Brendan Gregg

FEBRUARY 28, 2023

At USENIX SREcon22 APAC I gave the opening keynote on the future of computer performance, rounding up the latest developments and making predictions of where I see things heading. This talk originated from my updates to Systems Performance 2nd Edition , and this was the first time I've given this talk in person!

Performance 52

Performance Latency Cache Virtualization 52

Alex Russell

APRIL 29, 2021

Classics of the genre include: Apple's just focused on performance! The Performance Argument. As an engineer on a browser team, I'm privy to the blow-by-blow of various performance projects, benchmark fire drills, and the ways performance marketing (deeply) impacts engineering priorities. Steve & Tim's Close-up Magic.

Media 145

Media Games Education Engineering 145

All Things Distributed

JUNE 21, 2018

As I have talked about before, one of the reasons why we built Amazon DynamoDB was that Amazon was pushing the limits of what was a leading commercial database at the time and we were unable to sustain the availability, scalability, and performance needs that our growing Amazon.com business demanded. The opposite is true.

Database 167

Database AWS Games Latency 167

High Scalability

JANUARY 4, 2019

Sometimes 15GB+ updates to video games are in fact necessary and unavoidable 2. copyconstruct : "GPUs will increase 1000× in performance by 2025, whereas Moore’s law for CPUs essentially is dead. copyconstruct : "GPUs will increase 1000× in performance by 2025, whereas Moore’s law for CPUs essentially is dead.

Internet 29

Internet Internet Scalability Healthcare 29

IO River

NOVEMBER 2, 2023

With the ever-growing demands of the internet, websites and web applications face the challenge of delivering content swiftly and efficiently to users worldwide. Enter the concept of Content Delivery Networks (CDN) with Multiple Origins Load Balancing. Turbocharge Your Content Delivery With CDN Multiple Origins Load Balancer!

Traffic 52

Traffic Cache Servers Latency 52

Testsigma

FEBRUARY 3, 2021

Mobiles have different models, screen resolutions, operating systems, network types, hardware configurations, etc. Functional testing for mobile applications can be performed by-. End-to-End testing – Testing of the whole system together is performed using end-to-end testing. You’d be thinking of a no right?

Mobile 82

Mobile Testing Hardware C++ 82

IO River

NOVEMBER 15, 2023

The OSI Model is like a layer cake of how data moves through networks. This means it specifically looks at the content of the data (like the writing inside our letters from the analogy) rather than just the envelope.So, what is the difference between a Firewall at the application level and network level?Network-level

Traffic 52

Traffic Network Logistics Architecture 52

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

Smashing Magazine

JUNE 1, 2022

You may have a lean, agile, responsive site design only to find it gradually loaded down with more and more “extras” that are often put onto the site by marketing departments or business leaders who are not always thinking about website performance. And JavaScript can certainly make requests for additional network resources.

Website 131

Website Design Network Best Practices 131

IO River

NOVEMBER 2, 2023

With the ever-growing demands of the internet, websites and web applications face the challenge of delivering content swiftly and efficiently to users worldwide. Enter the concept of Content Delivery Networks (CDN) with Multiple Origins Load Balancing. Turbocharge Your Content Delivery With CDN Multiple Origins Load Balancer!

Traffic 40

Traffic Cache Network Servers 40

Smashing Magazine

JANUARY 7, 2019

Front-End Performance Checklist 2019 [PDF, Apple Pages, MS Word]. Front-End Performance Checklist 2019 [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 103

Performance Cache Metrics Network 103

Smashing Magazine

JUNE 30, 2021

iOS empowers developers to easily parallelize code using Grand Central Dispatch , Android does this via their new, unified task scheduler WorkManager and game engines like Unity have job systems. The Problem Of Unpredictable Performance. At the same time, we have a widening performance gap.

Games 145

Games Architecture Code C++ 145

Testsigma

APRIL 13, 2022

Another research supported this conclusion by providing data that depicts 90% of the total internet time of the users is spent on mobile apps. If your mobile app is some arcade game security testing is probably of a minimum priority. Performance related scenarios in mobile testing. Network related scenarios in mobile testing.

