Brendan Gregg

JULY 4, 2021

I summarized these topics and more as a plenary conference talk, including my own predictions (as a senior performance engineer) for the future of computing performance, with a focus on back-end servers. Ford, et al., “TCP

Performance 140

Performance Latency Hardware Storage 140

Brendan Gregg

FEBRUARY 28, 2023

The video is now on [YouTube]: The slides are [online] and as a [PDF]: first prev next last / permalink/zoom In Q&A I was asked about CXL (compute express link) which was fortunate as I had planned to cover it and then forgot, so the question let me talk about it (although Q&A is missing from the video). Ford, et al., “TCP

Performance 110

Performance Latency Cache Virtualization 110

Speed Curve

DECEMBER 21, 2022

Jumped into in-person events, and were so happy to catch up with some of you at SmashingConf and performance.now() (You can watch videos of my talk about performance budgets and Andy Davies' talk about third parties.). Expanded Industry Speed Benchmarks. Lots of new videos! Keep reading for a full recap of the past year.

Benchmarking 52

Benchmarking Retail Traffic Metrics 52

The Morning Paper

OCTOBER 4, 2020

We are standing on the eve of the 5G era… 5G, as a monumental shift in cellular communication technology, holds tremendous potential for spurring innovations across many vertical industries, with its promised multi-Gbps speed, sub-10 ms low latency, and massive connectivity. What about UHD video? energy consumption).

Energy 130

Energy Latency Performance Network 130

Dynatrace

OCTOBER 28, 2021

In 2009, the purveyor of online videos migrated to AWS cloud infrastructure to deliver its entertainment to a growing audience. In 2010, Netflix introduced a technology to switch production software instances off at random — like setting a monkey loose in a server room — to test how the cloud handled its services.

Engineering 230

Engineering Entertainment Cloud Infrastructure 230

CSS Wizardry

JANUARY 31, 2019

If you’re streaming video, the difference between a 2Mb 1 connection and a 20Mb connection will surely be appreciated. Where bandwidth deals with capacity, latency is more about speed of transfer 2. If I wanted to speed up the delivery of these images, I am unlikely to get any real gains through optimising them further.

Latency 133

Latency Network Speed Servers 133

KeyCDN

DECEMBER 8, 2022

A WordPress website comprises many parts, including web servers and their settings, different plugins, and themes. We will also discuss how you can speed up your slow WordPress site. One of the most important factors that affect your speed is the server optimization implemented by your web host. Why is WordPress slow?

Cache 52

Cache Website Speed Website Performance 52

Speed Curve

SEPTEMBER 4, 2013

Why speed matters, examples of the impact saving a few seconds of load time has had on revenue and engagement. Bandwidth, latency and it's fundamental impact on the speed of the web. Real User Monitoring (RUM) Pingdom New Relic (also backend, database and server health monitoring) Google Analytics mPulse. Performance Checklists.

Speed 40

Speed Benchmarking Latency Mobile 40

The Netflix TechBlog

OCTOBER 7, 2021

An example of this is Netflix’s video player or the TV UI javascript package. In contrast, a server application runs on servers which are typically identical and a routing abstraction can serve sampled traffic to new versions. Client Applications We deal with two classes of client application updates.

Metrics 197

Metrics Mobile Testing Strategy 197

MachMetrics

FEBRUARY 7, 2019

Getting your websites, images, and videos to load quickly is an absolute necessity for inbound marketing success. They get even MORE impatient when it comes to website speed. Factors such as the person’s current network connection and the general speed of the corresponding webpage will be considered. Want proof?

Speed 93

Speed Website Performance Website Mobile 93

Smashing Magazine

SEPTEMBER 28, 2022

The resource loading waterfall is a cascade of files downloaded from the network server to the client to load your website from start to finish. Continue reading below ↓ Meet Smashing Online Workshops on front-end & UX , with practical takeaways, live sessions, video recordings and a friendly Q&A. But what is a Jamstack?

Cache 127

Cache Performance Servers Social Media 127

Brendan Gregg

FEBRUARY 28, 2023

The video is now on YouTube : The slides are online and as a PDF : first prev next last / permalink/zoom In Q&A I was asked about CXL (compute express link) which was fortunate as I had planned to cover it and then forgot, so the question let me talk about it (although Q&A is missing from the video). Ford, et al., “TCP

Performance 52

Performance Latency Cache Virtualization 52

Smashing Magazine

APRIL 17, 2019

Every time you type a URL in the browser address bar, follow a link in a page or even load a resource like an image from a different domain, the browser needs to do a DNS lookup to find the server that holds the resource we’ve requested. One step on from DNS prefetching is preconnecting to a server. Preconnecting. The as Attribute.

