Sat.Dec 19, 2020 - Fri.Dec 25, 2020

Evolving Container Security With Linux User Namespaces

The Netflix TechBlog

By Fabio Kung , Sargun Dhillon , Andrew Spyker , Kyle , Rob Gulewich, Nabil Schear , Andrew Leung , Daniel Muino, and Manas Alekar As previously discussed on the Netflix Tech Blog, Titus is the Netflix container orchestration system.

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5 myths about observability


Dynatrace news. IT, DevOps, and SRE teams seeking to know the health of their apps and services have always faced obstacles that can drain productivity, stifle collaboration, ratchet up the time to resolution, and limit the effectiveness of their collaboration with other parts of the business.

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Stuff The Internet Says On Scalability For December 19th, 2020

High Scalability

Hey, it's HighScalability time once again! Do you like this sort of Stuff? Without your support on Patreon this Stuff won't happen. Know someone who could benefit from becoming one with the cloud? I wrote Explain the Cloud Like I'm 10 just for them. On Amazon it has 212 mostly 5 star reviews.

React Server Components

Addy Osmani

React Server Components aim to enable modern UX with a server-driven mental model. In this post I will share some notes I took while catching up on the latest RFC and talk around this work

Optimizing data warehouse storage

The Netflix TechBlog

By Anupom Syam Background At Netflix, our current data warehouse contains hundreds of Petabytes of data stored in AWS S3 , and each day we ingest and create additional Petabytes.

What is distributed tracing and why does it matter?


Dynatrace news. Distributed tracing is a method of observing requests as they propagate through distributed cloud environments. Distributed tracing follows an interaction by tagging it with a unique identifier, which stays with it as it interacts with microservices, containers, and infrastructure.

The Read Aloud Cloud: An Interview With Forrest Brazeal On His New Book

High Scalability

It's Christmas time and you've been wracking your brain trying to find the perfect gift that will teach your loved ones about the cloud in a simple and entertaining way. What to do?

More Trending

Responsible, Conditional Loading

CSS - Tricks

Over on the Polypane blog (there’s no byline but presumably it’s Kilian Valkhof ( it is )), there is a great article, Creating websites with prefers-reduced-data , about the prefers-reduced-data media query.

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Automate configuration changes by leveraging the extended Real User Monitoring APIs


Dynatrace news. If there’s one thing we’ve learned over the last few years, it’s that there’s an ever-growing need for automation in setting up and configuring your environments at scale.

Sponsored Post: Toptal, IP2Location, Ipdata, StackHawk,, Educative, Triplebyte, Stream, Fauna

High Scalability

Who's Hiring? Looking to rapidly hire Top Software Developers ? Get Started with Toptal. Toptal will match you with top-quality, pre-screened freelance software developers that meet your project requirements. All in under 48 hours. Get started right away with a no risk trial. has hours of system design content. They also do live system design discussions every week. They break down interview prep into fundamental building blocks. Try out their platform.

Optimizing dbt and Google’s BigQuery


Setting up a data warehouse is the first step towards fully utilizing big data analysis. Still, it is one of many that need to be taken before you can generate value from the data you gather. An important step in that chain of the process is data modeling and transformation. This is where data is extracted, transformed, and loaded (ETL) or extracted, loaded, and transformed (ELT). For this article, we’ll use the term ETL synonymously. ETL as a process is not always as straightforward as it seems.

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AWS Lambda vs EC2: Comparison of AWS Compute Resources[Updated]


Compare two of the widely used compute resources in software development: AWS Lambda vs EC2. Understand and analyze infrastructure management, performance and cost comparison. Get to know the evolution of AWS computing resources from EC2 to AWS Lambda.

Simplify observability for all your custom metrics (Part 2: OneAgent metric API)


Dynatrace news.

