The Netflix TechBlog

NOVEMBER 9, 2022

A quick canary test was free of errors and showed lower latency, which is expected given that our standard canary setup routes an equal amount of traffic to both the baseline running on 4xl and the canary on 12xl. Luckily, the m5.12xl instance type exposes a set of core PMCs (Performance Monitoring Counters, a.k.a.

Hardware 363

Hardware Cache Performance Latency 363

The Netflix TechBlog

JUNE 14, 2023

This blog post will share broadly-applicable techniques (beyond GraphQL) we used to perform this migration. The three strategies we will discuss today are AB Testing , Replay Testing, and Sticky Canaries. To launch Phase 1 safely, we used AB Testing. To launch Phase 2 safely, we used Replay Testing and Sticky Canaries.

Traffic 353

Traffic Latency Cache Metrics 353

DZone

JULY 19, 2023

Through load testing , businesses may determine how well their system performs under typical and predicted peak loads, ensuring that it can withstand the demands of actual usage. We will discuss the concept of load testing in this blog article, as well as its significance and practical application to ensure optimum performance.

Testing 130

Testing Traffic Systems Performance 130

Dynatrace

NOVEMBER 30, 2023

Over the years, I have watched and written about online retail and e-commerce IT performance. What was once an onslaught of consumer traffic between Black Friday and Cyber Monday has turned into a weeklong event, with most retailers offering deals well ahead of Black Friday. This is where many retailers have matured over the years.

Retail 230

Retail Social Media Performance Benchmarking 230

Dynatrace

NOVEMBER 28, 2023

This step is crucial as this environment is used for the final validation and testing phase before the code is released into production. This can lead to a lack of insight into how the code will behave when exposed to heavy traffic. Furthermore, augmenting test coverage to mirror the scenarios encountered in production is imperative.

Traffic 268

Traffic Best Practices Strategy Engineering 268

DZone

FEBRUARY 26, 2021

Today, every business wants high-performing and high-quality software. But usually, it is seen that most of the applications fail to deliver expected performance under peak load or fluctuating network conditions. Today, let's learn more about this testing type in depth. What Is Performance Testing?

Performance Testing 122

Performance Testing Testing Performance Latency 122

DZone

MAY 26, 2021

Stress testing is a type of testing that verifies the reliability and stability of software applications. The goal of this kind of testing is to measure the error handling capabilities of the software to ensure that it does not crash under extremely heavy load conditions.

Software 310

Software Software Testing Traffic 310

CSS Wizardry

FEBRUARY 25, 2021

Google has a pretty tight grip on the tech industry: it makes by far the most popular browser with the best DevTools, and the most popular search engine, which means that web developers spend most of their time in Chrome, most of their visitors are in Chrome, and a lot of their search traffic will be coming from Google. Why This Is a Problem.

Network 225

Network Mobile Performance Traffic 225

Dynatrace

FEBRUARY 21, 2024

Benefits of quality gates Quality gates provide several advantages to organizations, including the following: Optimized software performance : Quality gates assess code at different SDLC stages and ensure that only high-quality code progresses. Several tools can be used to collect metrics in load/performance testing.

Speed 216

Speed Software Software Latency 216

Percona

DECEMBER 11, 2023

A quick configuration change may do the trick in improving the performance of your AWS RDS for MySQL instance. Here, we will discuss a notable new feature in Amazon RDS, the Dedicated Log Volume (DLV), that has been introduced to boost database performance. 2xlarge c5.2xlarge MySQL 8.0.31

AWS 97

AWS Benchmarking Performance Traffic 97

DZone

JANUARY 18, 2021

The modern commercial enterprise’s demands make it obligatory for every single organization to have an optimized and high-performing web application and website. In this circumstance, rigorous testing of the application and the website becomes crucial. It includes examining the application’s interface, as well as other functionalities.

Testing Tools 214

Testing Tools Testing Website Traffic 214

Dynatrace

APRIL 5, 2024

For a more proactive approach and to gain further visibility, other SLOs focusing on performance can be implemented. When the SLO status converges to an optimal value of 100%, and there’s substantial traffic (calls/min), BurnRate becomes more relevant for anomaly detection. What characterizes a weak SLO?

