Dynatrace

MAY 24, 2021

With three sessions delivered around the globe and all but two presentations delivered live, it was great to set attendance records, and this is a testament to the strength of our partners and the community they create. Recognizing the immense contribution of our partners is truly one of the highlights of our year.

Programming 235

Programming Cloud Virtualization Technology 235

CSS Wizardry

SEPTEMBER 6, 2022

Note that the CSS file is marked as blocking (see the orange cross), and thus carries Highest priority and hits the network first. priority request, and hits the network after the JavaScript. But what presents a slightly more pernicious issue are the regressions that can happen after you successfully implement Critical CSS….

Media 351

Media Cache Network Website 351

Scalegrid

JANUARY 5, 2024

Despite initial investment costs, DBMS presents long-term savings and improved efficiency through automated processes, efficient query optimizations, and scalability, contributing to enhanced decision-making and end-user productivity. Types of DBMS DBMS can be classified into hierarchical, network, relational, and object-oriented types.

Efficiency 147

Efficiency Storage Database Scalability 147

CSS Wizardry

JANUARY 31, 2019

When it comes to network performance, there are two main limiting factors that will slow you down: bandwidth and latency. how long it takes for a bit of data to travel across the network from one node or endpoint to another. Where bandwidth deals with capacity, latency is more about speed of transfer 2. Bandwidth is defined as….

Latency 133

Latency Network Speed Servers 133

Dynatrace

MAY 24, 2021

With three sessions delivered around the globe and all but two presentations delivered live, it was great to set attendance records, and this is a testament to the strength of our partners and the community they create. Recognizing the immense contribution of our partners is truly one of the highlights of our year.

Programming 172

Programming Cloud Virtualization Technology 172

The Netflix TechBlog

NOVEMBER 9, 2021

We were very pleased to see that AV1 streaming improved members’ viewing experience, particularly under challenging network conditions. This allows us to present the content exactly as creatively envisioned on devices and plans which support such high resolution and frame-rate playback.

Media 246

Media Open Source Efficiency Software Engineering 246

Brendan Gregg

JULY 4, 2021

AWS Graviton2); for memory with the arrival of DDR5 and High Bandwidth Memory (HBM) on-processor; for storage including new uses for 3D Xpoint as a 3D NAND accelerator; for networking with the rise of QUIC and eXpress Data Path (XDP); and so on. I also wrote about these topics in detail for my recent [Systems Performance 2nd Edition] book.

Performance 140

Performance Latency Hardware Storage 140

IO River

NOVEMBER 2, 2023

‍A content delivery network (CDN) is a distributed network of servers strategically located across multiple geographical locations to deliver web content to end users more efficiently. A lower RTT indicates a faster network response time and happier end users. What is a CDN?‍A ‍What is CDN Architecture?

Architecture 52

Architecture Cache Performance Latency 52

IO River

NOVEMBER 2, 2023

A content delivery network (CDN) is a distributed network of servers strategically located across multiple geographical locations to deliver web content to end users more efficiently. A lower RTT indicates a faster network response time and happier end users. What is a CDN?‍A Here are a few examples. ‍

Architecture 52

Architecture Cache Performance Latency 52

Jos

JUNE 2, 2018

presented in Google IO 2018 ( source ) These tools make it easier to determine where we need to put emphasis to improve our sites. Also, the speed of my internet connection is humongous and I’m close to data centres located in Stockholm and London. Simulate bad network conditions and slow CPUs and make your project resilient.

Performance 237

Performance Speed Google Media 237

Scalegrid

JANUARY 25, 2024

Effective monitoring of key performance indicators plays a crucial role in maintaining this optimal speed of operation. Throughput Ensuring optimal performance and efficient handling of many queries is crucial for Redis, as it offers exceptional speed and minimal delay. It could also indicate a potential issue, say, an expensive query.

Metrics 130

Metrics Monitoring Latency Cache 130

Rigor

JANUARY 13, 2020

Yet, we wanted to put together our list of the top web performance books for anyone who cares about speed of the web and would like to explore the timeline of web performance engineering milestones over nearly two decades through the lens of published books. High Performance Browser Networking. ” – Andy King, 2003.

