Brendan Gregg

SEPTEMBER 25, 2021

The broken Java stacks turned out to be beneficial: They helped group together the os::javaTimeMillis() calls which otherwise might have have been scattered on top of different Java code paths, appearing as thin stacks everywhere. Without NMI, some kernel code paths (interrupts disabled) can't be profiled.

Speed 52

Speed Java AWS Virtualization 52

Dynatrace

JULY 13, 2021

As organizations aim for faster delivery of value to their customers, the frequency of releases inevitably increases, which introduces risks and uncertainty into production systems—unless automated tests and quality gates can be leveraged to provide confidence. What are quality gates? Shift left your SRE practices.

Cloud 241

Cloud DevOps Benchmarking Speed 241

Dynatrace

FEBRUARY 10, 2022

In today’s world, the speed of innovation is key to business success. Static Application Security Testing (SAST) solutions are a traditional way of addressing this. Static Application Security Testing (SAST) solutions are a traditional way of addressing this. Unfortunately, they also introduce risk.

Traffic 234

Traffic Benchmarking Innovation Java 234

Scalegrid

JANUARY 25, 2024

Key metrics like throughput, request latency, and memory utilization are essential for assessing Redis health, with tools like the MONITOR command and Redis-benchmark for latency and throughput analysis and MEMORY USAGE/STATS commands for evaluating memory. <code> 127.0.0.1:6379> <code> 127.0.0.1:6379>

Metrics 130

Metrics Monitoring Latency Cache 130

Smashing Magazine

MARCH 2, 2021

The State Of Mobile And Why Mobile Web Testing Matters. The State Of Mobile And Why Mobile Web Testing Matters. And to ensure the quality of a product, we always need to test — on a number of devices, and in a number of conditions. What’s a representative device to test on in 2021? Kelvin Omereshone. State Of Mobile 2021.

Mobile 133

Mobile Testing Website Benchmarking 133

Speed Curve

OCTOBER 25, 2023

Fighting regressions should be the top priority of anyone who cares about the speed of their site. Fighting regressions should be the top priority of anyone who cares about the speed of their site. READ : How to create a competitive benchmark dashboard ––––– 4. This is the place to find that out.

Benchmarking 62

Benchmarking Metrics Website Monitoring 62

Brendan Gregg

SEPTEMBER 25, 2021

The broken Java stacks turned out to be beneficial: They helped group together the os::javaTimeMillis() calls which otherwise might have have been scattered on top of different Java code paths, appearing as thin stacks everywhere. Without NMI, some kernel code paths (interrupts disabled) can't be profiled. But I'm not completely sure.

Speed 40

Speed Java AWS Virtualization 40

Smashing Magazine

AUGUST 9, 2022

PageSpeed Compare is a page speed evaluation and benchmarking tool. Network and CPU are throttled for lab data tests for more realistic conditions. Running the test takes a while, as each web page test is done one at a time. The tests can be run for both mobile and desktop. PageSpeed Compare.

Performance 130

Performance Benchmarking Website Metrics 130

Speed Curve

DECEMBER 21, 2022

Expanded our test agent locations to bring you even more places to test from worldwide. Your current competitive benchmarks status. As you may already know, we run full Lighthouse audits on every page you test in synthetic. Expanded Industry Speed Benchmarks. The current status of your performance budgets.

Benchmarking 52

Benchmarking Retail Traffic Metrics 52

Dotcom-Montior

AUGUST 5, 2020

Page speed has been a key factor in Google’s ranking algorithm since 2010 , so it is essential to understand the various ways you can optimize your pages and why implementing synthetic monitoring can ensure your pages perform flawlessly and revenue isn’t lost. Remember, speed is key to the user experience. Optimize Your Pages.

Website 92

Website Speed Cache Traffic 92

HammerDB

APRIL 19, 2023

Therefore, before we attempt to measure our database performance, we should know the system or cloud instance to be tested in detail. Benchmarking the target Two of the more popular database benchmarks for MySQL are HammerDB and sysbench. This allows us to know our operating environment and its capability. 4.22 %usr 38.40

Performance 54

Performance Benchmarking Cache Storage 54

Particular Software

SEPTEMBER 20, 2021

Sometimes developers only care about speed. Why RPC is “faster” It’s tempting to simply write a micro-benchmark test where we issue 1000 requests to a server over HTTP and then repeat the same test with asynchronous messages. But that’s just a micro-benchmark and doesn’t tell you the whole story.

