KeyCDN

AUGUST 15, 2019

Web performance is a broad subject, and you’ll find no shortage of performance testing tips and tutorials all over the web. Before you begin tuning your website or application, you must first figure out which metrics matter most to your users and establish some achievable benchmarks. What is Performance Testing?

Testing Tools 55

Testing Tools Best Practices Performance Testing Testing 55

Dynatrace

APRIL 5, 2024

Error budget burn rate = Error Rate / (1 – Target) Best practices in SLO configuration To detect if an entity is a good candidate for strong SLO, test your SLO. Data Explorer “test your Metric Expression” for info result coming from the above metric.

Efficiency 223

Efficiency Traffic Tuning Metrics 223

Dynatrace

NOVEMBER 6, 2023

When an incident occurs, developers need to know what data to look at, where the incident occurred, and other relevant metrics. With topics ranging from best practices to cloud cost management and success stories, the conference will be a valuable resource for understanding observability and getting started.

Development 260

Development DevOps Programming Cloud 260

O'Reilly

JUNE 15, 2023

If we want prosocial outcomes, we need to design and report on the metrics that explicitly aim for those outcomes and measure the extent to which they have been achieved. And they are stress testing and “ red teaming ” them to uncover vulnerabilities. There is no simple way to solve the alignment problem.

Artificial Intelligence 113

Artificial Intelligence Best Practices Metrics Systems 113

Dynatrace

MAY 17, 2023

Validation tasks are then extended left to cover performance testing and release validation in a pre-production environment. These examples can help you define your starting point for establishing DevOps and SRE best practices in your organization. The queries are depicted below (sensitive data has been removed).

DevOps 185

DevOps Traffic Latency Best Practices 185

Dynatrace

DECEMBER 2, 2021

As defined by Gartner , service-level objectives are an agreed-upon target within an SLA that must be achieved for each activity, function, and process to provide the best opportunity for customer success. SLIs provide the actual metrics and measurements that indicate whether you are meeting your SLO. SLO best practices.

Metrics 189

Metrics Best Practices DevOps Infrastructure 189

Dynatrace

SEPTEMBER 13, 2023

This is a set of best practices and guidelines that help you design and operate reliable, secure, efficient, cost-effective, and sustainable systems in the cloud. If so, test against the response time objective under the same Site Reliability Guardian. If both objectives pass, you have achieved your cost reduction on CPU size.

AWS 245

AWS Efficiency Azure Cloud 245

Dynatrace

SEPTEMBER 22, 2022

Automating tasks throughout the SDLC helps software development and operations teams collaborate while continuously improving how they design, build, test, deploy, release, and monitor software applications. Defect escape rate is the rate of issues and bugs that escape testing and arise after a software application is in production.

DevOps 186

DevOps Innovation Speed Monitoring 186

Dynatrace

MARCH 3, 2020

One way to apply improvements is transforming the way application performance engineering and testing is done. This involves new software delivery models, adapting to complex software architectures, and embracing automation for analysis and testing. Check out Dynatrace’s Load testing tool integration. Get started today! .

Performance 240

Performance Education Innovation Software Architecture 240

MachMetrics

FEBRUARY 27, 2020

However, you have likely used the Web UI that Google uses to allow you to test websites for speed – Google PageSpeed Insights. Lighthouse is a completely open-source tool that allows users to test any website in a multitude of ways. Finally, decide if you want to throttle your test to a certain speed, and run the audit.

Google 82

Google Speed Testing Tools Testing 82

Dynatrace

OCTOBER 30, 2023

By following key log analytics and log management best practices, teams can get more business value from their data. Challenges driving the need for log analytics and log management best practices As organizations undergo digital transformation and adopt more cloud computing techniques, data volume is proliferating.

Best Practices 242

Best Practices Analytics Artificial Intelligence Infrastructure 242

Dynatrace

FEBRUARY 2, 2022

Commonly, teams create SLOs because they are simply following what others in the industry are doing, or because they are common best practices. However, another of the common SLO pitfalls is that many organizations assemble these metrics manually using disparate tools, which can take time from innovation.

DevOps 194

DevOps Metrics Best Practices Latency 194

Speed Curve

APRIL 9, 2023

Here's how the update to Lighthouse 10 may affect your metrics. Metrics and scoring weights include the deprecation of Time to Interactive (TTI) and the increase in weight for Cumulative Layout Shift (CLS). It's important to note that the recommended thresholds may still be adjusted, as this is still an experimental metric.

