The Netflix TechBlog

MAY 4, 2023

Migrating Critical Traffic At Scale with No Downtime — Part 1 Shyam Gala , Javier Fernandez-Ivern , Anup Rokkam Pratap , Devang Shah Hundreds of millions of customers tune into Netflix every day, expecting an uninterrupted and immersive streaming experience. This approach has a handful of benefits.

Traffic 339

Traffic Latency Tuning Systems 339

Dynatrace

APRIL 23, 2024

The regulation covers areas like Information and Communication Technology (ICT) risk management, third-party risk, digital operational resilience testing, and reporting of major ICT-related incidents to competent authorities. The Dynatrace data-centric approach ensures compliance isn’t a burden; it’s an opportunity to fine-tune operations.

Tuning 253

Tuning Strategy Servers Technology 253

Dynatrace

APRIL 16, 2024

The shift-left approach aims to ensure bugs and other issues are discovered and addressed early in the development process, leading to improved software quality and lower costs associated with late-stage troubleshooting. Today, engineers are spending an increasing amount of time developing and testing code in production-like environments.

Development 214

Development Software Software Tuning 214

Dynatrace

JULY 6, 2022

At its most basic, automating IT processes works by executing scripts or procedures either on a schedule or in response to particular events, such as checking a file into a code repository. Adding AIOps to automation processes makes the volume of data that applications and multicloud environments generate much less overwhelming.

Artificial Intelligence 198

Artificial Intelligence Tuning Strategy Big Data 198

Dynatrace

JUNE 16, 2022

RASP capabilities aim to close the gap left by application security testing and network perimeter controls such as web application firewalls (WAFs). Static application security testing (SAST) analyzes code for common security coding errors. This reduces false positives in your DevSecOps process. The benefits of RASP.

Tuning 231

Tuning Cloud Open Source Network 231

The Netflix TechBlog

JUNE 13, 2023

Our previous blog post presented replay traffic testing — a crucial instrument in our toolkit that allows us to implement these transformations with precision and reliability. A process that doesn’t just minimize risk, but also facilitates a continuous evaluation of the rollout’s impact.

Traffic 279

Traffic Metrics Systems Strategy 279

Percona

APRIL 7, 2023

If we were to select the most important MySQL setting, if we were given a freshly installed MySQL or Percona Server for MySQL and could only tune a single MySQL variable, which one would it be? To be fair, that is also true with PostgreSQL; it hasn’t been tuned either, and it, too, can also perform much better.

Tuning 136

Tuning Cache Servers Benchmarking 136

Dynatrace

APRIL 3, 2023

In this episode, Dimitris discusses the many different tools and processes they use. One way the agency saves money and resources is by shutting down the test environment every night and on the weekends. Luckily, the AI models have come a long way in learning what happens every evening.

Efficiency 202

Efficiency Social Media Artificial Intelligence Cloud 202

Dynatrace

MARCH 29, 2024

” The Dynatrace Kubernetes app also provides process ownership data, ensuring information is directed to the right team and root causes are addressed. Dynatrace and Akamas work together to help organizations pinpoint problems, determine ownership, and implement autonomous processes that help reduce the risk of ongoing issues.

Engineering 235

Engineering DevOps Operating System Open Source 235

The Netflix TechBlog

MARCH 4, 2024

Operational automation–including but not limited to, auto diagnosis, auto remediation, auto configuration, auto tuning, auto scaling, auto debugging, and auto testing–is key to the success of modern data platforms. In this way, no human intervention is required in the remediation process. Multi-objective optimizations.

Tuning 210

Tuning Efficiency Big Data Engineering 210

Percona

AUGUST 31, 2018

Out of the box, the default PostgreSQL configuration is not tuned for any particular workload. It is primarily the responsibility of the database administrator or developer to tune PostgreSQL according to their system’s workload. For testing purposes, let’s increase this to 256MB and see if there is any impact on cost.

Tuning 56

Tuning Database Performance Benchmarking 56

Dynatrace

MAY 17, 2023

To ensure high standards, it’s essential that your organization establish automated validations in an early phase of the software development process—ideally when code is written. Validation tasks are then extended left to cover performance testing and release validation in a pre-production environment.

DevOps 195

DevOps Traffic Latency Best Practices 195

Dynatrace

JANUARY 26, 2021

DevSecOps is a cross-team collaboration framework that integrates security into DevOps processes from the start rather than waiting to address security in a separate silo. DevOps has gained ground in recent years as a way to combine key operational principles with development cycles, recognizing that these two processes must coexist.