Efficiency 234

Efficiency Traffic Tuning Metrics 234

Speed Curve

APRIL 22, 2024

Celebrating performance wins is critical to a healthy, well-supported, high-performing team. In that spirit, we're reigniting the tradition of spotlighting Performance Heroes from our awesome community. Paul recently spoke about font performance at the NY WebPerf Meetup Group , which he co-chairs. This isn't a new idea.

Performance 59

Performance Website Traffic Speed 59

DZone

JULY 18, 2023

It makes sense for DevOps engineers and architects to perform canary deployments in their CI/CD workflows. They cannot skip testing a release for the sake of adhering to continuous delivery practices, can they? In canary deployments, the new version, called canary, is tested with limited live traffic at first.

Virtualization 230

Virtualization Traffic DevOps Engineering 230

IO River

NOVEMBER 2, 2023

A Common Mistake Which Everyone does When it Comes to Measure Performance of Dynamic Content‍Monitoring the performance of your traffic is vital. IT experts frequently rely on the performance measurements of static content, as a strong indication of Edge platform functionality.

Monitoring 52

Monitoring Performance Traffic C++ 52

Percona

JUNE 22, 2023

As a MySQL database administrator, keeping a close eye on the performance of your MySQL server is crucial to ensure optimal database operations. A monitoring tool like Percona Monitoring and Management (PMM) is a popular choice among open source options for effectively monitoring MySQL performance.

Performance 104

Performance Monitoring Traffic Database 104

Dynatrace

JUNE 1, 2023

Service level objectives (SLOs) provide a powerful framework for measuring and maintaining software performance, reliability, and user satisfaction. SLOs are a valuable tool for organizations to ensure the health and performance of their applications. But how do you get started, and what are some service level objective examples?

Latency 185

Latency Website Traffic Virtualization 185

Dynatrace

JUNE 1, 2023

Service level objectives (SLOs) provide a powerful framework for measuring and maintaining software performance, reliability, and user satisfaction. Teams can build on these SLO examples to improve application performance and reliability. In this post, I’ll lay out five SLO examples that every DevOps and SRE team should consider.

Traffic 173

Traffic Latency Website Virtualization 173

Dynatrace

MAY 17, 2023

Validation tasks are then extended left to cover performance testing and release validation in a pre-production environment. While the first guardian validates the traffic, the second guardian checks the business transactions generated during the observation period. The functionality is implemented via an automated workflow.

DevOps 195

DevOps Traffic Latency Best Practices 195

Dynatrace

MAY 28, 2020

In this blog, I will be going through a step-by-step guide on how to automate SRE-driven performance engineering. After a new build gets deployed and automated tests executed, SLIs are evaluated against their SLOs and, depending on that result, a build is considered good (promoted) or bad (rolled back). “ Dynatrace news.

Engineering 198

Engineering Performance Metrics Best Practices 198

Alex Podelko

OCTOBER 28, 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. Quite often the whole area of load testing is reduced to pre-production testing using protocol-level recording/playback. – Cloud.

Performance Testing 100

Performance Testing Technology Technology Testing 100

Dynatrace

MAY 21, 2021

As monolithic applications have given way to cloud-connected microservices that perform distinct functions, containerized environments, such as the Kubernetes platform, have become the framework of choice. It controls the delivery of service requests to other services, performs load balancing, encrypts data, and discovers other services.

Traffic 251

Traffic DevOps Infrastructure Network 251

IO River

NOVEMBER 2, 2023

A Common Mistake Which Everyone does When it Comes to Measure Performance of Dynamic Content‍Monitoring the performance of your traffic is vital. IT experts frequently rely on the performance measurements of static content, as a strong indication of Edge platform functionality.

Monitoring 52

Monitoring Performance Traffic C++ 52

Dynatrace

SEPTEMBER 28, 2021

.” Through six years of research, the DORA team identified these four key metrics as those that indicate the performance of a DevOps team, ranking them from “low” to “elite,” where elite teams are twice as likely to meet or exceed their organizational performance goals. Deployment frequency.

DevOps 209

DevOps Metrics Traffic Efficiency 209

The Netflix TechBlog

NOVEMBER 2, 2020

How viewers are able to watch their favorite show on Netflix while the infrastructure self-recovers from a system failure By Manuel Correa , Arthur Gonigberg , and Daniel West Getting stuck in traffic is one of the most frustrating experiences for drivers around the world. Logs and background requests are examples of this type of traffic.

