Dean Hume

MAY 16, 2018

Have you ever been on a website and noticed a popup notification that suggests that there is a new version of the site available? This is where a pop up notification like Google’s Inbox provides the user with a means of always having the latest version of cached resources. then(cache => cache.addAll([ './dog.jpg'

Availability 100

Availability Cache Code Google 100

CSS Wizardry

MAY 31, 2019

A classic example is jQuery, that we might link to like so: There are a number of perceived benefits to doing this, but my aim later in this article is to either debunk these claims, or show how other costs vastly outweigh them. Users might already have the file cached. Penalty: Caching. Myth: Cross-Domain Caching.

Cache 274

Cache Latency Infrastructure Website 274

SQL Shack

NOVEMBER 23, 2021

This article explores the Hybrid Buffer Pool feature available in the SQL Server 2019. Introduction SQL Server uses Dynamic Random Access Memory (D-RAM) buffer pool for caching data pages retrieved from the disk. The buffer cache stores the page and writes back to disk only if it is modified.

Servers 93

Servers Cache Availability Performance 93

Speed Curve

FEBRUARY 5, 2024

Caching the base page/HTML is common, and it should have a positive impact on backend times. Key things to understand from your CDN Cache Hit/Cache Miss – Was the resource served from the edge, or did the request have to go to origin? This can include a lot of different service layers, not just serving from cache.

Servers 58

Servers Cache Retail Benchmarking 58

High Scalability

FEBRUARY 17, 2021

This article is to simply report the YCSB bench test results in detail for five NoSQL databases namely Redis, MongoDB, Couchbase, Yugabyte and BangDB and compare the result side by side. Application example: user profile cache, where profiles are constructed elsewhere (e.g., Author & founder of BangDB. Workload C: Read only.

Benchmarking 308

Benchmarking Latency C++ Database 308

Percona

APRIL 24, 2023

I keep seeing many articles and talks on “tuning” discussing how creating new indexes speeds up SQL but rarely ones discussing removing them. Effectively, the memory available for pages of the table gets less. The more indexes, the more the requirement of memory for effective caching.

Tuning 124

Tuning Cache Storage Database 124

Percona

MAY 10, 2023

There is a good article that goes into more detail on the subject, but basically, “IOWait” is kind of idle CPU time. With this extension, we can clearly see which processes are runnable (running or blocked on CPU availability) and which are waiting on disk I/O!

Cache 142

Cache Monitoring Open Source Processing 142

Brendan Gregg

MARCH 16, 2024

This technique saves two instructions in the prologue and epilogue and makes one additional general-purpose register (%rbp) available." Only in extreme circumstances does the cost (in processor time and I-cache footprint) translate to a tangible benefit - circumstances which usually resort to hand-coded assembly anyway.

Java 145

Java Cache Google Hardware 145

Dynatrace

MAY 17, 2023

bBy making your system observable and making use of the available tools and technologies (and logging is still one of them), you’ll be able to super-charge the information you can get from your runtime and spot issues and performance bottlenecks a lot easier.

Metrics 180

Metrics Open Source Traffic Cache 180

Smashing Magazine

OCTOBER 2, 2023

In this second article, I’ll go over some key technical highlights from the project. In the first article, I briefly discussed the technical stack that includes a React-based front-end framework, Next.js Definitely read up on the strategy and reasoning behind this stack in the first article if you missed it.

Cache 72

Cache Strategy Best Practices Design 72

Dean Hume

MAY 16, 2018

Have you ever been on a website and noticed a popup notification that suggests that there is a new version of the site available? This is where a pop up notification like Google’s Inbox provides the user with a means of always having the latest version of cached resources. then(cache => cache.addAll([ './dog.jpg'

Availability 40

Availability Cache Code Google 40

Dean Hume

MAY 16, 2018

Have you ever been on a website and noticed a popup notification that suggests that there is a new version of the site available? This is where a pop up notification like Google’s Inbox provides the user with a means of always having the latest version of cached resources. then(cache => cache.addAll([ './dog.jpg'

Availability 40

Availability Cache Code Google 40

KeyCDN

SEPTEMBER 3, 2020

Even if a browser doesn't support WebP, our WebP caching feature will ensure that the correct image format is delivered. WebP delivery doesn't require any change on the origin server with the WebP caching feature. We won't go into detail in this article. The available operations are listed in our documentation.

