CSS Wizardry

NOVEMBER 3, 2020

A couple of years ago, my first few days on a new web performance project were always slow going. Unless a client hires you to specifically improve the performance of one page, you’ll need a broad view of the whole site or application. All through no fault of the client or the project, but through huge flaws in my own approach.

Speed 337

Speed Ecommerce Metrics Analytics 337

The Netflix TechBlog

MAY 4, 2023

The first phase involves validating functional correctness, scalability, and performance concerns and ensuring the new systems’ resilience before the migration. These include Quality-of-Experience(QoE) measurements at the customer device level, Service-Level-Agreements (SLAs), and business-level Key-Performance-Indicators(KPIs).

Traffic 347

Traffic Latency Tuning Systems 347

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. This SLO enables a smooth and uninterrupted exercise-tracking experience.

Latency 245

Latency Website Traffic DevOps 245

DZone

OCTOBER 6, 2020

Thinking deeply about all of those things and writing them down, in whatever form the final document took, was the real value of the exercise.

Testing 203

Testing Strategy Performance Testing Software 203

Dynatrace

APRIL 15, 2021

As a company that’s ethos is based on a points-based system for health, by doing exercise and being rewarded with vouchers such as cinema tickets, the pandemic made both impossible tasks to do. Fermentation process: Steve Amos, IT Experience Manager at Vitality spoke about how the health and life insurance market is now busier than ever.

Speed 241

Speed Media Monitoring Engineering 241

Dynatrace

JULY 5, 2022

Many companies combine second-generation application performance management (APM) solutions to collect and aggregate data with machine-learning-based AIOps tools that add analysis and execution. These teams need to know how services and software are performing, whether new features or functions are required, and if applications are secure.

Artificial Intelligence 325

Artificial Intelligence Cloud Innovation Strategy 325

Dynatrace

DECEMBER 21, 2023

From performance reviews to goal setting, AI’s analytical prowess significantly streamlines growth and development processes. Organizations across industries will harness AI solutions to improve the processes that underpin employee growth, such as performance reviews, goal setting, and career planning. Prediction for 2024 No.

Artificial Intelligence 263

Artificial Intelligence Innovation Tuning Technology 263

O'Reilly

FEBRUARY 11, 2025

OReilly author Andrew Stellman recommends several exercises for learning to use AI effectively. Unit tests are a useful exercise because testing logic is usually simple; its easy to see if the generated code is incorrect. AI doesnt mean that you dont need to know your toolsincluding the dark corners of your programming languages.

Programming 96

Programming Code Software Software 96

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 244

Best Practices Monitoring Wireless Traffic 244

The Netflix TechBlog

DECEMBER 3, 2019

The infrastructure should allow them to exercise their freedom as data scientists but it should provide enough guardrails and scaffolding, so they don’t have to worry about software architecture too much. In addition, Metaflow comes bundled with a high-performance S3 client, which can load data up to 10Gbps.

Open Source 238

Open Source AWS Infrastructure Energy 238

Dynatrace

FEBRUARY 22, 2022

Simone Biles talks with Debbie Umbach, Dynatrace’s Vice President of Corporate Marketing and former youth gymnast at Dynatrace Perform 2022. This included mock meets and performing in front of audiences, coaches, and judges. In all, she has four moves named after her: two on floor exercises, one on the beam, and one on the vault.

Games 279

Games Social Media Media Innovation 279

DZone

AUGUST 14, 2019

In brief, automation is the key to adopting the complexity of these modern technologies and enabling organizations to actually exercise and implement innovations that can increase network agility.

Network 191

Network Innovation Hardware DevOps 191

Dynatrace

MAY 15, 2020

Dynatrace is the leading Software Intelligence Platform, focused on web-scale cloud monitoring, delivering the richest, most complete data sets in the Application Performance Management market. These insights are critical to ensuring proactive application monitoring and optimal system performance.

Government 278

Government DevOps Infrastructure Network 278

The Netflix TechBlog

OCTOBER 26, 2021

We then used simple thought exercises based on flipping coins to build intuition around false positives and related concepts such as statistical significance, p-values, and confidence intervals. In this post, we’ll do the same for false negatives and the related concept of statistical power.

