The Netflix TechBlog

OCTOBER 18, 2022

Due to its popularity, the number of workflows managed by the system has grown exponentially. The scheduler on-call has to closely monitor the system during non-business hours. As the usage increased, we had to vertically scale the system to keep up and were approaching AWS instance type limits.

Java 202

Java Scalability Traffic Architecture 202

O'Reilly Software

MARCH 1, 2018

Sam Newman provides a succinct definition of microservices in Building Microservices : “Microservices are small, autonomous services that work together.”. Built and released with automated processes. Microservices are an alternative to monolithic systems. Large and centralized systems can present a host of challenges.

Architecture 80

Architecture Scalability Systems Code 80

The Netflix TechBlog

DECEMBER 3, 2022

Thanks to the Netflix internal lineage system (built by Girish Lingappa ) Dataflow migration can then help you identify downstream usage of the table in question. Workflow Definitions Below you can see a typical file structure of a sample workflow package written in SparkSQL. ??? backfill.sch.yaml ??? daily.sch.yaml ???

Best Practices 358

Best Practices Code Testing Data Engineering 358

Smashing Magazine

OCTOBER 15, 2021

Tips And Tricks For Evaluating UX/UI Designers. Tips And Tricks For Evaluating UX/UI Designers. When a company’s digital representation lacks a dedicated UX/UI design team, it can be hard to produce something that stands out from the crowd. That happens when your app/website/system is efficient. Nataliya Sambir.

Design 113

Design Website Efficiency Games 113

The Netflix TechBlog

JUNE 13, 2023

Migrating Critical Traffic At Scale with No Downtime — Part 2 Shyam Gala , Javier Fernandez-Ivern , Anup Rokkam Pratap , Devang Shah Picture yourself enthralled by the latest episode of your beloved Netflix series, delighting in an uninterrupted, high-definition streaming experience. This is where large-scale system migrations come into play.

Traffic 279

Traffic Metrics Systems Strategy 279

The Netflix TechBlog

FEBRUARY 9, 2022

see “data pipeline” Intro The problem of managing scheduled workflows and their assets is as old as the use of cron daemon in early Unix operating systems. The design of a cron job is simple, you take some system command, you pick the schedule to run it on and you are done. Manually constructed continuous delivery system.

Storage 201

Storage Data Engineering Testing Code 201

Smashing Magazine

NOVEMBER 11, 2021

From Good To Great In Dashboard Design: Research, Decluttering And Data Viz. From Good To Great In Dashboard Design: Research, Decluttering And Data Viz. Tossing out suboptimal parts of our design can be a daunting task, especially after you’ve invested hours of work into it. Definition. Design Validation.

Design 94

Design Best Practices Efficiency Testing 94

The Netflix TechBlog

NOVEMBER 24, 2023

Our creative team helps make this happen by designing promotional artwork that best represents each title featured on our platform. What if we could use machine learning and computer vision to support our creative team in this process? Every show on our platform has multiple promotional artwork assets.

Tuning 201

Tuning Design Testing Engineering 201

DZone

NOVEMBER 9, 2021

It’s much better to build your process around quality checks than retrofit these checks into the existent process. NIST did classic research to show that catching bugs at the beginning of the development process could be more than ten times cheaper than if a bug reaches production. There are so many benefits.

Software 245

Software Software Code Energy 245

Dynatrace

JULY 20, 2022

Process restarts (for example, JVM memory leaks) —Trigger a service restart or related actions for applications with underlying bug fixes that have been deprioritized or delayed. Deployment and rollback —Trigger predefined rollback or roll-forward actions when a faulty deployment violates SLOs or decreases your error budget above the target.

DevOps 233

DevOps Cloud Innovation Tuning 233

Strategic Tech

MAY 24, 2019

Over the past few years I have focused much of my learning and work choices around learning about the design of sociotechnical systems?—?how how to design software architectures and organise teams around them. As part of good design, we should consider the effects of changing all of these variables.

Design 45

Design Software Architecture Strategy Technology 45

Dynatrace

OCTOBER 4, 2022

A data lakehouse addresses these limitations and introduces an entirely new architectural design. This architecture offers rich data management and analytics features (taken from the data warehouse model) on top of low-cost cloud storage systems (which are used by data lakes). Ingest and process with Grail. Retain data.