Processing 127

Processing Cache Website Servers 127

CSS - Tricks

APRIL 1, 2021

The code for the site is available on GitHub for reference. In that spirit, what we’re looking at in this article is focused more on the incremental wins and less on providing an exhaustive list or checklist of performance strategies. Compressing, minifying and caching assets. Again, every millisecond counts. Lighthouse.

Cache 92

Cache Social Media Media Website 92

Brendan Gregg

AUGUST 29, 2021

Reads usually have apps waiting on them; writes may not (write-back caching). total used free shared buff/cache available Mem: 64414 15421 349 5 48643 48409 Swap: 0 0 0. There's not much memory left, 349 Mbytes, but more interesting is the amount in the buffer/page cache: 48,643 Mbytes (48 Gbytes). This is "cache busting."

Cache 105

Cache C++ AWS Latency 105

CSS - Tricks

APRIL 19, 2021

Milica Mihajlija puts a point on exactly why: When there is CSS available for a page, whether it’s inline or an external stylesheet, the browser delays rendering until the CSS is parsed. The classics like caching, minification, and compression help. Direct Link to Article — Permalink. So how do you improve it?

Performance 98

Performance Cache Availability 98

Smashing Magazine

MAY 25, 2022

The code below illustrates how to use WeakSet() and some of the methods available: const human = new WeakSet(); let paul = {name: "Paul"}; let mary = {gender: "Mary"}; // Add the human with the name paul to the classroom. WeakMap can be used in two areas of web development: caching and additional data storage. Let’s see this in action.

Cache 116

Cache Programming Storage Code 116

Smashing Magazine

MAY 16, 2022

For this article, that’s all we’ll need to start exposing the value and leave other more specific articles to go deeper. There are a handful of different entry subtypes but, for the scope of this article, we will be concerned with the PerformanceResourceTiming and PerformanceNavigationTiming subtypes. More after jump!

Servers 92

Servers Monitoring Cache Network 92

KeyCDN

FEBRUARY 4, 2021

For example, if a lookup fails and times out to your first DNS server it queries the next DNS server until the correct IP address is returned, or it is unable to resolve as seen in the infamous "This webpage is not available" error below. Oddly enough we encountered this error to a third party website while writing this article.

Cache 134

Cache Website Internet Internet 134

Smashing Magazine

JANUARY 11, 2021

Build Optimizations JavaScript modules, module/nomodule pattern, tree-shaking, code-splitting, scope-hoisting, Webpack, differential serving, web worker, WebAssembly, JavaScript bundles, React, SPA, partial hydration, import on interaction, 3rd-parties, cache. Largest Contentful Paint ( LCP ) < 2.5 considerations.

Performance 145

Performance Cache Media Metrics 145

Smashing Magazine

JUNE 29, 2021

Without build optimizations (incremental builds, caching, we will get to those soon) this will eventually become unmanageable as well — think about going through all images in a website: resizing, deleting, and/or creating new files over and over again. The cache is invalidated on a time basis. Creating an On-Demand builder.

Cache 129

Cache Website Strategy Traffic 129

The Netflix TechBlog

SEPTEMBER 8, 2020

This allows the app to query a list of “paths” in each HTTP request, and get specially formatted JSON (jsonGraph) that we use to cache the data and hydrate the UI. ecosystem was chosen for this new service deserves an article in and of itself. ecosystem and the rich selection of npm packages available.

Latency 233

Latency Cache Java Traffic 233

Smashing Magazine

DECEMBER 23, 2020

The service workers enable the offline usage of the PWA by fetching cached data or informing the user about the absence of an Internet connection. When developing a PWA, you can cache the application shell’s resources and assets in the browser. Cached content with IndexedDB. Cache first, then network. Service Workers.

Cache 123

Cache Internet Internet Google 123

KeyCDN

DECEMBER 8, 2022

Unfortunately, it is a bit difficult to point out the problem directly– there are many possibilities that we will explore in this article. But this article won't just help you figure out why your WordPress website is not fast enough. Several website speed testing tools available could be used for this purpose.