Mobile 52

Mobile Social Media Testing Media 52

Testsigma

JANUARY 6, 2022

Today, when people are working from home, they are using personal or company-provided laptops to connect to the office network. Mostly we are using a virtual desktop to stay connected to the organization’s network. Any technical glitch such as a network bandwidth issue can impact the output of the whole organization.

Testing 52

Testing Internet Internet Testing Tools 52

All Things Distributed

DECEMBER 13, 2016

With the launch of the AWS Europe (London) Region, AWS can enable many more UK enterprise, public sector and startup customers to reduce IT costs, address data locality needs, and embark on rapid transformations in critical new areas, such as big data analysis and Internet of Things.

AWS 166

AWS Cloud Artificial Intelligence IoT 166

Dotcom-Montior

JUNE 19, 2017

This review will focus on performing a simple load test with LoadView. LoadView can perform very basic load testing by itself, but for more meaningful testing, you’ll need to download and install the EveryStep script recording tool. One noteworthy feature is the Network Elements Filter. Performing the Load Test.

Performance Testing 40

Performance Testing Testing Performance Virtualization 40

IO River

NOVEMBER 2, 2023

The OSI Model is like a layer cake of how data moves through networks. This means it specifically looks at the content of the data (like the writing inside our letters from the analogy) rather than just the envelope.So, what is the difference between a Firewall at the application level and network level?Network-level

Traffic 40

Traffic Network Logistics Architecture 40

Alex Russell

JULY 14, 2021

Engine diversity is essential, as it is the mechanism that causes competition to deliver better performance, capability, privacy, security, and user controls. Modern browsers like Chrome and Samsung Internet support a long list of features that make web apps more powerful and keep users safer. More on that when we get to iOS.

Google 121

Google Mobile Engineering Internet 121

Smashing Magazine

JULY 29, 2019

Last time, I navigated the web for a day using Internet Explorer 8. Failing that, we are usually able to connect to home or public WiFi networks that are on fast broadband connections and have effectively unlimited data. The speed of mobile networks, too, varies considerably between countries. per GB respectively. Mbps upload.

Cache 96

Cache Google Mobile Network 96

The Morning Paper

JUNE 18, 2019

Control loop SLOs express the active management actions a provider will take, e.g. shedding of low-priority load will occur on over-utilised network links. The VM is reachable from the Internet? Is a performance brownout an outage? Why are SLOs so hard to define? Creating an SLA seems simple: de?

Metrics 79

Metrics Cloud Google Network 79

Testsigma

JUNE 17, 2021

Further that, different methods and tools will be the focus of our post and various steps are discussed needed to perform geolocation testing. Geolocation has proved to be of high importance especially since the market has seen a sudden surge in internet-connected devices. How to perform geolocation testing? Web Application.

Website 52

Website Testing Google Ecommerce 52

Smashing Magazine

NOVEMBER 17, 2022

Today, creating content on the Internet is the norm, not the exception. That is why, today, Web Performance is as important and trendy as having an online presence. Table of Contents: What Is Web Performance? What Is Web Performance? Webpage performance test report for the Smashing Magazine website. Alba Silvente.

Media 105

Media Cache Website Mobile 105

Testsigma

MAY 19, 2021

Infrastructure as a Service is the term used for those cloud-based solutions that provide complete infrastructure to the users including all the overheads, hardware, and networking facilities. As a user, you just need to pay for the services, install low-level requirements and set up the networking. Software as a Service (SaaS).

DevOps 59

DevOps Cloud Artificial Intelligence Infrastructure 59

O'Reilly

OCTOBER 29, 2019

Network propaganda works in much the same way as microphones and music. While many of our systems are vulnerable to attack, social networks have proven the most vulnerable. Attacks on social networks can fly under the radar as “free speech,” even when the speaker is a bot that’s been programmed to manipulate a feedback loop.

Social Media 53

Social Media Media Network Energy 53

Testsigma

NOVEMBER 16, 2021

Considering this requirement and the website load, enterprises generally set up multiple servers and machines that can talk to each other through a network. Internet presence today is more than necessary (if there is any such thing) in post covid times. How should enterprises perform cross-browser testing?

Testing 52

Testing Website Small Business Internet 52

Alex Russell

JUNE 22, 2022

Past swings away from OS default browsers have hinged on the superior features , better performance , improved security , and adequate site compatibility that come from switching. Without the ability to differentiate on features, security, performance, and privacy, what's to sell? What are those mechanisms? A slightly different UI ?