DevOps 277

DevOps Best Practices Open Source Tuning 277

The Netflix TechBlog

NOVEMBER 24, 2023

What if we could use machine learning and computer vision to support our creative team in this process? link] The Challenge Given Netflix’s vast and increasingly diverse catalog, it is a challenge to design experiments that both work within an A/B test framework and are representative of all genres, plots, artists, and more.

Tuning 201

Tuning Design Testing Engineering 201

Percona

NOVEMBER 2, 2023

Upgrading to the newest release of MongoDB is the key to unlocking its full potential, but it’s not as simple as clicking a button; it requires meticulous planning, precise execution, and a deep understanding of the upgrade process. We walk you through the essential steps required.

Best Practices 87

Best Practices Hardware Tuning Scalability 87

Dynatrace

OCTOBER 2, 2023

It is better to consider refactoring as part of the application transformation process before migrating, if possible. Because they’re separate, they allow for faster release cycles, greater scalability, and the flexibility to test new methodologies and technologies. Migration is time-consuming and involved. create a microservice; 2.

Architecture 241

Architecture Artificial Intelligence Cloud Open Source 241

The Netflix TechBlog

MARCH 14, 2023

User provides a sample image to find other similar images Prior engineering work Approach #1: on-demand batch processing Our first approach to surface these innovations was a tool to trigger these algorithms on-demand and on a per-show basis. Processing took several hours to complete. Some ML algorithms are computationally intensive.

Media 291

Media Innovation Energy Architecture 291

Dynatrace

MAY 12, 2022

To stay tuned, keep an eye on our release notes. Remediation tracking now enables you to view the risk assessment for the process groups affected by a vulnerability. Reintroduced a limit of 100,000 process group instances (last 72h) running on hosts presented on the “Deployment status” page for OneAgents. (APM-370529).

Tuning 201

Tuning Metrics Cloud Mobile 201

Scalegrid

MARCH 23, 2020

The Pgpool-II parent process forks 32 child processes by default – these are available for connection. The architecture is similar to PostgreSQL server: one process = one connection. It also forks the ‘pcp process’ which is used for administrative tasks, and beyond the scope of this post. Stay tuned!

Cache 264

Cache Servers Architecture Processing 264

The Netflix TechBlog

AUGUST 22, 2019

Baking Windows with Packer By Justin Phelps and Manuel Correa Customizing Windows images at Netflix was a manual, error-prone, and time consuming process. We looked at our process for creating a Windows AMI and discovered it was error-prone and full of toil. Last year, we decided to improve the AMI baking process.

DevOps 207

DevOps AWS Tuning Infrastructure 207

Tim Kadlec

MAY 21, 2020

It was a great excuse for running a split test. Netlify supports branch-bases split testing , so first up was implementing instant.page on a separate branch. During the build process, that snippet (and any associated Liquid syntax) gets generated and added to the resulting code. I went with 50% each because I’m boring.

Testing 128

Testing Traffic Tuning Metrics 128

Scalegrid

JUNE 4, 2020

PostgreSQL DigitalOcean Performance Test. We measure PostgreSQL throughput in terms of transactions processed. Throughput in general is the rate at which something is processed, and in terms of PostgreSQL, this is the number of transactions per second (TPS) your application can handle. Compare Pricing. Throughput. Asynchronous.

Database 230

Database Latency Benchmarking Performance 230

Dynatrace

SEPTEMBER 28, 2021

Your next challenge is ensuring your DevOps processes, pipelines, and tooling meet the intended goal. For example, by measuring deployment frequency daily or weekly, you can determine how efficiently your team is responding to process changes. Lead time for changes helps teams understand how effective their processes are.

DevOps 209

DevOps Metrics Traffic Efficiency 209

Dynatrace

JULY 16, 2021

This week my colleague Michael Winkler announced the general availability of Cloud Automation quality gates , a new capability that aims to provide answer-driven release validation as part of your delivery process. You run load tests monitored with Dynatrace and you want to automatically validate to eliminate the manual analysis effort.

DevOps 246

DevOps Open Source Cloud Azure 246

Dynatrace

MAY 5, 2021

As more organizations respond to the pressure to release better software faster, there is an increasing need to build quality gates into every stage of BizDevOps processes , from early development to deployment. Automating quality gates creates reliable checks and balances and speeds up the process by avoiding manual intervention.