Artificial Intelligence 272

Artificial Intelligence Analytics Storage Architecture 272

Dynatrace

JUNE 6, 2023

According to Thair, some ideas about accountability in the software development process promote removing boundaries to enable collaboration, not ownership. “If As a result, developers can address operational concerns earlier in the software delivery process and streamline efforts. That’s not good design for Ops,” he said.

DevOps 166

DevOps Engineering Innovation Best Practices 166

Dynatrace

APRIL 10, 2023

But “the benefits are definitely worth the effort, provided you do it in a strategic way,” Bollampally said. Further, Tractor Supply’s transition to Kubernetes introduced many new processes—particularly regarding security. “At one point, we saw a process that was causing a lot of CPU contention.

Cloud 176

Cloud Ecommerce Performance Retail 176

Dynatrace

NOVEMBER 14, 2023

These small wins, such as implementing a blameless root cause analysis process, can take many forms and don’t necessarily involve numerical metrics. This is made possible through generative AI’s natural language processing capabilities. For organizations building business-centric SLOs, Aguiar had some recommendations. “If

Best Practices 197

Best Practices Engineering DevOps Software Engineering 197

Dynatrace

JULY 22, 2020

Kubernetes can be a confounding platform for system architects. Microservice design principles force people to think along a spectrum of loose coupling. Introduces the Dynatrace long-term design pattern for full-stack observability, described below. Copies image layer into Docker image during build process.

Government 166

Government Innovation Strategy Speed 166

Percona

DECEMBER 18, 2023

These days, there’s been a lot of talk in the industry about setting up one’s database system on PostgreSQL. Most times, these are Greenfield projects where the bulk of the effort is on its design and architecture. Even differences as simple as data types can present a challenge. MYSQL: OS: Ubuntu 16.04 MySQL version 5.7

Open Source 118

Open Source Database Architecture Design 118

Strategic Tech

JULY 22, 2019

How do we break a large system into smaller, more manageable modular components? In Domain-Driven Design, a large system is decomposed into bounded contexts , which become natural boundaries in code as microservices and as teams in the organisation. 30 minutes) Bounded Context Design Canvas (min.

Design 76

Design Systems Strategy Processing 76

Dynatrace

JUNE 14, 2023

“The historical definition of observability is transforming,” Clayton said. This digital transformation journey requires AI-powered answers and intelligent automation that legacy systems can’t deliver. 2023: The “Year of the Partner” The event started strong with some words from Ken Clayton, SVP, Channels, Dynatrace.

Programming 185

Programming Analytics Innovation Best Practices 185

Smashing Magazine

JUNE 26, 2019

What Web Designers Can Do To Speed Up Mobile Websites. What Web Designers Can Do To Speed Up Mobile Websites. I recently wrote a blog post for a web designer client about page speed and why it matters. However, their focus has always been on making a great-looking and effective design. Suzanne Scacca.

Website 110

Website Speed Mobile Design 110

Dynatrace

SEPTEMBER 28, 2021

As we look at today’s applications, microservices, and DevOps teams, we see leaders are tasked with supporting complex distributed applications using new technologies spread across systems in multiple locations. Your next challenge is ensuring your DevOps processes, pipelines, and tooling meet the intended goal.

DevOps 206

DevOps Metrics Traffic Efficiency 206

O'Reilly

OCTOBER 18, 2022

A recently passed law in New York City requires audits for bias in AI-based hiring systems. AI systems fail frequently, and bias is often to blame. These examples of denigration and stereotyping are troubling and harmful, but what happens when the same types of systems are used in more sensitive applications? Data can be wrong.

Artificial Intelligence 115

Artificial Intelligence Government Healthcare Metrics 115

Strategic Tech

DECEMBER 20, 2020

Team Topologies has significantly advanced the discussion on organisation design for technology companies. We need a model that describes the different elements of a system that a team could own. I’m not precious about any of the definition used in this article. Processes are also a hierarchical concept.

Architecture 98

Architecture Design Technology Technology 98

Percona

JULY 25, 2023

So, given a table_id, how do you get the table schema/definition? After the “data dictionary” (DD) engine and DD cache are initialized on a server, the Storage Engines can ask for a table definition. Old design (until Percona XtraBackup 8.0.33-27): New design (from Percona XtraBackup 8.0.33-28) ibd > t1.sdi

Cache 84

Cache Benchmarking Servers Design 84

The Netflix TechBlog

MARCH 25, 2019

You are designing a learning system to forecast Service Level Agreement (SLA) violations and would want to factor in all upstream dependencies and corresponding historical states. Design a flexible data model ? —?Represent Enable seamless integration?—?

