Dynatrace

MAY 19, 2022

Example 1: Architecture boundaries. For example, the mobile device talked to an API gateway, and that team was not responsible for all the details of the back-end systems. In their new dashboard, they added dimensions for load, latency, and open problems for each component. Example 2: Four golden signals.

Automotive 275

Automotive Latency Architecture Azure 275

Dynatrace

JANUARY 31, 2024

For example, a Stanford University and UC Berkeley team noted in a research study that ChatGPT behavior deteriorates over time. Using the example of a chatbot, once the user submits a natural language prompt, RAG summarizes that prompt using semantic data. Consequently, AI model drift and hallucinations emerge as primary concerns.

Cache 209

Cache Azure Infrastructure Monitoring 209

Dynatrace

JUNE 1, 2023

Certain SLOs can help organizations get started on measuring and delivering metrics that matter. But how do you get started, and what are some service level objective examples? In this post, I’ll lay out five foundational service level objective examples that every DevOps and SRE team should consider. Thus, an ApDex score of 0.85

Latency 182

Latency Website Traffic Virtualization 182

Dynatrace

SEPTEMBER 18, 2020

In response to this trend, open source communities birthed new companies like WSO2 (of course, industry giants like Google, IBM, Software AG, and Tibco are also competing for a piece of the API management cake). High latency or lack of responses. Looking at the key metrics of the deployment does not reveal anything out of the ordinary.

Infrastructure 192

Infrastructure Latency Metrics Analytics 192

Dynatrace

JANUARY 26, 2021

VMware commercialized the idea of virtual machines, and cloud providers embraced the same concept with services like Amazon EC2, Google Compute, and Azure virtual machines. AWS Lambda functions are an example of how a serverless framework works: Developers write a function in a supported language or platform.

Serverless 245

Serverless Efficiency Lambda Azure 245

Speed Curve

MARCH 11, 2024

After years of development and testing, Google has added Interaction to Next Paint (INP) to its trifecta of Core Web Vitals – the performance metrics that are a key ingredient in its search ranking algorithm. INP replaces First Input Delay (FID) as the Vitals responsiveness metric. This is what the INP metric assesses."

Mobile 81

Mobile Google Metrics Monitoring 81

Dynatrace

SEPTEMBER 16, 2022

For example, is your application meeting business goals? For example, teams can further segment the telemetry data captured from a mobile app based on operating system, device, region, app version, and other custom metrics, to provide more granular insights on users and their behavior. Take banking for example.

Mobile 225

Mobile Metrics Monitoring Latency 225

The Netflix TechBlog

AUGUST 16, 2023

For example, a 16-core box connecting to an 800-server origin would have 12,800 connections. It seems like a minor change, but it had to be seamlessly integrated into our existing metrics and connection bookkeeping. Subsetting was also top of mind after reading a recent ACM paper published by Google.

Traffic 170

Traffic Servers Google Metrics 170

CSS - Tricks

MARCH 16, 2020

to run Google Lighthouse audits via the command line, save the reports they generate in JSON format and then compare them so web performance can be monitored as the website grows and develops. I’m hopeful this can serve as a good introduction for any developer interested in learning about how to work with Google Lighthouse programmatically.

Google 82

Google Latency Website Metrics 82

Smashing Magazine

OCTOBER 31, 2023

But do you know how Lighthouse calculates performance metrics like First Contentful Paint (FCP), Total Blocking Time (TBT), and Cumulative Layout Shift (CLS)? Still, there’s nothing in there to tell us about the data Lighthouse is using to evaluate metrics. But it comes with caveats.

Speed 97

Speed Google Website Metrics 97

The Netflix TechBlog

FEBRUARY 20, 2019

Today we are excited to announce latency heatmaps and improved container support for our on-host monitoring solution?—?Vector?—?to Remotely view real-time process scheduler latency and tcp throughput with Vector and eBPF What is Vector? to the broader community. Vector is open source and in use by multiple companies.

Performance 211

Performance Latency Open Source Metrics 211

Dynatrace

FEBRUARY 2, 2022

For example, the IT team of a bank wants to ensure that for a trailing 30-day period there is 99.9% service availability with <50ms latency for an application with no revenue impact. Let’s take service availability for example. This can create an unnecessary distraction and steal time away from critical tasks.

