CSS Wizardry

NOVEMBER 9, 2018

Let me address that by combining my two favourite topics: CSS and performance. It’s really, really bad for Start Render performance. The introduction of the Preload Scanner improved web page performance by around 19%, all without developers having to lift a finger. What’s the Big Problem? Avoid using @import in your CSS files.

Network 278

Network Performance Media Cache 278

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. Keptn uses SLO definitions to automatically configure Dynatrace or Prometheus alerting rules. Step-by-step guide: SRE-driven performance analysis with Dynatrace. This is what this blog is all about.

Engineering 192

Engineering Performance Metrics Best Practices 192

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. The elephant in the room: Why does mobile INP perform so poorly? Our stance hasn't changed much since then.

Mobile 54

Mobile Performance Metrics Google 54

Rigor

JANUARY 8, 2020

Without a set plan in place, any new script can damage performance, affecting user experience, and, therefore, business KPIs. We noticed a few common misperceptions about web performance budgets that can impact their adoption and setting that we would like to address. Five Common Myths About Web Performance Budgets.

Performance 122

Performance Mobile Metrics Speed 122

Dynatrace

DECEMBER 9, 2020

The flip side of speeding up delivery, however, is that each software release comes with the risk of impacting your goals of availability, performance, or any business KPIs. Scale and automate SRE into your delivery processes with Dynatrace. Each action button in the SLO wizard selects one of these important templates.

Metrics 151

Metrics Engineering Google Monitoring 151

The Agile Manager

JANUARY 31, 2024

To wit: somebody has to hold management accountable for keeping delivery and operations performing within investment parameters and, if it is not, either fix the performance with or without that management or negotiate a change in parameters with investors. None of these definitions are correct, though.

Government 52

Government Best Practices Google Software 52

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. What is Google Lighthouse? Google Lighthouse is one of the best-automated tools available on a web developer's utility belt.

Google 82

Google Latency Website Metrics 82

Smashing Magazine

JANUARY 11, 2021

Front-End Performance Checklist 2021. Front-End Performance Checklist 2021. This guide has been kindly supported by our friends at LogRocket , a service that combines frontend performance monitoring , session replay, and product analytics to help you build better customer experiences. Web performance is a tricky beast, isn’t it?

Performance 145

Performance Cache Media Metrics 145

Dynatrace

APRIL 8, 2021

The key to accomplishing both these goals is having effective mobile app monitoring that quickly identifies the root cause of performance issues. However, because organizations typically use multiple mobile monitoring tools, this process is often far more difficult than it should be. ” Siloed tools generate siloed insights.

Mobile 169

Mobile Monitoring Analytics Google 169

Dynatrace

FEBRUARY 16, 2023

There are many definitions of environmental sustainability, most of which converge on a common theme: collectively and individually, we have a responsibility to act to protect global ecosystems and support health and wellbeing, now and in the future. Sustainability seeks a balance between human activity and the natural world.

Energy 184

Energy Airlines Analytics Transportation 184

Dynatrace

JUNE 6, 2023

In the podcast, Grabner recalled his interview with Kelsey Hightower at the Perform 2023 conference. According to Thair, some ideas about accountability in the software development process promote removing boundaries to enable collaboration, not ownership. “If Wilson compares the changing DevOps landscape to that of observability.

DevOps 162

DevOps Engineering Innovation Best Practices 162

O'Reilly

MARCH 26, 2024

To me, the analogy breaks down before it begins: firstly, LLMs don’t merely blur, but perform highly non-linear transformations, which means you can’t just squint and get a sense of the original; secondly, for the photocopier, the error is a bug, whereas, for LLMs, all errors are features. It’s called Google News Showcase.

Artificial Intelligence 110

Artificial Intelligence Social Media Google Internet 110

Jos

JUNE 17, 2017

In a recent post about Chrome 60 Beta , Google announced the support of the Paint Timing API to get metrics on when your page starts rendering and when the user gets content that can be consumed (more info on the definition of the events below). Here I’m going to describe this new API a bit and show you how to use it. round ( entry.

