highly competitive world, software development and automation play a significant role in creating robust software applications for businesses. Additionally, emerging technologies like artificial intelligence and blockchain have given a competitive edge to enterprises.


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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.

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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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

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.

ScaleGrid PostgreSQL on VMware Cloud Infrastructure


ScaleGrid recently partnered up with VMware to create a solution that integrates the powerful features of a PostgreSQL DBaaS on vSphere with advanced added support for vVols, allowing DBAs to automate and focus more on their product as opposed to time-consuming database management tasks, scaling and high availability.

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2 Factor Authentication: The Tester’s Edition


Introduction. 2 Factor Authentication is a subset of the multi factor authentication service that we see mainly in FinTech Apps.

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

Introducing Netflix Timed Text Authoring Lineage

The Netflix TechBlog

A Script Authoring Specification By: Bhanu Srikanth, Andy Swan, Casey Wilms, Patrick Pearson The Art of Dubbing and Subtitling Dubbing and subtitling are inherently creative processes.

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Dynatrace Managed release notes version 1.220


Dynatrace news. New features and enhancements. General. To take advantage of performance improvements, the latest security-vulnerability enhancements, and bug fixes, we’ve upgraded the following cluster node components: Cassandra and Elasticsearch will now use JRE 8u292.

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.

How to Work With Tables in Selenium PHP


Web tables, or "data tables," are a common sight in many web-based applications. These tables are predominantly used for displaying information in a tabular format. Rows and columns are the key identifiers of web tables in Selenium.

Stuff The Internet Says On Scalability For June 25th, 2021

High Scalability

Hey, it's HighScalability time! Only listen if you want a quantum earworm for the rest of the day. Not your style? This is completely different. No, it’s even more different than that. Today in things that nobody stopped me from doing: The AWS Elastic Load Balancer Yodel Rag.

Amazon on AWS: Seamlessly integrating physical and emerging digital technologies.

All Things Distributed

We go behind the scenes to look at how Amazon Robotics uses AWS IoT to manage hundred of thousands of robots

Exploring Data @ Netflix

The Netflix TechBlog

By Gim Mahasintunan on behalf of Data Platform Engineering. Supporting a rapidly growing base of engineers of varied backgrounds using different data stores can be challenging in any organization.

Davis Security Advisor extends Dynatrace Application Security with automatic vulnerability prioritization


Dynatrace news. In recent years, the volume of reported security vulnerabilities in enterprise software has increased exponentially. At the same time, cloud-native technologies and open-source software have introduced a new level of speed and complexity.

React Native vs Swift – A Side-by-Side Comparison for iOS Application Development


React Native vs Swift has been a topic of confusion among many iOS developers. This article will explain exactly what difference React Native & Swift makes when it comes to iOS application development.

Reporting of Apdex Rating in JMeter


Application Performance Index. If, like me, you have some difficulties in making a Pass/Fail call for your performance tests when given the Summary Statistics of the performance test results, then the Apdex metric may come in handy.

Insprint Test Automation – what features should your automation tool have?


Most software development organizations now follow agile scrum methodology. In most cases, they divide their work in sprints – a repeatable fixed time-box during which all tasks for a deliverable are planned and executed.

Introducing AWS Bugbust

All Things Distributed

AWS BugBust is the first global bug-busting challenge for developers to fix bugs in a fun and competitive environment. Using modern tools like CodeGuru, we’re able to transform the way we go about bug bashes, improving developer productivity with ML.

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Data Engineers of Netflix?—?Interview with Dhevi Rajendran

The Netflix TechBlog

Data Engineers of Netflix?—?Interview Interview with Dhevi Rajendran Dhevi Rajendran This post is part of our “Data Engineers of Netflix” interview series, where our very own data engineers talk about their journeys to Data Engineering @ Netflix.

Open Observability – Part 1: Distributed tracing and observability


Dynatrace news. I lead a dedicated Dynatrace engineering team which has contributed to the OpenTelemetry project since its inception. My team holds a seat on the OpenTelemetry governance- and technical committee and maintains the project’s JavaScript agent.

Top Frontend Trends Organizations are Embracing in 2021


New frontend trends do not pop out of the blue in the software world. The trends become popular when either a prominent organization has adopted it, or there have been promising and evidential incentives to embrace the trend.

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.

Front-End Testing is For Everyone

CSS - Tricks

Testing is one of those things that you either get super excited about or kinda close your eyes and walk away. Whichever camp you fall into, I’m here to tell you that front-end testing is for everyone.

Software Testing Errors to look out for (with examples)


The software will never be bug-free. But, it’s important to minimize the number of bugs such that the impact on functionality and user experience of an application is minimized.

Data Engineers of Netflix?—?Interview with Samuel Setegne

The Netflix TechBlog

Data Engineers of Netflix?—?Interview Interview with Samuel Setegne Samuel Setegne This post is part of our “Data Engineers of Netflix” interview series, where our very own data engineers talk about their journeys to Data Engineering @ Netflix.

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.

The State Of Web Workers In 2021

Smashing Magazine Graphics

The State Of Web Workers In 2021. The State Of Web Workers In 2021. Surma. 2021-06-30T12:00:00+00:00. 2021-07-13T02:07:04+00:00. I’m weary of always comparing the web to so-called “native” platforms like Android and iOS.

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An End-to-End Guide to Load Testing


If you have a public-facing web application, the odds are you should probably be thinking about load testing. Any tester can (and should) add load testing to their repertoire.

Jetpack Boost Handles Critical CSS For You

CSS - Tricks

Critical CSS is one of those things I see in my performance reports but always seem to ignore. I know what it means.

30 test automation leaders you should follow on Twitter

TechBeacon Testing

Code quality is extremely important, and one of the most essential ways to ensure a polished software product is test automation. Under the umbrella of software testing, test automation is crucial to ensuring continuous delivery (CD) as well as continuous testing.

USENIX LISA2021 BPF Internals (eBPF)

Brendan Gregg

For USENIX LISA2021 I gave a 40 minute deep dive talk on BPF internals for Linux, focusing on observability tracing tools.

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)).

Sponsored Post: Pinecone, Kinsta, Bridgecrew, IP2Location, StackHawk, InterviewCamp.io, 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.

Software Project Management Plan


Nowadays, many companies, organizations, and individuals are becoming more aware of the importance of technological factors in all aspects of life.