DevOps 202

DevOps Metrics Best Practices Latency 202

CSS - Tricks

JULY 25, 2019

Now that Google uses page speed as a ranking factor, many organizations have become laser-focused on performance. Last year, Google made two significant changes to their search indexing and ranking algorithms : In March, indexing became based on the mobile version of a page , rather than desktop. What is Google Lighthouse?

Google 71

Google Engineering Speed Mobile 71

Rigor

OCTOBER 30, 2019

Reading time 11 min As companies become more aware of the importance of web performance, internal teams begin to research tools they can use to use to track their metrics and improve the user experience of their websites and applications. Where Google Lighthouse Shines Bright. Google Lighthouse has a lot going for it.

Google 51

Google Best Practices Energy Website 51

Speed Curve

MAY 1, 2023

A performance budget is a threshold that you apply to the metrics you care about the most. A good performance budget chart, such as the one above, should show you: The metric you're tracking The threshold you've created for that metric When you exceed that threshold How long you stayed out of bounds When you returned to below the threshold 3.

Performance 98

Performance Metrics Media Google 98

Speed Curve

FEBRUARY 5, 2024

However, that pesky 20% on the back end can have a big impact on downstream metrics like First Contentful Paint (FCP), Largest Contentful Paint (LCP), and any other 'loading' metric you can think of. Google recommends that TTFB be 800ms at the 75th percentile. That performance golden rule still holds true today.

Servers 57

Servers Cache Retail Benchmarking 57

Dynatrace

JUNE 25, 2021

Already in the 2000s, service-oriented architectures (SOA) became popular, and operations teams discovered the need to understand how transactions traverse through all tiers and how these tiers contributed to the execution time and latency. Let me give you an example. In both cases, a broken trace will be the result. What’s next.

Open Source 202

Open Source Monitoring Google Systems 202

Dynatrace

JANUARY 18, 2023

This methodology aims to improve software system reliability using several key categories such as availability, performance, latency, efficiency, capacity, and incident response. They enable organizations to set and measure specific metrics for agreed-upon service levels, ensuring that users receive the high-quality experience they expect.

DevOps 203

DevOps Best Practices Innovation Strategy 203

The Netflix TechBlog

JULY 26, 2021

Operational Reporting is a reporting paradigm specialized in covering high-resolution, low-latency data sets, serving detailed day-to-day activities¹ and processes of a business domain. Centralized data will be moved to third party services such as Google Sheets and Airtable for the stakeholders. See example below.

Big Data 253

Big Data Government Analytics Processing 253

Speed Curve

DECEMBER 4, 2023

Earlier this year, when Google announced that Interaction to Next Paint (INP) will replace First Input Delay (FID) as the responsiveness metric in Core Web Vitals in *gulp* March of 2024, we had a lot to say about it. TLDR: FID doesn't correlate with real user behavior, so we don't endorse it as a meaningful metric.)

Mobile 54

Mobile Performance Metrics Google 54

CSS Wizardry

APRIL 22, 2020

21 years later, in 2013, Google launched Brotli, a new algorithm that claims even greater improvement than Gzip! ReactDOM, for example, ends up 27% smaller when compressed with maximum-level Brotli compression (11) as opposed to with maximum-level Gzip (9). decrease in file-size. TCP, Packets, and Round Trips.

Latency 269

Latency Servers Website Speed 269

Smashing Magazine

AUGUST 3, 2023

While paid marketing strategies like Google Ads play a part in our approach as well, enhancing our organic traffic remains a major priority. It was only in 2020, though, that Google shared its concept of Core Web Vitals and how it impacts SEO efforts. Core Web Vital metrics definitions. SEO is key to our success.

Performance 74

Performance Cache Traffic Metrics 74

Dotcom-Montior

NOVEMBER 16, 2021

Google was the first company to create, embrace, and put support behind the role of site reliability engineering. For example, ensuring maximum reliability may come at the cost of being able to more rapidly deploy future services. SLIs are the actual performance metrics of your services.

Monitoring 91

Monitoring Google DevOps Engineering 91

Smashing Magazine

MARCH 25, 2021

For example, a budget can help them decide if a page should contain five images — or three images and one video — and still remain within the planned limits. However, having a performance budget as a standalone metric might not be of much help. Large preview ). Appeal Of Videos. Serve the right format.

Media 118

Media Performance Mobile Latency 118

The Morning Paper

MAY 21, 2019

This makes memory a critical factor in the total cost of ownership (TCO) of large compute clusters, or as Google like to call them “Warehouse-scale computers (WSCs).” ” This paper describes a “far memory” system that has been in production deployment at Google since 2016. Enter zswap!

