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 104

Performance Cache Metrics Network 104

Smashing Magazine

JUNE 10, 2021

Are all the caching headers set correctly? But how do you find all these things causing performance issues? Let me share three tools that will help you spot performance issues and ship high-quality and fast websites. Let me share three tools that will help you spot performance issues and ship high-quality and fast websites.

Cache 106

Cache Website Best Practices Network 106

Brendan Gregg

FEBRUARY 9, 2018

The recently revealed [Meltdown and Spectre] bugs are not just extraordinary issues of security, but also performance. The patches that workaround Meltdown introduce the largest kernel performance regressions I've ever seen. Much of my testing was on Linux 4.14.11 and 4.14.12 a month ago, before we deployed in production.

Performance 75

Performance Benchmarking Cache Tuning 75

SQL Performance

APRIL 13, 2020

His version can be used for the plan cache – the only challenge there is the information is transient, so you may not capture every query that uses a particular index. If possible, I'll also consider execution counts (from Query Store or the plan cache) to not just understand what query uses an index, but how frequently that query executes.

Tuning 137

Tuning Cache Metrics Testing 137

Speed Curve

DECEMBER 6, 2023

At a glance you can see: The status of the deploy The status of your performance budgets (if you have created budgets) An aggregate metric for all of the URLs tested in the deploy (set to Largest Contentful Paint by default) Clicking on any deployment in the list brings up your Deployment Details dashboard. More on that soon!

Cache 57

Cache Retail Testing Code 57

Rigor

SEPTEMBER 17, 2019

Reading time 8 min Rigor’s “The Best in Performance” interview series offers the chance to listen in on conversations with web performance industry experts, thought leaders, and technologists as they discuss current trends, challenges, and lessons that impact the performance and APM space today. Retrospectives.

Performance 68

Performance Traffic Website Performance Testing 68

The Netflix TechBlog

NOVEMBER 3, 2022

We introduce a caching mechanism in the API gateway layer, allowing us to offload processing from singleton leader elected controllers without giving up strict data consistency and guarantees clients observe. The cache is kept in sync with the current leader process. How do I know that my cache is up to date? of the data.

Cache 224

Cache Latency Traffic Systems 224

CSS - Tricks

JULY 27, 2021

I got together with Tim Kadlec from over at WebPageTest the other day to use do a bit of performance testing on CSS-Tricks. Essentially use the tool, poke around, and identify performance pain points to work on. Web performance work is twofold: Step 1) Measure Things & Explore Problems Step 2) Fix it.

Cache 97

Cache Google Innovation Testing 97

MachMetrics

JUNE 30, 2021

Website performance & speed plays a major role in the success of an online business. High-performing fast sites attract and preserve users better than low-performing ones. The screenshot below explains that page load time and lighthouse performance scores are not the same, yet they are really close to each other.

Cache 78

Cache Speed Google Website 78

CSS - Tricks

OCTOBER 26, 2020

When I first got into caring about performance, it was all: reduce requests! cache things! And while those are all very related to web performance, they are abstractly related. Actual web performance to users are things like how long did I have to wait to see the content on the page? Make stuff smaller! Both are useful.

Cache 96

Cache Metrics Google Performance Testing 96

Brendan Gregg

FEBRUARY 8, 2018

The recently revealed [Meltdown and Spectre] bugs are not just extraordinary issues of security, but also performance. The patches that workaround Meltdown introduce the largest kernel performance regressions I've ever seen. Much of my testing was on Linux 4.14.11 and 4.14.12 a month ago, before we deployed in production.

Performance 40

Performance Benchmarking Cache Tuning 40

Smashing Magazine

NOVEMBER 17, 2022

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? 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. Conclusion.

Media 108

Media Cache Website Mobile 108

CSS - Tricks

JULY 15, 2020

Especially, when one of the main selling points of Jamstack is performance. But yeah, it’s true that even a Jamstack site can suffer hits to performance just like any other site. Don’t think that by choosing Jamstack you no longer have to think about performance. This will highlight the importance of testing every code change.

Cache 71

Cache Google Analytics Servers 71

CSS - Tricks

JULY 25, 2019

This article is from my friend Ben who runs Calibre , a tool for monitoring the performance of websites. Now that Google uses page speed as a ranking factor, many organizations have become laser-focused on performance. To understand how these changes affect us from a performance perspective, we need to grasp the underlying technology.