Cache 52

Cache Website Speed Website Performance 52

CSS Wizardry

NOVEMBER 9, 2018

This article is getting way, way more forensic than I intended. We’re bound to an inefficient caching strategy: a change to, say, the background colour of the currently-selected day on a date picker used on only one page, would require that we cache-bust the entirety of app.css. There is a lot to digest in this article.

Network 278

Network Performance Media Cache 278

Percona

SEPTEMBER 1, 2023

This results in expedited query execution, reduced resource utilization, and more efficient exploitation of the available hardware resources. MySQL relies heavily on the availability of hardware resources to perform at its best. Another highly beneficial caching method is key-value caching.

Tuning 52

Tuning Database Performance Hardware 52

Smashing Magazine

JANUARY 21, 2021

We were designing and building things, setting up new products, refactoring the components, and publishing articles. The entire site is built with progressive enhancement in mind, meaning that you, dear reader, can read every Smashing article in its entirety without the need to boot the application at all. We had to fix that.

Performance 145

Performance Cache Mobile Network 145

Smashing Magazine

JUNE 2, 2021

In this article, I’ll highlight some of the work we did and how we were able to achieve our speed. For this article, we will focus on the first three and the performance adjustments for these. And while you can usually cache the full page of an article, the same is not true of many shop pages and elements.

Performance 115

Performance Cache Website Mobile 115

Percona

SEPTEMBER 28, 2023

Whenever you install your favorite MySQL server on a freshly created Ubuntu instance, you start by updating the configuration for MySQL, such as configuring buffer pool, changing the default datadir director, and disabling one of the most outstanding features – query cache. It’s a nice thing to do, but first things first.

Servers 111

Servers Best Practices Database Open Source 111

Smashing Magazine

MARCH 7, 2022

In my last article , I suggested using the SaveData API to deliver a different, more performant, experience to users that expressed that desire. In this article, I want to spend a bit more time on this, and also look at other signals we can similarly use to help us make decisions on what to load on our websites. Barry Pollard.

Website 103

Website Media Mobile Network 103

MachMetrics

JUNE 30, 2021

In this article, we will particularly look at the average page load time in 2021 and importance of web vitals. You can make beautiful-looking websites with the supports of millions of themes & plugins available. Enable caching. Website performance & speed plays a major role in the success of an online business.

Cache 78

Cache Speed Google Website 78

Smashing Magazine

NOVEMBER 17, 2022

This article is sponsored by Storyblok. But if you’re worried that you’re not getting the performance you expected because of large, poorly optimized images, don’t worry because that’s what you’re reading this article for! Cache Your Images. A Guide To Image Optimization On Jamstack Sites. Alba Silvente.

Media 105

Media Cache Website Mobile 105

CSS - Tricks

MARCH 29, 2021

Whatever the case and whenever that moment arrives, I usually reach for some of the tools I‘ll cover in the article. You might also want to check out this article by Umar Hansa , who compiled a whole bunch of great DevTool features that released in 2020. But there are other available tools we can use to audit CSS. Online tools.

Code 110

Code Media Cache Energy 110

Smashing Magazine

JULY 29, 2019

This article is part of a series in which I attempt to use the web under various constraints, representing a given demographic of user. MB , that suggests I’ve got around 29 pages in my budget, although probably a few more than that if I’m able to stay on the same sites and leverage browser caching. Let’s talk about caching.

Cache 96

Cache Google Mobile Network 96

Smashing Magazine

AUGUST 3, 2023

It also opens up the possibility for more effective use of caching strategies, potentially enhancing load times further. Their primary role is to store (or “cache”) copies of web content — like HTML pages, JavaScript files, and multimedia content — and deliver it to users based on their geographic location.

Performance 74

Performance Cache Traffic Metrics 74

Smashing Magazine

OCTOBER 26, 2021

In this article, we will go through how to optimize and build a high-performance Next.js If you’re a developer looking to optimize applications and create reuseable components across applications effectively, this article will show you how to quickly scale your applications, and how to work with Nx. Optimizing Next.js Optimizing Next.js

Cache 109

Cache Servers Code Storage 109

SQL Performance

SEPTEMBER 25, 2019

An example plan shape showing a lazy table performance spool is below: The questions I set out to answer in this article are why, how, and when the query optimizer introduces each type of performance spool. For more details, please see my linked article. When a spool is able to replay cached results, this is known as a rewind.

Performance 104

Performance Cache Servers Education 104