Software 78

Software Software Google Hardware 78

Smashing Magazine

AUGUST 10, 2023

In fact, there’s great tooling right under the hood of most browsers in DevTools that can do many things that a tried-and-true service like WebPageTest offers, complete with recommendations for improving specific metrics. Certain tools are designed for certain metrics with certain assumptions that produce certain results.

Speed 81

Speed Monitoring Testing Network 81

Dotcom-Montior

NOVEMBER 11, 2020

those resources now belong to cloud providers, such as AWS Lambda, Google Cloud Platform, Microsoft Azure, and others. The primary challenge being not able to access the underlying infrastructure metrics. Applications that are running continuously on a dedicated server aren’t as impacted by latency issues. Monitoring.

Serverless 57

Serverless Monitoring Lambda Latency 57

Smashing Magazine

JANUARY 11, 2021

LogRocket tracks key metrics, incl. Getting Ready: Planning And Metrics Performance culture, Core Web Vitals, performance profiles, CrUX, Lighthouse, FID, TTI, CLS, devices. Assets Optimizations Brotli, AVIF, WebP, responsive images, AV1, adaptive media loding, video compression, web fonts, Google fonts. Table Of Contents.

Performance 145

Performance Cache Media Metrics 145

Smashing Magazine

AUGUST 22, 2021

Because we are dealing with network protocols here, we will mainly look at network aspects, of which two are most important: latency and bandwidth. Latency can be roughly defined as the time it takes to send a packet from point A (say, the client) to point B (the server). Two-way latency is often called round-trip time (RTT).

Performance 106

Performance Network Latency Servers 106

Dotcom-Montior

MAY 12, 2020

There are certain metrics to be considered for a user to have a hassle-free experience. Network latency. Network Latency. With the evolution of cloud technologies, such as Single Page Applications (SPAs), Web APIs, and Model View Controller (MVC), network latency has become a crucial factor to be monitored. Wi-Fi usage.

Monitoring 63

Monitoring Entertainment Hardware Latency 63

Smashing Magazine

JANUARY 6, 2020

Getting Ready: Planning And Metrics. Getting Ready: Planning And Metrics. You need a business stakeholder buy-in, and to get it, you need to establish a case study, or a proof of concept using the Performance API on how speed benefits metrics and Key Performance Indicators ( KPIs ) they care about. Table Of Contents. Quick Wins.

Performance 145

Performance Cache Network Metrics 145

CSS - Tricks

APRIL 1, 2021

Site performance is potentially the most important metric. Google’s industry benchmarks from 2018 also provide a striking breakdown of how each second of loading affects bounce rates. Source: Google /SOASTA Research, 2018. Speed is also something Google considers when ranking your website placement on mobile. Lighthouse.

Cache 92

Cache Social Media Media Network 92

KeyCDN

AUGUST 15, 2019

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. Quantitative performance testing looks at metrics like response time while qualitative testing is concerned with scalability, stability, and interoperability.

Testing Tools 55

Testing Tools Best Practices Performance Testing Testing 55

Testsigma

DECEMBER 12, 2020

But since subgrids are not yet incorporated in Google Chrome, your element either would be dislocated or work differently altogether. Today, you will hardly find anyone using Google Chrome 60. For example, a selenium grid infrastructure , device infrastructure, browser maintenance, integrated tools etc.

Testing 53

Testing Operating System Website Latency 53

Alex Russell

MARCH 6, 2021

The scale of the effect can be deeply situational or hard to suss out without solid metrics. The Moto G4 , for example. Since then, the metrics conversation has moved forward significantly, culminating in Core Web Vitals , reported via the Chrome User Experience Report to reflect the real-world experiences of users.

Performance 124

Performance Network Cache Metrics 124

The Morning Paper

JULY 7, 2019

Previously on The Morning Paper we’ve looked at the spread of machine learning through Facebook and Google and some of the lessons learned together with processes and tools to address the challenges arising. Software engineering for machine learning: a case study Amershi et al., ICSE’19. Today it’s the turn of Microsoft.

Software Engineering 92

Software Engineering Engineering Software Software 92

Alex Russell

JULY 14, 2021

Google's Search App and Facebook's various apps for Android undermine these choices in slightly different ways. [3] Developers also suffer higher costs and reduced opportunities to escape Google, Facebook, and Apple's walled gardens. This reduces friction and commensurately increases "engagement" metrics. [6].

Google 121

Google Mobile Engineering Internet 121