Performance 75

Performance Social Media Website Website Performance 75

CSS Wizardry

AUGUST 7, 2019

The reason is because mobile networks are, as a rule, high latency connections. Strap yourself in; here is a non-exhaustive list presented in no particular order: Latency: As above, we’re counting a trip out to and a return trip from the server. Rather, your TTFB represents any number of the items present above.

Latency 269

Latency Ecommerce Servers Mobile 269

Alex Podelko

DECEMBER 19, 2019

Even when I took out the sessions that don’t directly cover the topics of my primary interests as well as mainframe-specific presentations, I ended up with 21 sessions in 2.5 System Performance Estimation, Evaluation, and Decision (SPEED) by Kingsum Chow, Yingying Wen, Alibaba. Something we all struggle with. . See you there!

Efficiency 100

Efficiency Artificial Intelligence Scalability Performance 100

Speed Curve

FEBRUARY 5, 2024

Cue server-timing headers Historically, when looking at page speed, we've had the tendency to ignore TTFB when trying to optimize the user experience. The use of server-timing headers by content delivery networks closes a big gap. For more years than I care to mention, I've been advising folks that their TTFB should be under 500ms.

Servers 57

Servers Cache Retail Benchmarking 57

Speed Curve

SEPTEMBER 4, 2013

Here's the slides from my presentation at the Auckland Web Dev Nights meetup. Why speed matters, examples of the impact saving a few seconds of load time has had on revenue and engagement. The network constraints and what makes the web slow? The network constraints and what makes the web slow? Muti-device challenges.

Speed 40

Speed Benchmarking Latency Mobile 40

Tim Kadlec

NOVEMBER 2, 2020

Users were presented with a simple “either-or” poll. Given the constraints the app faced with the network and web view performance at the time, they were a bit limited on what they could do from a technical perspective. That’s why when I do performance training, I always start with how the browser and network work.

Best Practices 145

Best Practices Network Mobile Speed 145

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 110

Performance Latency Cache Virtualization 110

Dynatrace

NOVEMBER 30, 2022

Monitoring modern IT infrastructure is difficult, sometimes impossible, without advanced network monitoring tools. While the market is saturated with many Network Administrator support solutions, Dynatrace can help you analyze the impact on your organization in an automated manner. Sample SNMP-enabled device configuration. What’s next?

Network 226

Network Infrastructure Metrics Monitoring 226

Jos

JUNE 2, 2018

presented in Google IO 2018 ( source ). 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 …. Also, the speed of my internet connection is humongous and I’m close to data centres located in Stockholm and London.

Performance 130

Performance Speed Google Media 130

Brendan Gregg

JULY 4, 2021

AWS Graviton2); for memory with the arrival of DDR5 and High Bandwidth Memory (HBM) on-processor; for storage including new uses for 3D Xpoint as a 3D NAND accelerator; for networking with the rise of QUIC and eXpress Data Path (XDP); and so on. I also wrote about these topics in detail for my recent [Systems Performance 2nd Edition] book.

Performance 52

Performance Latency Hardware Storage 52

Testsigma

NOVEMBER 11, 2020

Network Disconnections. Network disconnection is a common automation challenge that a QA team faces wherein they find it hard to access databases, VPN, third party services, APIs, specific testing environments, etc. due to unstable network connections. It is not possible to find most of the code smell by manual reviewing.

Testing 85

Testing Mobile Network Analytics 85

The Netflix TechBlog

MARCH 5, 2019

In the last section, we will attempt to feed your curiosity by presenting a set of opportunities that will drive our next wave of impact for Netflix. How can we develop templated detection modules (rules- and ML-based) and data streams to increases speed of development?

Infrastructure 182

Infrastructure Cloud Scalability AWS 182

Testsigma

FEBRUARY 6, 2021

Networks: We have accessibility to different speeds of mobile networks on devices. All of these networks have different data speeds and therefore application experience will differ accordingly. Testing should ensure that the application experience is acceptable on all types of network speeds.