Testing 211

Testing Metrics Latency Design 211

Dynatrace

JUNE 8, 2021

This post was co-authored by Jean-Louis Lormeau, Digital Performance Architect at Dynatrace. . You’ll learn how to create production SLOs, to continuously improve the performance of services, and I’ll guide you on how to become a champion of your sport by: Creating calculated metrics with the help of multidimensional analysis.

Metrics 242

Metrics Tuning Programming Systems 242

Dynatrace

MARCH 14, 2022

These correlations help with troubleshooting issues or for optimizing performance, but in many cases, they don’t pinpoint the precise cause of the issue. To support its objectives, the company operates a digital platform that enables customers to earn points when they exercise or eat healthily.

Healthcare 246

Healthcare Artificial Intelligence Innovation Strategy 246

Dynatrace

NOVEMBER 11, 2022

Who performed it? Create a new VM for this exercise and install a Dynatrace OneAgent. If you’d like to learn more about how Dynatrace helps organizations automate incident response and root cause analysis, join us for the on-demand Performance Clinic, Automated root cause detection for external data sources with Dynatrace Davis AIOps.

DevOps 245

DevOps C++ Serverless Processing 245

Dynatrace

APRIL 5, 2024

For a more proactive approach and to gain further visibility, other SLOs focusing on performance can be implemented. However, it’s essential to exercise caution: Limit the quantity of SLOs while ensuring they are well-defined and aligned with business and functional objectives. In other words, where the application code resides.

Efficiency 264

Efficiency Traffic Tuning Metrics 264

DZone

SEPTEMBER 11, 2019

This time we’ll take a look at how to write better tests in the form of harness programs (also known as fuzz drivers, programs are written to exercise specific parts of the code) that we will use for fuzz testing. If we want to improve our confidence, we can add steps to exercise more of the code.

Programming 113

Programming Testing Code Performance 113

Speed Curve

MARCH 5, 2023

"How can I demonstrate the business value of performance to people in my organization?" If you've ever asked yourself any of these questions, then you could find the answers in identifying and understanding the performance poverty line for your site. What is the "performance poverty line"?

Performance 128

Performance C++ Metrics Ecommerce 128

Dynatrace

SEPTEMBER 30, 2021

Hosted and moderated by Amazon, AWS GameDay is a hands-on, collaborative, gamified learning exercise for applying AWS services and cloud skills to real-world scenarios. It also ensures your team shares common fluency in cloud best practices, which improves collaboration and helps your company achieve a higher standard of performance.

AWS 246

AWS Best Practices Cloud Analytics 246

The Netflix TechBlog

DECEMBER 23, 2020

Titus is a multi-tenant system, allowing multiple teams and users to run workloads on the system, and ensuring they can all co-exist while still providing guarantees about security and performance. Various pieces of software used elevated capabilities for FUSE, low-level packet monitoring, and performance tracing amongst other use cases.

Media 295

Media Metrics Systems Processing 295

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. This SLO enables a smooth and uninterrupted exercise-tracking experience.

Traffic 173

Traffic Website Latency DevOps 173

Dynatrace

APRIL 21, 2022

Analyzing user experience to ensure uniform performance after migration. Performance efficiency. Some principles Microsoft provides across this area include: Choosing the right resources aligned with business goals that can handle the workload’s performance. Performance Efficiency. Operational excellence.

Azure 246

Azure Monitoring Virtualization Metrics 246

The Morning Paper

NOVEMBER 3, 2019

An analysis of performance evolution of Linux’s core operations Ren et al., For example: “Red Hat and Suse normally required 6-18 months to optimise the performance an an upstream Linux kernel before it can be released as an enterprise distribution”, and. Google’s data center kernel is carefully performance tuned for their workloads.

Performance 108

Performance Benchmarking Tuning Hardware 108

The Netflix TechBlog

MARCH 5, 2020

Perform Post Incident Review (PIR)? —?Review Review how the incident process was performed, tracking actions to be performed after the incident, and driving learning through structuring informal knowledge. Jumping between different tools, ensuring data is correct and in sync is a low-value exercise for an incident commander.