Infrastructure 219

Infrastructure Big Data Transportation Architecture 219

The Netflix TechBlog

DECEMBER 21, 2020

There are several benefits of such optimizations like saving on storage, faster query time, cheaper downstream processing, and an increase in developer productivity by removing additional ETLs written only for query performance improvement. Use cases We found several use cases where a system like AutoOptimize can bring tons of value.

Storage 203

Storage Latency Efficiency Data Engineering 203

High Scalability

JULY 18, 2022

Wynter is looking for system administrators, engineers, and developers to join its research panel. If you have experience in hosting and with the WordPress stack, have worked with Ubuntu or Debian-based systems, and cutting-edge technologies, such Ansible and LXC, you should definitely check us out and apply here ! Try it today!

Education 100

Education DevOps Infrastructure Scalability 100

High Scalability

MAY 4, 2022

Wynter is looking for system administrators, engineers, and developers to join its research panel. If you have experience in hosting and with the WordPress stack, have worked with Ubuntu or Debian-based systems, and cutting-edge technologies, such Ansible and LXC, you should definitely check us out and apply here ! Try it today!

Education 100

Education DevOps Infrastructure Scalability 100

High Scalability

FEBRUARY 1, 2022

Wynter is looking for system administrators, engineers, and developers to join its research panel. If you have experience in hosting and with the WordPress stack, have worked with Ubuntu or Debian-based systems, and cutting-edge technologies, such Ansible and LXC, you should definitely check us out and apply here ! Who's Hiring?

Education 100

Education DevOps Infrastructure Scalability 100

High Scalability

JUNE 10, 2022

Wynter is looking for system administrators, engineers, and developers to join its research panel. If you have experience in hosting and with the WordPress stack, have worked with Ubuntu or Debian-based systems, and cutting-edge technologies, such Ansible and LXC, you should definitely check us out and apply here ! Try it today!

Education 100

Education DevOps Infrastructure Scalability 100

The Netflix TechBlog

FEBRUARY 9, 2021

In the process, we changed end-to-end identity propagation within the network of services to use a cryptographically-verifiable token-agnostic identity object. The whole system was quite complex, and starting to become brittle. The API server orchestrates backend systems to authenticate the user.

Architecture 221

Architecture Latency Servers Website 221

The Netflix TechBlog

APRIL 12, 2022

The Studio Search platform was designed to take a portion of the federated graph, a subgraph rooted at an entity of interest, and make it searchable. Reusing the index itself to power reverse lookups enabled us to keep all the logic for handling related entities contained within our systems and shield our users from that complexity.

Engineering 263

Engineering Architecture Java Infrastructure 263

High Scalability

DECEMBER 9, 2021

Wynter is looking for system administrators, engineers, and developers to join its research panel. If you have experience in hosting and with the WordPress stack, have worked with Ubuntu or Debian-based systems, and cutting-edge technologies, such Ansible and LXC, you should definitely check us out and apply here ! Who's Hiring?

Education 100

Education DevOps Infrastructure Scalability 100

Dynatrace

DECEMBER 2, 2021

And why have SLOs and SLIs become so important as teams automate processes to consistently meet SLAs and error budgets? To get a better handle on this, let’s start with some definitions. Stable, well-calibrated SLOs pave the way for teams to automate more processes and testing throughout the software delivery life cycle (SDLC).

Metrics 196

Metrics Best Practices DevOps Infrastructure 196

High Scalability

OCTOBER 27, 2021

Wynter is looking for system administrators, engineers, and developers to join its research panel. If you have experience in hosting and with the WordPress stack, have worked with Ubuntu or Debian-based systems, and cutting-edge technologies, such Ansible and LXC, you should definitely check us out and apply here ! Who's Hiring?

Education 100

Education DevOps Infrastructure Benchmarking 100

High Scalability

AUGUST 24, 2021

If you have experience in hosting and with the WordPress stack, have worked with Ubuntu or Debian-based systems, and cutting-edge technologies, such Ansible and LXC, you should definitely check us out and apply here ! has hours of system design content. They also do live system design discussions every week.

Education 100

Education DevOps Infrastructure Benchmarking 100

The Netflix TechBlog

OCTOBER 7, 2021

Hence, it became important to supplement our release decisions with strong evidence received from the field during the update process. As we invested in systems to enable this vision, it led to increased development velocity, which arguably led to better development practices and quality of the applications.

Metrics 197

Metrics Mobile Testing Strategy 197