Brendan Gregg

FEBRUARY 28, 2023

References I've reproduced the references from my SREcon22 keynote below, so you can click on links: [Gregg 08] Brendan Gregg, “ZFS L2ARC,” [link] , Jul 2008 [Gregg 10] Brendan Gregg, “Visualizations for Performance Analysis (and More),” [link] , 2010 [Greenberg 11] Marc Greenberg, “DDR4: Double the speed, double the latency?

Performance 52

Performance Latency Cache Virtualization 52

Speed Curve

JUNE 14, 2021

My journey into performance started in the late 1990s, while I was working for an elearning provider and discovering the challenges of delivering rich content over the internet. I think this was the first time I’d seen someone bring strong visual design to a web performance product, and it was lovely.

Retail 52

Retail Internet Internet Education 52

Dotcom-Montior

JUNE 15, 2020

The entire country of China’s internet connectivity is shielded by the Great Firewall (GFW). There are three state-owned ISP providers, China Unicom, China Telecom, and China Mobile , that control internet in China. The most recent technology automatically shuts internet off whenever blacklisted URLs are accessed.

Monitoring 52

Monitoring Performance Artificial Intelligence Internet 52

Smashing Magazine

NOVEMBER 2, 2021

Application leaders for digital commerce technologies must plan for PWAs when designing digital commerce experiences”. This also implies that you don’t have to spend additional time and money on creating a PWA to suit various devices, greatly speeding up time-to-market. The Design Gives Ground For Utmost Usability. Why is that?

Code 74

Code Cache Retail Mobile 74

Jos

JUNE 2, 2018

At the same time, they open a door to lots of concepts that might be overwhelming: PRPL, RAIL, Paint Timing API, TTI, HTTP/2, Speed Index, Priority Hints and more … Why Performance doesn’t get Prioritized Web performance at organizations is a real challenge. Ideally, shoot for 30% speed improvements. A screenshot of Lighthouse 3.0,

Performance 237

Performance Speed Google Media 237

MachMetrics

DECEMBER 27, 2019

While it’s important to check various speed metrics , the Web Almanac uses data from the Chome UX Report which focuses on how Chrome users actually experience the web. As we mentioned in our article Average Page Load Times for 2020 , mobile page speed is a huge deal going forward. First Contentful Paint. Time To First Byte.

Performance 52

Performance Speed Website Mobile 52

Tim Kadlec

AUGUST 14, 2018

The area he was in was served by satellite internet access, and experienced significant latency (a floor of 506 milliseconds) and packet loss (between 50-80% was typical). To counter this, the school he was visiting sets up their own local caching server. But, as he explains, this approach falls apart when HTTPS gets involved.

Cache 64

Cache Mobile Servers Latency 64

Jos

JUNE 2, 2018

At the same time, they open a door to lots of concepts that might be overwhelming: PRPL, RAIL, Paint Timing API, TTI, HTTP/2, Speed Index, Priority Hints and more …. UI/UX : There is usually a designer and/or UX person that sets the look & feel and information architecture. Ideally, shoot for 30% speed improvements.

Performance 130

Performance Speed Google Media 130

Smashing Magazine

DECEMBER 23, 2020

It doesn’t come as a surprise, considering the benefits of higher conversion rates, customer engagement, decreased page loading speed, and lower costs on development and overhead. The service workers enable the offline usage of the PWA by fetching cached data or informing the user about the absence of an Internet connection.

Cache 123

Cache Internet Internet Google 123

High Scalability

JULY 20, 2018

That means multiple data indirections mean multiple cache misses. DonHopkins : NeWS differs from the current technology stack in that it was all coherently designed at once by James Gosling and David Rosenthal, by taking several steps back and thinking deeply about all the different problems it was trying to solve together.

Internet 121

Internet Internet Scalability Automotive 121

MachMetrics

JUNE 30, 2021

Website performance & speed plays a major role in the success of an online business. Many people often confuse site speed with page speed grades of performance testing tools, which are actually calculated based on multiple factors of a page including its loading speed. How to get these matrics right and not mess up?

Cache 78

Cache Speed Google Website 78

All Things Distributed

JUNE 21, 2017

Today, I'm excited to announce the general availability of Amazon DynamoDB Accelerator (DAX) , a fully managed, highly available, in-memory cache that can speed up DynamoDB response times from milliseconds to microseconds, even at millions of requests per second. DynamoDB was the first service at AWS to use SSD storage.