Benchmarking 97

Benchmarking Latency Servers Systems 97

HammerDB

JUNE 27, 2022

This post is targeted towards the questions most often asked by non-technical management who want to get up to speed on what HammerDB is (what it isn’t) and how it can benefit their organization. HammerDB is a software application for database benchmarking. What is HammerDB? HammerDB development.

Benchmarking 62

Benchmarking Open Source C++ Cache 62

John McCalpin

APRIL 2, 2020

To show that I can criticize my own work as well, here I show that sustained memory bandwidth (using an approximation to the STREAM Benchmark ) is also inadequate as a single figure of metric. (It Building separate models for each of the benchmarks was required to get the correct asymptotic properties.

Benchmarking 59

Benchmarking Performance Latency Architecture 59

Speed Curve

DECEMBER 13, 2023

Background For this performance audit, I looked at this synthetic test for the LEGO.com home page. (We We track LEGO.com, along with a handful of other leading ecommerce sites, in our public-facing Retail Benchmarks dashboard , which I encourage you to check out. Use code splitting judiciously. Let's dig deeper.

Performance 67

Performance Retail Benchmarking Ecommerce 67

Speed Curve

NOVEMBER 1, 2022

Page labels give you the ability to: Compare and benchmark similar pages across different sites. Compare and benchmark similar pages across different sites. For synthetic testing, page labels give you the ability to add URLs to a defined segment. When you configure a synthetic test, you provide the URL as well as a page label.

Benchmarking 57

Benchmarking Best Practices Monitoring Traffic 57

KeyCDN

AUGUST 29, 2019

Running speed tests with tools like Google PageSpeed Insights , WebPageTest , or KeyCDN’s Website Speed Test are always a good way to help gauge your website’s performance. Why Care About Page Speed? There are a multitude of reasons why you should care about page speed. A site which loads in 2.6

Google 103

Google Cache Speed Analytics 103

KeyCDN

DECEMBER 8, 2022

We will also discuss how you can speed up your slow WordPress site. Many factors affect the speed of your WordPress website; some of them are: Your web host Server-side optimizations (PHP version, compression, caching, etc.) Several website speed testing tools available could be used for this purpose.

Cache 52

Cache Website Speed Website Performance 52

Percona

JANUARY 24, 2023

There will be a considerable gain if we combine this with other sets of great improvements in WAL archiving in PostgreSQL 15, as discussed in previous posts New WAL Archive Module/Library in PostgreSQL 15 and Speed Up of the WAL Archiving in PostgreSQL 15. I couldn’t see any adverse effect on the TPS on quick tests.

Database 118

Database Benchmarking Open Source Latency 118

Alex Russell

JANUARY 30, 2024

HTML, CSS, images, and fonts can all be parsed and run at near wire speeds on low-end hardware, but JavaScript is at least three times more expensive, byte-for-byte. India's speed test medians are moving quickly, but variance is orders-of-magnitude wide, with 5G penetration below 25% in the most populous areas.

Performance 90

Performance Network Mobile Speed 90

The Morning Paper

SEPTEMBER 24, 2020

Being static , it has the advantage that analysis results can be produced solely from source code without the need to execute the program. This means for example that it can be applied to analyse source code repositories and pull requests, be used as an additional test in CI pipelines, and even give assistance in your IDE if it’s fast enough.

Java 80

Java Cache Benchmarking Programming 80

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. Site speed & SEO go hand in hand. Inclusive Components. Using Webpagetest.

Performance 75

Performance Social Media Website Website Performance 75

Smashing Magazine

JUNE 2, 2021

Every front-end developer is chasing the same holy grail of performance: green scores in Google Page Speed. Real-life performance for your users and how the website “feels” when you’re using it should not be discounted, even if it costs you a point or two in Page Speed (otherwise, we would all just have a search bar and unstyled text).

Performance 115

Performance Cache Website Mobile 115

Smashing Magazine

JANUARY 11, 2021

Have we optimized enough with tree-shaking, scope hoisting, code-splitting, and all the fancy loading patterns with intersection observer, progressive hydration, clients hints, HTTP/3, service workers and — oh my — edge workers? You can then mimic the 90th percentile’s experience for testing. Quick Wins.

Performance 145

Performance Cache Media Metrics 145

Smashing Magazine

JUNE 1, 2022

You’ve tested and retested the site for errors. In many cases, they can be super convenient to add or remove without having to push code changes to the site. With detailed code walkthroughs , hands-on examples and common gotchas — all broken down into short, manageable lessons. You’ve agonized over design patterns and usability.