Performance 106

Performance Games Servers Cache 106

KeyCDN

OCTOBER 3, 2019

Google has been working for quite some time to speed up its network protocols in order to minimize website response times. After HTTP/2 has fulfilled its task of speeding up HTTP(S) and has become the basis for fast TLS connections, QUIC goes one step further by aiming to replace the TCP transport protocol in the Internet.

Transportation 51

Transportation Internet Internet Google 51

Particular Software

MARCH 1, 2021

The servers themselves, cabling, network switches, racks, load balancers, firewalls, power equipment, air handling, security, rent/mortgage, not to mention experienced staff to keep it all running smoothly, all come with a cost. With cloud-based server resources, this equation changes only slightly.

Transportation 98

Transportation Network Cloud Design 98

MachMetrics

OCTOBER 12, 2020

Check out this video , where Mathias Biilmann talks about his realization that bringing the Smashing Magazine website over from WordPress to a static site using the JAMstack and Netlify hosting would make it load around 6 times faster! Everyone should just use a static site generator and experience incredible speed increases?

Website 52

Website Speed Traffic Database 52

Brendan Gregg

JULY 4, 2021

I summarized these topics and more as a plenary conference talk, including my own predictions (as a senior performance engineer) for the future of computing performance, with a focus on back-end servers. Ford, et al., “TCP

Performance 52

Performance Latency Hardware Storage 52

Testsigma

SEPTEMBER 9, 2021

This is due to the fact that the cloud enables the provisioning of test servers on demand. This also ensures unused servers are not sitting idle. This feature can further speed up your test case execution. To help you debug the test cases easily, Testsigma provides logs, screenshots and videos of failures.

Cloud 59

Cloud Testing Mobile Scalability 59

IO River

NOVEMBER 2, 2023

Now, with viewers all over the world expecting flawless and high-definition streaming, video providers have their work cut out for them. What Comprises Video Streaming - Traffic CharacteristicsWith the emphasis on a high-quality streaming experience, the optimization starts from the very core. Those days are long gone.

Architecture 52

Architecture Performance Internet Internet 52

IO River

NOVEMBER 2, 2023

Now, with viewers all over the world expecting flawless and high-definition streaming, video providers have their work cut out for them. ‍What Comprises Video Streaming - Traffic CharacteristicsWith the emphasis on a high-quality streaming experience, the optimization starts from the very core. Those days are long gone.

Architecture 52

Architecture Performance Internet Internet 52

Testsigma

APRIL 22, 2021

The convenience is unsurpassable, and thanks to the user-friendly functionalities, even our grandparents seamlessly book cabs, play games, and video call us. . It fixes any potential errors before the apps go into the production server. Mobile apps are here to stay. Imagine the possibilities. Do You Really Need Real Mobile Devices?

Mobile 55

Mobile Testing Games Scalability 55

O'Reilly

DECEMBER 2, 2019

High-speed networks through 5G may represent the next generation of cord cutting. I don’t need more bandwidth for video conferences or movies, but I would like to be able to download operating system updates and other large items in seconds rather than minutes. We were supposed to have fiber to the home by now. I don’t, do you?

Wireless 53

Wireless Serverless IoT Artificial Intelligence 53

Testsigma

APRIL 16, 2021

Easy set-up process, but it’s important to note that setting up Appium is easy for programmers only because it requires solid programming skills for configuring the server. Speed matters and the Appium framework is relatively slow because of its architecture. Start automating your android UI tests the easy way. Signup Now.

Testing 52

Testing Open Source Mobile Java 52

Tim Kadlec

NOVEMBER 2, 2020

Instead, they adjusted the design, switching from spinners to a skeleton screen that incrementally filled in as content arrived back from the server. All that research about how time perception speeds up during an active waiting state? We have a grid of boxes where the videos are going to display, and some circles for thumbnail images.

Best Practices 145

Best Practices Network Mobile Speed 145

MachMetrics

JULY 27, 2018

There are several theories about why this performance drops – could be related to video processing, or perhaps the RDP session – but what’s obvious is that CPU is much higher than it used to be. The pricing for Windows servers on Amazon EC2 is over twice as much as the Linux alternative. Linux: $0.085 per Hour.