Cache 73

Cache Best Practices Metrics Google 73

MachMetrics

DECEMBER 14, 2019

Similar to our article Average Page Load Times for 2018 , we’ll go over the averages for metrics and help you determine if your site is faster or slower than average. As you know, there are many metrics that determine a website’s page speed, and we can’t look at just one of them to determine how performant our site is.

Best Practices 105

Best Practices Speed Mobile Google 105

Dynatrace

AUGUST 16, 2021

Automatically collect and evaluate business, service, and architectural indicator metrics to promote or roll back deployments. Automating lifecycle orchestration including monitoring, remediation, and testing across the entire software development lifecycle (SDLC). SLO validation – ?Automatically Topics in this blog series. Annotation.

Software 246

Software Software Open Source Azure 246

Percona

MARCH 17, 2023

PMM2 uses VictoriaMetrics (VM) as its metrics storage engine. The VictoriaMetrics team has also published some best practices , which can also be referred to while planning for resources for setting up PMM2. We have tested PMM version 2.33.0 The CPU usage averaged 24% utilization, as you can see in the above picture.

Monitoring 102

Monitoring Scalability Cache Database 102

The Netflix TechBlog

AUGUST 28, 2020

As for HDR, our team is currently developing an HDR extension to VMAF, Netflix’s video quality metric , which will then be used to optimize the HDR streams. ¹ As for VMAF score computation, for encoding resolutions less than 4K, we follow the VMAF best practice to upscale to 4K assuming bicubic upsampling.

Network 330

Network Storage Innovation Mobile 330

Dynatrace

JUNE 27, 2022

These development and testing practices ensure the performance of critical applications and resources to deliver loyalty-building user experiences. RUM gathers information on a variety of performance metrics. RUM is ideally suited to provide real metrics from real users navigating a site or application.

Best Practices 174

Best Practices Monitoring Wireless Traffic 174

Percona

JUNE 22, 2023

This includes metrics such as query execution time, the number of queries executed per second, and the utilization of query cache and adaptive hash index. As a best practice, It is advisable to have different mounts for MySQL data and log files with specific system configurations.

Performance 107

Performance Monitoring Traffic Database 107

Speed Curve

FEBRUARY 15, 2021

Web pages are unbelievably complex, and there are hundreds of different metrics available to track. A performance budget is a threshold that you apply to the metrics you care about the most. The tricky part comes when you try to put them into practice. Which metrics should you focus on? Here are some metrics to consider.

Performance 133

Performance Metrics Benchmarking Google 133

Dynatrace

JULY 30, 2021

Developers can define which metrics (=SLIs) they are interested in while DevOps & SREs stay in control of the criteria (=SLOs) that allow changes to be deployed into production. But – not everyone likes to deal with YAML – or at least not start with it right away. Build a dashboard, the let Cloud Automation automate the analysis for you!

Cloud 213

Cloud DevOps Azure Virtualization 213

Smashing Magazine

JUNE 10, 2021

Note : If you’re looking for a complete overview of best practices and tools, have a look at the Frontend performance checklist. Contrary to Lighthouse or WebPage Test, Waterfaller focuses on one thing alone — issues in the network waterfall. The number of included performance tests and checks is outstanding!

Cache 106

Cache Website Best Practices Network 106

Dynatrace

DECEMBER 4, 2019

To tackle this problem Christian experimented with automatically creating Dynatrace Synthetic Tests as part of his GitLab Pipelines. Create Synthetic Test : Query the readiness endpoint and ingress of the deployed service, then create a Dynatrace Synthetic Test through the Dynatrace Synthetic API.

Monitoring 146

Monitoring Best Practices Testing Network 146

Speed Curve

DECEMBER 21, 2022

Expanded our test agent locations to bring you even more places to test from worldwide. You can see at a glance: Key metrics like Core Web Vitals and your User Happiness score. Here you can still find time series charts that show how performance is trending over time across a number of key metrics, including Core Web Vitals.

Benchmarking 52

Benchmarking Retail Traffic Metrics 52

Dynatrace

MAY 27, 2021

CD is the next step in the process that automates the delivery of applications to selected infrastructure environments, such as a development environment for a related feature, or testing environments to verify feature functionality and proper integration with other parts of the software. Testing quality improves. Test pass rate.