Benchmarking 191

Benchmarking Latency Speed Software 191

Dynatrace

JUNE 9, 2021

Web application security is the process of protecting web applications against various types of threats that are designed to exploit vulnerabilities in an application’s code. Application security tests can be used to tell developers when they have introduced vulnerabilities into the application they’re building.

Open Source 185

Open Source Entertainment Tuning Internet 185

Percona

AUGUST 27, 2018

Good examples are: ETL processes for data archiving, reporting, data consolidation and so on. Then we need to see IF implementing the tuning will work or not. To do a basic check I run four tests: test1 run both apps with read/write and rule disabled for RG. What is the possible usage? Will this work?

Tuning 45

Tuning Virtualization Testing Servers 45

Dynatrace

JULY 6, 2022

Weaving DevOps and the related disciplines of DevSecOps and AIOps tightly into the development process can also accelerate the process. These reduce the need to hire specialists while providing a unified view of processes and infrastructure that make SRE more focused and effective. Design, implement, and tune effective SLOs.

Best Practices 196

Best Practices Open Source Tuning Infrastructure 196

Scalegrid

OCTOBER 17, 2019

In that environment, the first PostgreSQL developers decided forking a process for each connection to the database is the safest choice. It is difficult to fault their argument – as it’s absolutely true that: Each client having its own process prevents a poorly behaving client from crashing the entire database.

Architecture 200

Architecture Database Latency Servers 200

Alex Podelko

OCTOBER 20, 2016

I am looking forward to share my thoughts on ‘Reinventing Performance Testing’ at the imPACt performance and capacity conference by CMG held on November 7-10, 2016 in La Jolla, CA. Another major trend is using multiple third-party components and services, which may be not easy to properly incorporate into testing. – Cloud.

Performance Testing 100

Performance Testing Architecture Testing Performance 100

Dynatrace

MAY 10, 2019

We’re expecting RHEL and Dynatrace customers to start the migration process to RHEL 8 soon. We’re happy to say that we’ve already tested OneAgent version 1.167 with RHEL 8 and we’re now in the process of wrapping up the certification process for Dynatrace OneAgent with Red Hat.

Tuning 157

Tuning Cloud Technology Technology 157

Scalegrid

JULY 13, 2020

Compare ease of use across compatibility, extensions, tuning, operating systems, languages and support providers. of PostgreSQL users are currently in the process of migrating to the RDBMS, according to the 2019 PostgreSQL Trends Report , an astounding percentage considering this is the 4th most popular database in the world.

Open Source 244

Open Source Tuning C++ Database 244

Alex Podelko

OCTOBER 13, 2016

I am looking forward to share my thoughts on ‘Reinventing Performance Testing’ at the imPACt performance and capacity conference by CMG held on November 7-10, 2016 in La Jolla, CA. While it was always recommended to start performance testing earlier, it was usually rather few activities you can do before the system is ready.

Performance Testing 100

Performance Testing Testing Performance Engineering 100

Dynatrace

AUGUST 16, 2021

These include spending too much time on manual processes, finger-pointing due to siloed teams, and poor customer experience because of unplanned work. Automating lifecycle orchestration including monitoring, remediation, and testing across the entire software development lifecycle (SDLC). Annotation. Configuration. Information.

Software 246

Software Software Open Source Azure 246

Dynatrace

OCTOBER 28, 2021

Testing for mishaps you can predict is essential. Chaos engineering is a method of testing distributed software that deliberately introduces failure and faulty scenarios to verify its resilience in the face of random disruptions. Practitioners subject software to a controlled, simulated crisis to test for unstable behavior.

Engineering 234

Engineering Entertainment Cloud Infrastructure 234

Scalegrid

NOVEMBER 20, 2019

In this blog post, we discuss an approach to optimize the MySQL index creation process in such a way that your regular workload is not impacted. The test utilized a MySQL dataset created using Sysbench which had 3 tables with 50 million rows each. MySQL Test Bed Configuration. MySQL Rolling Index Creation. MySQL Instance Type.

Best Practices 239

Best Practices Latency Tuning Database 239

HammerDB

JULY 14, 2021

Also, the additional installation of the MySQL client libraries was needed when testing MariaDB. adds full support for MariaDB in both the GUI as shown: And in the CLI as a separate database from MySQL, this post describes a setup and test for MariaDB using the CLI on Linux as an example running the TPROC-C workload. HammerDB v4.2

Testing 57

Testing C++ Virtualization Tuning 57