Traffic 252

Traffic Metrics Infrastructure Architecture 252

Jos

JUNE 2, 2018

Web Performance is not only about understanding what makes a site fast. Performance is a feature and needs to be prioritized as such. Performance is a topic that has interested me for a long time. Moving over to web, the performance problems are different. This is not a post explaining why web performance is important.

Performance 237

Performance Speed Google Media 237

TechBeacon Testing

JULY 20, 2020

This year's Amazon Prime Day may be delayed (reportedly until August or September), but when it does arrive, it is certain to bring with it the usual flood of web traffic from hungry shoppers looking for killer deals.

Traffic 76

Traffic Performance Testing Engineering Testing 76

Dynatrace

JUNE 27, 2022

These development and testing practices ensure the performance of critical applications and resources to deliver loyalty-building user experiences. Real user monitoring (RUM) is a performance monitoring process that collects detailed data about users’ interactions with an application. What is real user monitoring?

Best Practices 183

Best Practices Monitoring Wireless Traffic 183

Smashing Magazine

MARCH 2, 2021

The State Of Mobile And Why Mobile Web Testing Matters. The State Of Mobile And Why Mobile Web Testing Matters. These days, with mobile traffic accounting for over 50% of web traffic , it’s fair to assume that the very first encounter of your prospect customers with your brand will happen on a mobile device.

Mobile 134

Mobile Testing Website Benchmarking 134

Tim Kadlec

JANUARY 12, 2021

Client-side A/B testing has been a performance loving developer’s worst friend for years. They can wreak havoc on a site’s performance. From a convenience perspective, running client-side tests is significantly easier to do than server-side testing. It’s simple in concept but very powerful.

Testing 137

Testing Google Traffic Servers 137

Jos

MARCH 13, 2020

Web Performance is important for user experience and business metrics. This post explains several ways of assessing the potential performance gains with little effort and, more importantly, without actually implementing fixes. What is the business opportunity for web performance improvements? I would repeat over and over.

Performance 130

Performance Google Mobile Analytics 130

Abhishek Tiwari

JULY 8, 2023

Traditional testing and monitoring practices have long been relied upon to achieve this goal. However, the line between testing and monitoring is becoming increasingly blurred with the emergence of synthetic monitoring. Synthetic Monitoring employs software-based agents to actively measure performance metrics.

Monitoring 52

Monitoring Testing Artificial Intelligence Traffic 52

Speed Curve

JULY 26, 2022

RUM: Performance heat maps. Fixing high-traffic but poorly performing areas of your site will improve your overall metrics – and create a faster, better experience for more of your users. Synthetic: New test regions in Italy, Bahrain, South Africa, and Indonesia. Check out our latest product updates below.

Testing 52

Testing Performance Metrics Traffic 52

Dynatrace

FEBRUARY 15, 2023

SREs use Service-Level Indicators (SLI) to see the complete picture of service availability, latency, performance, and capacity across various systems, especially revenue-critical systems. This includes executing tests, running Dynatrace Synthetic checks, or creating tickets.

DevOps 227

DevOps Latency Traffic Best Practices 227

Dotcom-Montior

MARCH 27, 2022

This project implements multiple techniques and tactics to censor China’s internet and controls the internet gateways to analyze, filter, and manipulate the internet traffic between inside and outside of China. It is the world’s most advanced and extensive Internet censorship program. The How and What of The Great Firewall of China.

Website 82

Website Internet Internet Performance 82

Tim Kadlec

MAY 21, 2020

It was a great excuse for running a split test. By serving one version of the site with instant.page in place to some traffic, and a site without it to another, I could compare the performance of them both over the same timespan and see how it shakes out. All that was left was to see if the split testing was actually working.

Testing 128

Testing Traffic Tuning Metrics 128

Dynatrace

APRIL 22, 2020

While most government agencies and commercial enterprises have digital services in place, the current volume of usage — including traffic to critical employment, health and retail/eCommerce services — has reached levels that many organizations have never seen before or tested against. So how do you know what to prepare for?

Traffic 209

Traffic Ecommerce Retail Government 209