Google 130

Google Analytics Metrics Speed 130

Smashing Magazine

APRIL 19, 2021

Google has announced that from 1st May, they will start to consider “Page Experience” as part of Search ranking , as measured by a set of metrics called Core Web Vitals. even the Google tools like PageSpeed Insights and the Core Web Vitals report in Google Search Console seem to give confusing information. Barry Pollard.

Google 140

Google Metrics Mobile Analytics 140

Speed Curve

MARCH 7, 2022

If you've been working in the performance space for a while and you hear me start to talk about page growth, I'd forgive you if you started running away. ;). How does page bloat affect other metrics, such as Google's Core Web Vitals? Image size is another issue, as excessive image weight hurts your SEO ranking in Google Image Search.

Mobile 145

Mobile Benchmarking Google Metrics 145

Dynatrace

MARCH 18, 2021

Dynatrace got to explore this challenge as part of our 2021 Perform series when we spoke with Mark Forrester, Digital Readiness Manager for Mitchells & Butlers (M&B) – one of the UK’s largest restaurants and bar groups. Where is the definitive line of BizDevOps?” Why stop at your own virtual walls? Mark asks. “To

DevOps 212

DevOps Metrics Virtualization Strategy 212

Alex Russell

MARCH 6, 2021

Back in 2016, I gave a talk outlining the causes and effects of the terrible performance of web apps built using popular tools on the fastest-growing device segment: low-end to mid-range Android phones. Poor performance has a compound effect on user expectations at an ecosystem level. Live by the link, die by the link.

Performance 124

Performance Network Cache Metrics 124

MachMetrics

APRIL 3, 2020

Luckily we’ve recommended some of the best web performance books to read while stuck at home. High Performance Web Sites: Essential Knowledge For Front-End Engineers. If you’re looking to read optimization ideas from one of the greatest minds in speed performance, look no further. Need a good distraction?

Speed 85

Speed Performance Best Practices Website 85

Dynatrace

SEPTEMBER 28, 2021

While DevOps is often referred to as “agile operations,” the widely quoted definition from Jez Humble, co-author of The DevOps Handbook, calls it “a cross-disciplinary community of practice dedicated to the study of building, evolving, and operating rapidly-changing resilient systems at scale.” Deployment frequency.

DevOps 200

DevOps Metrics Traffic Efficiency 200

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. status, title, description, priority, etc,) and Google Doc and Google Drive for managing data itself.

AWS 204

AWS Open Source Google Speed 204

Smashing Magazine

OCTOBER 24, 2023

The Fight For The Main Thread The Fight For The Main Thread Geoff Graham 2023-10-24T18:00:00+00:00 2023-10-24T22:02:26+00:00 This article is sponsored by SpeedCurve Performance work is one of those things, as they say, that ought to happen in development. But not everything about performance happens directly at the code level, right?

Google 90

Google Analytics Traffic Metrics 90

Speed Curve

MAY 9, 2023

Today at Google I/O 2023, it was announced that Interaction to Next Paint (INP) is no longer an experimental metric. In that time, we've seen people's interest in performance dramatically increase, especially in the world of SEO. When it comes to new performance metrics, it's easy to jump on hype-fuelled bandwagons.

Metrics 96

Metrics Google Mobile Analytics 96

Smashing Magazine

DECEMBER 7, 2023

If you’re reading this before March 2024 and fire up your favorite performance monitoring tool, you’re going to to get a Core Web Vitals report like this one pulled from PageSpeed Insights: ( Large preview ) You’re likely used to seeing most of these metrics. INP will officially replace FID when it becomes an official Core Web Vital metric.

Traffic 94

Traffic Metrics Google Monitoring 94

Dynatrace

AUGUST 28, 2020

To summarize the textbook definition, which originates from engineering and control theory, observability is essentially the ability to understand what is happening inside of a system from the knowledge of its external outputs. Why the three pillars of observability aren’t enough. Obviously, data collection is only the start.

IoT 161

IoT Infrastructure Monitoring Innovation 161

Jos

JUNE 17, 2017

In a recent post about Chrome 60 Beta , Google announced the support of the Paint Timing API to get metrics on when your page starts rendering and when the user gets content that can be consumed (more info on the definition of the events below). Here I’m going to describe this new API a bit and show you how to use it. round ( entry.