Mobile 52

Mobile Testing Games Operating System 52

Testsigma

APRIL 13, 2021

During compatibility testing of an application, we check the compatibility of the application with multiple devices, hardware, software versions, network, operating systems, and browsers, etc. present on the device without undergoing any application crash or hanging. Compatibility Testing. on an iOS device. Scenario: .

Testing 84

Testing Hardware Mobile Testing Tools 84

CSS Wizardry

OCTOBER 16, 2023

Compressing them over the network: Which compression algorithm, if any, will we use? This is because, at present, algorithms like Gzip and Brotli become more effective the more historical data they have to play with. Connection One thing we haven’t looked at is the impact of network speeds on these outcomes. The Client.

Cache 291

Cache Latency Strategy Speed 291

Dynatrace

NOVEMBER 24, 2021

Quick and easy network infrastructure monitoring. Begin network monitoring by simply deploying an extension with just a few clicks. The topology model for network devices covers simple to complex use cases from visualizing the interfaces of a router to mapping an F5 Big-IP LTM load balancer. Start monitoring in minutes.

Network 212

Network Infrastructure Virtualization Metrics 212

CSS - Tricks

JULY 25, 2019

In this article, we uncover how PageSpeed calculates it’s critical speed score. It’s no secret that speed has become a crucial factor in increasing revenue and lowering abandonment rates. Now that Google uses page speed as a ranking factor, many organizations have become laser-focused on performance. Speed Index.

Google 71

Google Engineering Speed Mobile 71

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. An easy way to compress images is with our image processing service that happens to also be fully integrated into our existing network. Feel free to comment below!

Social Media 106

Social Media Media Google Website 106

Adrian Cockcroft

JUNE 2, 2023

What I learned at GlueCon 2023 — Tipping Points and Generative AI The final slide of my GlueCon keynote featuring a sunset over a pool in Maui — picture by Adrian I’ve presented at GlueCon many times over the last decade or so. You need to be able to innovate fast enough to pivot or reinvent your business model and leverage the change.

Social Media 98

Social Media Innovation Open Source Entertainment 98

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

Rigor

SEPTEMBER 11, 2019

list of those who are making a significant impact on speeding up the web today. Presented here alphabetically by last name: Rachel Andrew. Developers representing hundreds of companies work together at these meetups to become masters in performance metrics and the latest trends in measuring site speed.) Rachel Andrew.

Performance 89

Performance Education Google Website 89

Rigor

NOVEMBER 22, 2019

Tim Kadlec, the designer who brought the phrase “performance budget” from the financial world to the tech world, says that a performance budget is an essential tool for incorporating speed as a feature of page design and ensuring that web performance is front and center in website planning from its earliest stages. VISUALLY COMPLETE.

Performance 45

Performance Metrics Website Speed 45

Dean Hume

JULY 22, 2015

Earlier this year I was lucky enough to get the chance to present at UpFront Conference in Manchester. The presentation itself was based on the importance of mobile web performance and a covered a few guidelines that you can use to improve the speed of your mobile websites. Critical Path Rendering. Responsive images.

Website 40

Website Mobile Speed Network 40

Dean Hume

JULY 22, 2015

Earlier this year I was lucky enough to get the chance to present at UpFront Conference in Manchester. The presentation itself was based on the importance of mobile web performance and a covered a few guidelines that you can use to improve the speed of your mobile websites. Critical Path Rendering. Responsive images.

Website 40

Website Mobile Speed Network 40

Dean Hume

JULY 22, 2015

Earlier this year I was lucky enough to get the chance to present at UpFront Conference in Manchester. The presentation itself was based on the importance of mobile web performance and a covered a few guidelines that you can use to improve the speed of your mobile websites. Critical Path Rendering. Responsive images.

Website 40

Website Mobile Speed Network 40

Alex Russell

JUNE 22, 2022

As we will see, both the present and future of browser engine choice are squarely within Cupertino's control. All iOS browsers present as Safari to developers. This is a malignant form of diversity, not unlike the sort presented by every other lagging engine through the years. But what if there's no better alternative?

Engineering 110

Engineering Traffic Government Google 110