Google 71

Google Engineering Speed Mobile 71

CSS - Tricks

MAY 3, 2021

It is the premier tool in the toolbox of web performance people. I’m willing to bet you know WebPageTest. Maybe you didn’t know that WebPageTest was a side project of one fella, Patrick Meenan, for most of its lifetime, with literal racks of real devices he maintained himself. Linux; Android 6.0.1; Mobile Safari/537.36

Transportation 86

Transportation Cache Google Mobile 86

Smashing Magazine

OCTOBER 31, 2023

Answering Common Questions About Interpreting Page Speed Reports Answering Common Questions About Interpreting Page Speed Reports Geoff Graham 2023-10-31T16:00:00+00:00 2023-10-31T17:06:18+00:00 This article is sponsored by DebugBear Running a performance check on your site isn’t too terribly difficult. Can’t be perfect every time!

Speed 99

Speed Google Website Metrics 99

Dynatrace

SEPTEMBER 17, 2019

REDIS for caching. For more details on how to use Dynatrace for Web Performance Optimization , solving JavaScript errors or mobile crashes check out my YouTube Tutorials on these topics. #2: 2: Automate Quality aka “Performance as a Self-Service”. Their technology stack looks like this: Spring Boot-based Microservices.

AWS 127

AWS Monitoring Ecommerce Lambda 127

MachMetrics

JANUARY 23, 2020

You may even have a client who’s wondering why they’re getting inconsistent results on tests they’ve run on a site you built for them. It’s one of the most common (and frustrating) scenarios in web performance testing. Did that WordPress plugin that you just enabled change your site performance?

Speed 62

Speed Testing Website Cache 62

High Scalability

NOVEMBER 25, 2019

Edge caching. In general, Egnyte connect architecture shards and caches data at different levels based on: Amount of data. Nginx for disk based caching. We use different types of caching techniques depending on the problem statements. Disk based caching. Hybrid Sync. On prem data processing. Offline access.

Architecture 52

Architecture Cache Azure Storage 52

SQL Server According to Bob

JANUARY 11, 2020

This will help you increase system performance and avoid I/O environment errors. Atomicity A transaction must be an atomic unit of work; either all of its data modifications are performed or none of them are performed. This cache is often supported by a battery-powered backup facility.

Servers 40

Servers Cache Media Hardware 40

Smashing Magazine

APRIL 11, 2022

Of all those options, it’s safe to assume that text is the best choice for LCP performance because it loads and renders fast. web.dev’s main content is an image according to LCP (test ran on WebPageTest). These default priorities work reasonably well for most cases, usually resulting in a good performance. Large preview ).

Media 71

Media Tuning Metrics Google 71

Highly Scalable

APRIL 2, 2012

From the business logic point of view, this was a pretty typical eCommerce service for hierarchical and faceted navigation, although not without peculiarities, but high performance requirements led us to the quite advanced architecture and technical design. So, the only way was to cache all necessary data to minimize interaction with RDBMS.

Ecommerce 100

Ecommerce Cache Storage Architecture 100

n0derunner

JULY 23, 2019

Many different queries are executing in parallel, some hitting RAM cache, some hitting storage. The variation in the transaction rate is due to the benchmark itself, the transaction rate is not expected to be uniform. The Postgres DB is totally un-tuned and contains purely default settings.

Benchmarking 76

Benchmarking Storage Tuning Cache 76

DZone

AUGUST 16, 2019

If we are not prepared for this, the application performance will start degrading, and you will lose your audience and business. In this article, we explain why you should pay attention to when building a scalable application. What Is Application Scalability?

Scalability 145

Scalability Efficiency Hardware Software 145

Randon ASCII

FEBRUARY 25, 2018

This was starting to look like a Windows file cache bug. Maybe something to do with multi-socket coherency of the disk and cache or ??? Either way, whether we fixed two or three separate bugs, Chrome’s builds are much more reliable now and I can go back to doing build-performance testing without hitting failures.

Programming 79

Programming Hardware Cache Code 79

Smashing Magazine

SEPTEMBER 24, 2021

From the moment we went live, we experienced performance issues. performance improvement can lead to a 10% increase in conversion. To mitigate the performance issues, we had to add a lot of (unbudgeted) extra servers and had to aggressively cache pages on a reverse proxy. Plan For Performance And Measure Performance.

Website 115

Website Code Servers Analytics 115

Smashing Magazine

SEPTEMBER 6, 2021

If after the previous two parts — HTTP/3 history and core concepts and HTTP/3 performance features — you’re convinced that starting to use the new protocols is a good idea (and you should be!), HTTP/3 performance features. then this final piece includes all you need to know to get started!

Network 107

Network Servers Cache Traffic 107

The Netflix TechBlog

MARCH 6, 2019

Disk Caching? — ? MezzFS can be configured to cache objects on the local disk. Regional caching? —?Netflix If an application in region A is using MezzFS to read from an object stored in region B, MezzFS will cache the object in region A. we only pay the transfer costs for one worker, and the rest use the cached object.

Media 214

Media Storage Processing Cache 214