Website 131

Website Design Network Best Practices 131

KeyCDN

JUNE 20, 2019

eCommerce Conversion Rate Benchmarks First off, we’ll start with some benchmarks. The lower conversion rate on mobile could be due to a variety of reasons including the website not being responsive for mobile devices, the speed isn’t up to par, etc. Improve Site Speed In 2019, having fast site speed is imperative.

Ecommerce 41

Ecommerce Speed Website Mobile 41

Speed Curve

JULY 2, 2013

SpeedCurve focuses on a third which I like to call web performance benchmarking. It's often called synthetic testing as tests are run from servers in a data centre and don't accurately represent what speeds an actual user might get. Web Performance Benchmarking. Uptime Monitoring. Real User Monitoring.

Benchmarking 40

Benchmarking Performance Website Analytics 40

Speed Curve

JUNE 24, 2019

Keep reading to learn how you can apply these best practices to your own site and give your pages a speed boost. Speed Index (synthetic only): 4 seconds recommended. Changes to your code base. One of the most effective ways to fight performance regression is to integrate performance testing into your continuous delivery process.

Performance 78

Performance Best Practices Metrics Mobile 78

Smashing Magazine

JANUARY 6, 2020

Is it worth exploring tree-shaking, scope hoisting, code-splitting, and all the fancy loading patterns with intersection observer, server push, clients hints, HTTP/2, service workers and — oh my — edge workers? Testing And Monitoring. You can then mimic the 90th percentile’s experience for testing. Table Of Contents.

Performance 145

Performance Cache Network Metrics 145

Alex Russell

OCTOBER 22, 2017

Budgets are scaled to a benchmark network & device. Automating testing against an objective baseline. Therefore, while a 150KB image won’t appreciably increase TTI, 150KB of JS will delay interactivity by the time required to: Request the code, including DNS, TCP, HTTP, and decompression overhead. Execute the script.

Performance 68

Performance Benchmarking Network Mobile 68

CSS - Tricks

JUNE 5, 2020

In 2015, Google published a blog post announcing Brotli and released its source code on GitHub. I had several tricks that could significantly speed up websites. In my benchmarks, Brotli:11 takes several hundred milliseconds to compress a single minified jQuery file. Brotli’s beginning…. This was really disappointing for me.

Cache 79

Cache Website Servers Open Source 79

Enprowess

SEPTEMBER 20, 2021

This JS library uses elements – isolated items of code that may be used to create a lot of complicated logic and UIs. Its giant community develops a vast ecosystem of packages, third-party libraries, tools, and extensions with all the major IDEs’ and Code Editors’ support. React vs Vue: Popularity & Support. . Flux and Redux).

Open Source 52

Open Source Mobile Scalability Google 52

Rigor

FEBRUARY 15, 2018

And if you do work for a startup or small organization with no budget for performance, there are plenty of free tools on the market you can use to run one-off performance tests until you’re able to invest. So you don’t know how to code? I don’t either, but I set up Benchmark, Uptime, API, and Real Brower Checks every day.

Ecommerce 40

Ecommerce Retail Performance Benchmarking 40

SQL Server According to Bob

SEPTEMBER 26, 2016

Performance issues surrounding Availability Groups typically were related to disk I/O or network speeds. We needed to start thinking about how fast can we replicate to a synchronous secondary replica in terms of % of the speed of a standalone workload. As we moved towards SQL Server 2014, the pace of hardware accelerated.

Availability 40

Availability Servers Hardware Benchmarking 40

Randon ASCII

APRIL 17, 2018

This weeks’ blog post covers a technique you can use to make all file operations on Windows run at one tenth their normal speed (or slower), in a way that will be untraceable for most users! When you own all of the code then this may involve some back of the envelope estimates, competitive benchmarking, or intuition tuned by experience.

Monitoring 43

Monitoring C++ Code Processing 43

Rigor

SEPTEMBER 11, 2019

list of those who are making a significant impact on speeding up the web today. Developers representing hundreds of companies work together at these meetups to become masters in performance metrics and the latest trends in measuring site speed.) We at Rigor respect many web performance leaders around the world. Rachel Andrew.

Performance 89

Performance Education Google Website 89

Rigor

OCTOBER 30, 2019

Because it doesn’t require adding any code, you can track not only your own pages but also any competitor pages. The Lighthouse Performance score is based on some of the most important performance metrics : First Contentful Paint, First Meaningful Paint, Speed Index, Time to Interactive, First CPU Idle, and Estimated Input Latency.

Google 51

Google Best Practices Energy Website 51