Speed 121

Speed Cache Latency AWS 121

The Morning Paper

JANUARY 23, 2020

Trade-offs under pressure: heuristics and observations of teams resolving internet service outages , Allspaw, Masters thesis, Lund University 2015. This is part 2 of our look at Allspaw’s 2015 master thesis (here’s part 1 ). 1:06pm reports of the personalised homepage having issues start appearing from multiple sources.

Internet 53

Internet Internet Cache Engineering 53

IO River

NOVEMBER 2, 2023

Fundamentally, internet traffic can be broadly categorized into static and dynamic content. Yes, it’s a single file, but that’s not how it’s stored on the internet. Given its unchanging nature, static content is ideal for caching. BandwidthImagine the internet as a ramified web of pipelines, each varying in size.

Architecture 52

Architecture Performance Internet Internet 52

Smashing Magazine

AUGUST 20, 2021

Piecing together a website using a WYSIWYG editor and seeing the code it generated was a fascinating and educational experience that sparked an initial interest in web design. I had my website with funny photos and links to favorite websites live on the internet, and better yet, I could edit directly on the server. More after jump!

Ecommerce 139

Ecommerce Website Government Internet 139

IO River

NOVEMBER 2, 2023

Fundamentally, internet traffic can be broadly categorized into static and dynamic content. Yes, it’s a single file, but that’s not how it’s stored on the internet. BandwidthImagine the internet as a ramified web of pipelines, each varying in size. A video, being a digital asset, is also based on these two parts.

Architecture 52

Architecture Performance Internet Internet 52

All Things Distributed

OCTOBER 2, 2017

With these requirements in mind, and a willingness to question the status quo, a small group of distributed systems experts came together and designed a horizontally scalable distributed database that would scale out for both reads and writes to meet the long-term needs of our business. This was the genesis of the Amazon Dynamo database.

Internet 128

Internet Internet AWS Performance 128

Tim Kadlec

OCTOBER 17, 2010

In my conversations with designers and developers who don’t optimize, a few of the same myths are constantly brought up. Most of us work on connections that are typically quite a bit faster than that of the average internet user. High performance and beautiful design are mutually exclusive. 21% less searches.

Performance 40

Performance Energy Google Internet 40

Smashing Magazine

NOVEMBER 17, 2022

Today, creating content on the Internet is the norm, not the exception. Web performance refers to the speed at which a website loads, how fast it’s downloaded, and how an app is displayed on the user’s browser. A Guide To Image Optimization On Jamstack Sites. Alba Silvente. 2022-11-17T10:00:00+00:00. 2022-11-17T14:33:01+00:00.

Media 105

Media Cache Website Mobile 105

Smashing Magazine

OCTOBER 29, 2019

Speed Up Your Website With WebP. Speed Up Your Website With WebP. Considering how important images are to web design, this isn’t an element we can dispose of so easily nor can we afford to cut corners when it comes to optimizing them. Samsung Internet. Suzanne Scacca. 2019-10-29T12:30:59+02:00. 2019-10-29T13:36:09+00:00.

Website 72

Website Speed Cache Google 72

Smashing Magazine

JULY 29, 2019

I hope to raise the profile of difficulties faced by real people, which are avoidable if we design and develop in a way that is sympathetic to their needs. Last time, I navigated the web for a day using Internet Explorer 8. The speed of mobile networks, too, varies considerably between countries. per GB respectively.

Cache 96

Cache Google Mobile Network 96

All Things Distributed

JULY 14, 2015

In just three short years, Amazon DynamoDB has emerged as the backbone for many powerful Internet applications such as AdRoll , Druva , DeviceScape , and Battlecamp. Using streams, you can apply the changes to a full-text search data store such as Elasticsearch, push incremental backups to Amazon S3, or maintain an up-to-date read cache.

Database 167

Database Lambda AWS IoT 167

Percona

JULY 17, 2023

Instead of the table-based structure of relational databases, MongoDB stores data in documents and collections, a design for handling large amounts of unstructured data and for real-time web applications. It’s a good setup for real-time analytics and high-speed logging. It ranks No. And MongoDB is popular across industries.

Open Source 78

Open Source Database Scalability Software 78

Smashing Magazine

APRIL 29, 2022

And slow websites are, in a way, discrimination: The majority of the world’s population don’t have access to high-speed Internet or fast CPUs. Even if your website is designed with usability in mind, these factors impede users from fully benefiting from the website’s features. More after jump! The Architecture Behind Partytown.