How To Optimize Progressive Web Apps: Going Beyond The Basics

Smashing Magazine

How To Optimize Progressive Web Apps: Going Beyond The Basics. How To Optimize Progressive Web Apps: Going Beyond The Basics. Gert Svaiko. 2020-12-23T10:00:00+00:00. 2020-12-23T12:33:42+00:00. Progressive web applications (PWA) are still gathering popularity in 2020.

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Troubleshooting a Crash Triggered by Clang Compiler Optimization


If someone told you that the following C++ function would cause the program to crash, what would you think it is that caused the problem? xxxxxxxxxx. std::string b2s ( bool b ) {. return b ? true" : "false" ; 3. }. tutorial performance c++ cpp debug troubleshoot nebula graph gcc clang

Team Responsibility Ownership Patterns. Part 1: A Business Architecture Model

Strategic Tech

Team Topologies has significantly advanced the discussion on organisation design for technology companies. The next step is to determine what Team Topology boundaries align to…what should Stream-aligned (and other) teams own?

What is distributed tracing and why does it matter?


Dynatrace news. Distributed tracing is a method of observing requests as they propagate through distributed cloud environments. Distributed tracing follows an interaction by tagging it with a unique identifier, which stays with it as it interacts with microservices, containers, and infrastructure.

Continuous Performance Analysis with Lighthouse CI and GitHub Actions

CSS - Tricks

Lighthouse is a free and open-source tool for assessing your website’s performance, accessibility, progressive web app metrics, SEO, and more. The easiest way to use it is through the Chrome DevTools panel. Once you open the DevTools, you will see a “Lighthouse” tab.

Why We Switched from bcc-tools to libbpf-tools for Linux BPF Performance Analysis


Distributed clusters might encounter performance problems or unpredictable failures, especially when they are running in the cloud. Of all the kinds of failures, kernel failures may be the most difficult to analyze and simulate. A practical solution is Berkeley Packet Filter (BPF), a highly flexible, efficient virtual machine that runs in the Linux kernel. It allows bytecode to be safely executed in various hooks, which exist in a variety of Linux kernel subsystems.

Introducing the MachMetrics Affiliate Program


We at MachMetrics are so lucky to have such an incredible user base that we’ve never had to buy advertising. We gain customers solely from word-of-mouth. From you, our amazing users! For this reason, we decided it was time we give back.

A Generalized workload generator for storage IO


With help from the Nutanix X-Ray team I have created an IO “benchmark” which simulates a “General Server Virtualization” workload.

HammerDB v4.0 Signed Installer for Windows


There is now a signed installer available for HammerDB v4.0 for Windows from the HammerDB releases. The installation steps from HammerDB-4.0-Win-x64-Signed-Setup.exe Win-x64-Signed-Setup.exe is identical to HammerDB-4.0-Win-x64-Setup.exe Win-x64-Setup.exe

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Top 5 Must-Have Features of Regression Testing Automation Tools


As the world moves forward, it wants to progress, more efficiency, more speed, and the same is the case with the software development industry. Every software development organization wants to save time, effort, and money at every step possible.

Flutter vs Native Technology: Choosing the Right Mobile App Development Technology


iOS and Android are prominent mobile application platforms that leverage their native technologies for development purposes. Swift for iOS with Xcode or Java, Kotlin with Android Studio is some of the notable examples.

How to Test Responsive Web Design Cross-Browser Compatibility


Responsive Web Design (RWD) is a term that was defined by Ethan Marcotte in 2010 according to which, design and development of web pages should be responsive to different screen size, platform, and orientation.

5 ways Testsigma makes your regression testing easier


Regression testing is one of the most critical aspects of quality assurance. It helps developers to check for issues that are introduced by new additions to their codebase or due to a bug fix. The aim is to check all those pieces of code that could be impacted due to these changes.

Insprint Test Automation – Round up


Whenever a new methodology or a new system is introduced, with it – certain terms and guidelines are introduced too. These terms and guidelines are meant to be followed to ensure maximum output.