Best Practices 130

Best Practices DevOps Open Source Cloud 130

Dynatrace

JULY 6, 2022

Without SRE best practices, the observability landscape is too complex for any single organization to manage. Like any evolving discipline, it is characterized by a lack of commonly accepted practices and tools. Like any evolving discipline, it is characterized by a lack of commonly accepted practices and tools.

Best Practices 186

Best Practices Open Source Tuning Infrastructure 186

Speed Curve

JUNE 24, 2019

Inspired by that post, I wanted to dig a bit deeper into a few of the best practices they mentioned, which fall loosely into these three buckets: Analyze your pages – understand the critical rendering path and page composition. Create performance budgets and fight regression. Create performance budgets and fight regression.

Performance 77

Performance Best Practices Metrics Mobile 77

DZone

MAY 29, 2019

End-to-end testing is done to make sure that the application behaves as expected and the flow of actions from starting to end is complete without any issue. This is where end-to-end testing comes into the picture to make sure that everything works well under any circumstances.

Testing 100

Testing Processing Best Practices Metrics 100

Smashing Magazine

DECEMBER 17, 2020

Implementing SEO best practice doesn’t just give you the best chance possible of ranking well in search engines; it makes your websites better by scrutinizing quality, design, accessibility, and speed, among other things. Testing And Monitoring. Prioritizing Metrics Online metrics are almost limitless.

Engineering 131

Engineering Google Website Analytics 131

Dotcom-Montior

NOVEMBER 16, 2021

SLIs are the actual performance metrics of your services. For example, if your SLO states that your uptime must be 99.9%, the actual SLI must meet or exceed that performance metric in order meet that specific SLO. An agreement within the SLA that states specific metric, like uptime, response time, security, issue resolution, etc.

Monitoring 91

Monitoring Google DevOps Engineering 91

Dynatrace

SEPTEMBER 29, 2021

The Dynatrace configuration API , helps many Dynatrace customers implement and gain the benefits of this best practice for their Dynatrace configurations such as alerting rules, synthetic scripts, dashboards, and SLO monitors. On the left are the set of specific metrics to be collected, known as Service level indicators (SLIs).

Software 199

Software Software Open Source DevOps 199

CSS - Tricks

MARCH 2, 2022

Performant A/B Testing with Cloudflare Workers — Philip Walton covers how A/B testing is a little trickier on static sites than server-backed sites, but you can pull it off (performantly) thanks to Cloudflare Workers which can manipulate HTML before it hits the browser, much like a Service Worker except at the edge rather than at the client.

Performance 68

Performance Cache Best Practices Strategy 68

Speed Curve

DECEMBER 13, 2023

Background For this performance audit, I looked at this synthetic test for the LEGO.com home page. (We You can drill down into the test details for each site and learn how the fastest sites stay fast.) Looking at the synthetic test results, we see that while Start Render time is an impressive 0.3 Let's dig deeper.

Performance 66

Performance Retail Benchmarking Ecommerce 66

Smashing Magazine

OCTOBER 18, 2021

There are many key performance indicators (KPI) that measure different points during the lifecycle of the web page (such as TTFB, domInteractive and onload ), but these metrics don’t reflect how the end-user experiences the page. We found out user-centric performance metrics to be the perfect fit for this purpose. Large preview ).

Website 106

Website Google Metrics Testing Tools 106

Particular Software

MARCH 28, 2022

we’ve added a variety of Roslyn analyzers that distill many of our saga development best practices and make them available as hints in your Error List window and as red squiggles 2 directly in your code. Saga scenario testing While we were making it easier to write sagas, we thought it was also essential to make it easier to test them.

Development 52

Development C++ Virtualization Metrics 52

Smashing Magazine

AUGUST 15, 2023

So noticeable, in fact, that Core Web Vitals has a metric all about it called Largest Contentful Paint (LCP). This metric measures the time it takes, in seconds, to render the largest image or text block that is visible on the initial load. We can test for LCP in a number of ways. And most of all, we need to care.

Media 73

Media Metrics Mobile Best Practices 73

Dotcom-Montior

NOVEMBER 27, 2018

You’ve likely uttered the phrases “test early and often” and “shift left,” but do you always remind yourself of the importance of that phrase from the end user’s perspective? LoadView – Best Practices and Process. Distribute user load by geographical testing locations, simulating your customer base.

Performance Testing 40

Performance Testing Strategy Testing Performance 40