Open Source 213

Open Source AWS Google Speed 213

Scalegrid

APRIL 16, 2020

While this is a good way to get a rough estimate, your monthly cloud costs will indeed vary based on the amount of backups performed and your data transfer activity. This allows you to leverage external plugins and tools to better support your deployment and improve performance. ScaleGrid BYOC Pricing: $232/month. Reserved Instances.

Cloud 242

Cloud Azure AWS Database 242

The Netflix TechBlog

SEPTEMBER 8, 2020

Functional Testing Functional testing was the most straightforward of them all: a set of tests alongside each path exercised it against the old and new endpoints. Our responsibilities include extensive A/B testing on a wide variety of devices by building highly performant and often custom UI experiences.

Latency 241

Latency Cache Java Traffic 241

All Things Distributed

OCTOBER 2, 2017

We were pushing the limits of what was a leading commercial database at the time and were unable to sustain the availability, scalability and performance needs that our growing Amazon business demanded. Performant – The service would need to be able to maintain consistent performance in the face of diverse customer workloads.

Internet 110

Internet Internet AWS Performance 110

Speed Curve

DECEMBER 13, 2023

So I thought it would be fun to spend some time poking around behind the scenes and give the site a holiday performance audit. Background For this performance audit, I looked at this synthetic test for the LEGO.com home page. (We The performance team is clearly doing a good job of fighting page bloat. Are images optimized?

Performance 78

Performance Retail Benchmarking Ecommerce 78

Dynatrace

SEPTEMBER 20, 2019

The new version of the application is deployed in the green environment and tested for functionality and performance. Once the issue is resolved, the full chat transcript from this channel will also be automatically added to the service desk ticket, giving you even more detail for your post-mortem exercise.

Systems 38

Systems Traffic DevOps Database 38

The Netflix TechBlog

FEBRUARY 10, 2021

This greatly reduces the number of bugs and improves the overall health and performance of every application that uses the design system. Even today, as the Hawkins team, we run through all of the above exercises and more to ensure that the design system is robust and has the level of support the engineering organization can trust.

Design 236

Design Systems Engineering Entertainment 236

Dynatrace

MAY 6, 2019

While working on the integration with Juniper I managed to resolve several bugs and achieve a major performance improvement. This is the response time and requests chart during the whole exercise, where we can see where I made each change: I am now incorporating Dynatrace into every plugin project, even when the code works and it’s fast.

Code 153

Code Development Metrics Network 153

The Netflix TechBlog

DECEMBER 3, 2019

The infrastructure should allow them to exercise their freedom as data scientists but it should provide enough guardrails and scaffolding, so they don’t have to worry about software architecture too much. In addition, Metaflow comes bundled with a high-performance S3 client, which can load data up to 10Gbps.

Open Source 135

Open Source AWS Infrastructure Energy 135

Dynatrace

JUNE 1, 2021

Application performance monitoring (APM) is the practice of tracking key software application performance metrics using monitoring software and telemetry data. Practitioners use APM to ensure system availability, optimize service performance and response times, and improve user experiences. Application performance management.

Monitoring 165

Monitoring Mobile Social Media Infrastructure 165

O'Reilly

AUGUST 13, 2024

That’s what the data says” is a variation—“the data” doesn’t say much if you don’t know how it was collected and how the data analysis was performed. The problem is that sort() is a great exercise in problem solving, particularly if you force yourself past simple bubble sort to quicksort , merge sort , and beyond.

Social Media 125

Social Media Media Games Innovation 125

The Netflix TechBlog

SEPTEMBER 10, 2024

Finally, the device receives the message, and the action, such as “Show me Stranger Things on Netflix”, is performed. Where aws ends and the internet begins is an exercise left to the reader. Dynomite had great performance, but it required manual scaling as the system grew. Sample system diagram for an Alexa voice command.

Latency 234

Latency Cache Tuning Efficiency 234