Website 80

Website Google Open Source Mobile 80

Smashing Magazine

JANUARY 16, 2023

The images used in the article’s Codepen demonstrations will be integrated with TwicPics to save time in their creation and speed up the optimization of the LCP metric. Meet Adam Silver’s Form Design Patterns , a practical guide to designing and building forms for the web. Jump to table of contents ↬.

Media 104

Media Mobile Website Metrics 104

Enprowess

JANUARY 12, 2022

Web development is evolving at a rapid speed with each passing year. Internet of Things (IoT). And so, it optimizes the page loading speed and reduces the bounce rate. Besides that, these apps do well in areas with a slow internet connection. Its visual design pattern became a mainstream trend in web app development.

Blockchain 59

Blockchain IoT Development Serverless 59

Smashing Magazine

JUNE 1, 2022

You’ve spent months putting together a great website design, crowd-pleasing content, and a business plan to bring it all together. You’ve focused on making the web design responsive to ensure that the widest audience of visitors can access your content. You’ve agonized over design patterns and usability. Ken Harker.

Website 131

Website Design Network Best Practices 131

Dotcom-Montior

JUNE 30, 2021

In this current age of the Internet, it’s a common practice to build a website to run your online business. However, like each country has its boundary, the world of Internet is not a world without any control. And the case is especially different, when China’s Internet environment is involved.

Website 52

Website Monitoring Website Performance Performance 52

Dotcom-Montior

JUNE 30, 2020

In this current age of the Internet, it’s a common practice to build a website to run your online business. However, like each country has its boundary, the world of Internet is not a world without any control. And the case is especially different, when China’s Internet environment is involved.

Website 52

Website Monitoring Website Performance Performance 52

Dotcom-Montior

JULY 7, 2020

In this current age of the Internet, it’s a common practice to build a website to run your online business. However, like each country has its boundary, the world of Internet is not a world without any control. And the case is especially different, when China’s Internet environment is involved.

Website 52

Website Monitoring Website Performance Performance 52

MachMetrics

NOVEMBER 22, 2020

If you asked the average internet user how slow a website would need to load before they gave up and left, they might say something like 8 or 10 seconds. Modern design often calls for large “hero” images, video backgrounds, and gifs, all of which are large taxes on bandwidth. So what is the secret to the 2-second website?

Website 57

Website Speed Google Cache 57

Smashing Magazine

AUGUST 22, 2021

This is because HTTP/3 and QUIC mainly help deal with the somewhat uncommon yet potentially high-impact problems that can arise on today’s Internet. A Primer on Speed. Discussing performance and “speed” can quickly get complex, because many underlying aspects contribute to a web-page loading “slowly”.

Performance 105

Performance Network Latency Servers 105

Smashing Magazine

JUNE 25, 2020

Today, we’ll address storing and serving files for both single-server and scalable deployments while considering factors like compression, caching, and availability. cents per gigabyte for storage versus 9 cents per gigabyte of data transfer out to the Internet at the time of writing). Client-Side Caching. In Conclusion.

Media 69

Media Cache Storage AWS 69

Enprowess

MARCH 10, 2022

Here, are some of the pros or benefits of using React: React is easy to learn because of its simple design. It has a material-design-like interface. Additionally, Netflix uses the Reactjs library to boost runtime performance, modularization and increase start-up speed. Advantages of React. Advantages of Angular.

Development 52

Development Google Open Source Servers 52

Smashing Magazine

JANUARY 21, 2019

The term “component” is often used to refer both to functionality and design. Note : Brad Frost’s “ Atomic Design ” is a great methodology for identifying these common patterns and building a reusable design system. Brad Frost identifies five distinct levels in atomic design for creating design systems.

Social Media 64

Social Media Database Media Website 64

KeyCDN

FEBRUARY 14, 2019

Let’s cover some ways to speed up GIF animations on your website and look at some alternative formats that you should consider. Why Speed Up GIF Animations? Speed Up GIF Animations With Compression Tools Due to their nature, it’s not possible to make changes to GIF files without affecting their graphical data.

Speed 50

Speed Website Latency Cache 50

Smashing Magazine

JANUARY 11, 2021

Performance isn’t just a technical concern: it affects everything from accessibility to usability to search engine optimization, and when baking it into the workflow, design decisions have to be informed by their performance implications. Note : If you use Page Speed Insights or Page Speed Insights API (no, it isn’t deprecated!),

Performance 145

Performance Cache Media Metrics 145