Speed 40

Speed Hardware Internet Internet 40

Rigor

SEPTEMBER 11, 2019

list of those who are making a significant impact on speeding up the web today. Follow him on Twitter @ RickByers and be sure to watch the video of his conversation at Chrome Dev Summit 2016 , where he discussed the ways Chrome is “improving predictability for developers.” Here is our (ever-growing!) Rachel Andrew.

Performance 89

Performance Education Google Website 89

All Things Distributed

AUGUST 13, 2013

For example, baseball fans want to know as soon as their favorite team player hits a home run, so they can watch a video replay and catch the rest of the game. Developers address these use cases with push notifications, which are short messages pushed from a backend server to a specific application on an end user''s mobile device.

Mobile 108

Mobile Development AWS Games 108

KeyCDN

SEPTEMBER 12, 2019

When it comes to marketing your website, there are a lot of different aspects to consider, such as speed, SEO, conversation rates, bounce rate, and many others. Image CDN Using a content delivery network like KeyCDN, or what we also call an image CDN , can be one of the easiest and fastest ways to speed up the delivery of your images.

Social Media 106

Social Media Media Google Website 106

Tim Kadlec

OCTOBER 8, 2015

They had a timer visible to both the customer and the server. One of the most absurd happened when a customer informed the server that part of their order was missing. The server had the customer first drive forward a few feet, and then back up to the window. There were some rather silly and unintended side effects.

Cache 75

Cache Google Mobile Open Source 75

Smashing Magazine

SEPTEMBER 3, 2021

It can be hard to visualize the huge network of hardware that allows you to send a request for a page to a server and then receive a response back. I find it slightly reassuring that, despite there being many websites with very low speeds and high emissions, most of the results are clustered in the bottom right of the chart.

Website 136

Website Energy Internet Internet 136

Smashing Magazine

NOVEMBER 22, 2021

A website’s performance can make or break its success, yet in August 2020, despite many improvements we had previously made, such as implementing Server-Side Rendering (SSR), the ratio of Wix websites with good Google Core Web Vitals (CWV) scores was only 4%. Dan Shappir. 2021-11-22T10:30:00+00:00. 2021-11-22T11:06:56+00:00.

Website 127

Website Performance Google Media 127

The Netflix TechBlog

SEPTEMBER 2, 2020

A span: Represents a unit of work, such as a network call from one service to another (a client/server relationship) or a purely internal action (e.g., In Edgar’s early days, as we strove to build valuable abstractions on top of trace data, the Edgar team first targeted streaming video use cases. starting and finishing a method).

Latency 296

Latency Transportation Engineering Traffic 296

Smashing Magazine

JULY 29, 2019

The speed of mobile networks, too, varies considerably between countries. Perhaps surprisingly, users experience faster speeds over a mobile network than WiFi in at least 30 countries worldwide, including Australia and France. South Korea has the fastest mobile download speed , averaging 52.4 per GB respectively. Mbps upload.

Cache 97

Cache Google Mobile Network 97

Smashing Magazine

AUGUST 3, 2023

Largest Contentful Paint (LCP) LCP measures the perceived load speed of a webpage from a user’s perspective. This could be an image, a block of text, or even an embedded video. Time To First Byte (TTFB) This is the time it takes for the first piece of information from the server to reach the user’s browser.

Performance 74

Performance Cache Traffic Metrics 74

Smashing Magazine

OCTOBER 29, 2019

Speed Up Your Website With WebP. Speed Up Your Website With WebP. On2 had worked on a number of video compression technologies, which ended up serving as the basis for Google’s new audiovisual format WebM and next-gen image format WebP. Still, it takes a bit of work to modify the origin servers to make this happen.

Website 72

Website Speed Cache Google 72

Smashing Magazine

AUGUST 22, 2021

A Primer on Speed. Discussing performance and “speed” can quickly get complex, because many underlying aspects contribute to a web-page loading “slowly”. 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). and prior (a)).

Performance 106

Performance Network Latency Servers 106

Smashing Magazine

MARCH 2, 2021

This goes way beyond basic optimizations such as color contrast and server response times. Also, there was a 65% increase in video consumption on mobile devices in 2020. According to Tim Kadlec (video), that’s an Android device that’s couple of years old, and costs around $200. What’s a representative device to test on in 2021?

Mobile 135

Mobile Testing Website Benchmarking 135