Engineering 110

Engineering Traffic Government Google 110

KeyCDN

SEPTEMBER 20, 2018

Error tracking is a vital component to any web project because it helps you pinpoint performance problems before they get out of hand. Monitoring errors on the front-end requires a bit more work because front-end performance is highly dependant on the user’s hardware, software and connection. What is Error Tracking?

Strategy 67

Strategy Monitoring Website Google 67

All Things Distributed

JULY 13, 2010

Cluster Computer Instances for Amazon EC2 are a new instance type specifically designed for High Performance Computing applications. During my academic career, I spent many years working on HPC technologies such as user-level networking interfaces, large scale high-speed interconnects, HPC software stacks, etc. HPC and Amazon EC2.

Cloud 118

Cloud AWS Automotive Latency 118

Testsigma

SEPTEMBER 23, 2021

A good browser, good apps, a good camera, and fast networking in your smartphone are just expected today. Browsers – Chrome, Firefox, Safari, Internet Explorer, Edge, UC Browser, Opera, etc. For example, consider a gaming application, which is high on GUI and user interaction. – Thorsten Heins.

Testing 52

Testing Website Mobile Testing Tools 52

The Agile Manager

JANUARY 31, 2014

Each major expansion in software development - automation (60s), productivity (80s), internet (90s), mobile (00s) - has been additive to the total stock of software in the world. The growth in demand for software has consistently outpaced the growth in the supply of software developers. This has been the case for well over half a century.

Software 73

Software Software Development Government 73

Alex Russell

AUGUST 30, 2021

2021 court arguments in the case of EPIC Games vs. Apple (slide image). For example, OWNERs and experts in video and audio codecs can agree to extensive changes in their domain but cannot green-light changes in areas such as layout, networking, storage, or JavaScript engines. decoding="async" loading="lazy" />.

Engineering 98

Engineering Open Source Website Operating System 98

Smashing Magazine

SEPTEMBER 3, 2021

The only time the Internet was mentioned was as a tool for communicating with one another without the need to chop down more trees, or for working without a commute. So, when people first started talking about the Internet having similar carbon emissions to the airline industry , I was a bit skeptical. Performance And Emissions.

Website 135

Website Energy Internet Internet 135

Alex Russell

SEPTEMBER 20, 2020

In '07, safety implied an unacceptable performance hit on slow single-core devices with 128MiB of RAM. This challenging situation gave rise to app stores: OS vendors understood that fast-enough-for-games needed dangerous trade-offs. AAA gaming, CAD). The price paid for portability is some hit to theoretical maximum performance.

Hardware 64

Hardware Mobile Programming Java 64

Smashing Magazine

AUGUST 22, 2021

HTTP/3: Performance Improvements (Part 2). HTTP/3: Performance Improvements (Part 2). In this second part, we will zoom in on the performance improvements that QUIC and HTTP/3 bring to the table for web-page loading. HTTP/3 performance features ( current article ). Robin Marx. 2021-08-23T06:20:00+00:00.

Performance 105

Performance Network Latency Servers 105

Smashing Magazine

NOVEMBER 2, 2021

Users who opened a PWA from a smartphone’s browser might even not be aware that they’re using a progressive web app, assuming that it’s just a well-performing site. Therefore, we can conclude that it is reasonable to raise your store’s game by optimizing it for m-commerce. Again, PWAs are sites that run in browsers. Large preview ).

Code 74

Code Cache Retail Mobile 74

High Scalability

OCTOBER 24, 2022

Network effects are not the same as monopoly control. Cloud providers incur huge fixed costs for creating and maintaining a network of datacenters spread throughout the word. The disincentive to game service pricing levels in order to create short-term profits at the expense of long-term investment will be overwhelming.

Cloud 187

Cloud Hardware Infrastructure Innovation 187

Smashing Magazine

AUGUST 9, 2021

Often they make it seem as if HTTP/3 is a revolution in performance, while it is really a more modest (yet still useful!) It was heralded as an amazing performance revolution, with exciting new features such as server push, parallel streams, and prioritization. HTTP/3 performance features ( coming up soon! ). Did You Know?

Transportation 145

Transportation Internet Internet Network 145