Google 100

Google Analytics Metrics Speed 100

Dynatrace

MARCH 18, 2021

Dynatrace got to explore this challenge as part of our 2021 Perform series when we spoke with Mark Forrester, Digital Readiness Manager for Mitchells & Butlers (M&B) – one of the UK’s largest restaurants and bar groups. Where is the definitive line of BizDevOps?” Why stop at your own virtual walls? Mark asks. “To

DevOps 130

DevOps Metrics Virtualization Strategy 130

Smashing Magazine

JANUARY 6, 2020

Front-End Performance Checklist 2020 [PDF, Apple Pages, MS Word]. Front-End Performance Checklist 2020 [PDF, Apple Pages, MS Word]. Web performance is a tricky beast, isn’t it? How do we actually know where we stand in terms of performance, and what our performance bottlenecks exactly are? Vitaly Friedman.

Performance 145

Performance Cache Network Metrics 145

Speed Curve

FEBRUARY 5, 2024

That performance golden rule still holds true today. Google recommends that TTFB be 800ms at the 75th percentile. desc="Time to process request at origin" NOTE: This is not a new API. Charlie Vazac introduced server timing in a Performance Calendar post circa 2018. 80% of end-user response time is spent on the front end.

Servers 57

Servers Cache Retail Benchmarking 57

Testsigma

MARCH 12, 2021

Robotic Process Automation and Test Automation are two confusing terms in testing processes. Similar to TDD and BDD processes, RPA and test automation seem like a single branch of the test segment which is common to be exchanged in communication during planning. What is Robotic Process Automation (RPA)? Source: [link].

Artificial Intelligence 97

Artificial Intelligence Testing Energy Analytics 97

Smashing Magazine

DECEMBER 19, 2021

Sometimes it’s easy enough to find the answer to that question and the site just needs to invest in performance. Sometimes though, it’s a little trickier and, despite thinking your site was great on the performance for some reason it still fails. Many developers have been asking themselves that question lately.

Google 143

Google Traffic Mobile Website 143

CSS - Tricks

DECEMBER 23, 2020

Lighthouse is a free and open-source tool for assessing your website’s performance, accessibility, progressive web app metrics, SEO, and more. It is a suite of tools that help you identify the impact of specific code changes on you site not just performance-wise, but in terms of SEO, accessibility, offline support, and other best practices.

Performance 78

Performance Storage Servers Virtualization 78

Dynatrace

JUNE 25, 2021

In the mid 2000s, Google published their Dapper paper which describes techniques for distributed tracing at Google. Today, distributed tracing is state-of-the-art, and most performance monitoring solutions support at least a flavor of it. A Dynatrace PurePath consists of subpaths, a similar concept to that of traces and spans.

Open Source 199

Open Source Monitoring Google Systems 199

Smashing Magazine

FEBRUARY 24, 2022

How would you measure performance? Other times it’s about how fast a task is performed. Rest assured, all these definitions (and others) would be correct, provided the right context. Rest assured, all these definitions (and others) would be correct, provided the right context. Performance vs Perceived Performance.

Benchmarking 116

Benchmarking Metrics Best Practices Monitoring 116

CSS - Tricks

AUGUST 16, 2019

This week I’ve been brooding about web performance and accessibility. Ethan continues to argue that these issues are so common in AMP that accessibility must not be a priority at all: Since the beginning, Google has insisted AMP is the best solution for the web’s performance problem. The kind of fast that takes your breath away.

Performance 50

Performance Website Speed Latency 50

Percona

DECEMBER 29, 2022

While working as a DBA, we perform many regular tasks, and one of them is upgrading our database systems. There are some techniques to perform a PostgreSQL database upgrade, such as data dump and import, logical replication, or in-site upgrade using pg_upgrade. If all is good, perform the upgrade removing the –check flag.

C++ 83

C++ Open Source Database Programming 83

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

KeyCDN

SEPTEMBER 12, 2019

We normally focus solely on the performance aspect, but today we want to dive into additional ways you can optimize images for the web. The file size of your images of course is very important, but SEO and social media also play an important part in helping your website perform and convert better.

Social Media 106

Social Media Media Google Website 106