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. It’s convenient. Copy and paste a line of HTML and you’re done.

Cache 274

Cache Latency Infrastructure Website 274

Smashing Magazine

SEPTEMBER 28, 2022

Five Data-Loading Patterns To Improve Frontend Performance. Five Data-Loading Patterns To Improve Frontend Performance. When it comes to performance, you shouldn’t be stingy. On design systems, UX, web performance and CSS/JS. Active Memory Caching. Using the cache as permanent storage is an anti-pattern.

Cache 126

Cache Performance Servers Social Media 126

Smashing Magazine

AUGUST 3, 2023

How We Optimized Performance To Serve A Global Audience How We Optimized Performance To Serve A Global Audience Liran Cohen 2023-08-03T10:00:00+00:00 2023-08-03T13:06:00+00:00 I work for Bookaway , a digital travel brand. Large preview ) We’ve known for a long time that fast page performance influences search engine rankings.

Performance 74

Performance Cache Traffic Metrics 74

Smashing Magazine

JANUARY 11, 2021

Front-End Performance Checklist 2021. Front-End Performance Checklist 2021. This guide has been kindly supported by our friends at LogRocket , a service that combines frontend performance monitoring , session replay, and product analytics to help you build better customer experiences. Web performance is a tricky beast, isn’t it?

Performance 145

Performance Cache Media Metrics 145

Percona

SEPTEMBER 1, 2023

While there is no magic bullet for MySQL performance tuning, there are a few areas that can be focused on upfront that can dramatically improve the performance of your MySQL installation. What are the Benefits of MySQL Performance Tuning? Experiencing database performance issues?

Tuning 52

Tuning Database Performance Hardware 52

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

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. video titles, descriptions) could be aggressively cached and reused across multiple requests.

Latency 233

Latency Cache Java Traffic 233

Speed Curve

FEBRUARY 5, 2024

That performance golden rule still holds true today. Charlie Vazac introduced server timing in a Performance Calendar post circa 2018. Caching the base page/HTML is common, and it should have a positive impact on backend times. Latency – How much time does it take to deliver a packet from A to B.

Servers 57

Servers Cache Retail Benchmarking 57

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 106

Performance Network Latency Servers 106

Alex Russell

MARCH 6, 2021

Back in 2016, I gave a talk outlining the causes and effects of the terrible performance of web apps built using popular tools on the fastest-growing device segment: low-end to mid-range Android phones. Poor performance has a compound effect on user expectations at an ecosystem level. Live by the link, die by the link.

Performance 124

Performance Network Cache Metrics 124

Dotcom-Montior

MARCH 6, 2022

They can also let the user easily see how good or bad the performance of their website is, showing you exactly what is slowing down your site. Element Performance : A user can reach the information of the performance of each element that exists in waterfall chart. In the image below, it is pointed at with the arrow.

Performance 52

Performance Cache Website Speed 52

ACM Sigarch

MAY 31, 2023

Heterogeneous and Composable Memory (HCM) offers a feasible solution for terabyte- or petabyte-scale systems, addressing the performance and efficiency demands of emerging big-data applications. This article lays out the ideas and discussions shared at the workshop. Figure 1: Heterogeneous memory with CXL (source: Maruf et al.,

Latency 52

Latency Hardware Cache Architecture 52

The Netflix TechBlog

JULY 21, 2022

Problem Statement The purpose of this article is to give insights into analyzing and predicting “out of memory” or OOM kills on the Netflix App. Specifically, if we are able to predict or analyze the Out of Memory kills, we can take device specific actions to pre-emptively lower the performance in favor of not crashing?—?aiming

Big Data 179

Big Data Cache Engineering Data Engineering 179

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

MAY 16, 2022

To my surprise, web performance monitoring conversations rarely surface Server-Timing or cover a very shallow understanding of its application — despite it being out for many years. For this article, that’s all we’ll need to start exposing the value and leave other more specific articles to go deeper. More after jump!

Servers 93

Servers Monitoring Cache Network 93

CSS - Tricks

APRIL 1, 2021

Site performance is potentially the most important metric. The better the performance, the better chance that users stay on a page, read content, make purchases, or just about whatever they need to do. Here’s the thing: performance is more than a one-off task. billion if the site slowed down by just one second. Lighthouse.

Cache 92

Cache Social Media Media Network 92

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 Network Metrics 104

Brendan Gregg

AUGUST 29, 2021

A service team was debugging a performance issue and noticed it coincided with a high rate of paging. I was asked to help, and used a variety of performance tools to solve this including those that use eBPF and Ftrace. Reads usually have apps waiting on them; writes may not (write-back caching). Counting cache functions.

Cache 105

Cache C++ AWS Latency 105

Smashing Magazine

APRIL 17, 2019

Optimizing Performance With Resource Hints. Optimizing Performance With Resource Hints. Modern web browsers use all sorts of techniques to help improve page load performance by guessing what the user may be likely to do next. The browser caches the results of these lookups, but they can be slow. Drew McLellan.

Performance 106

Performance Games Servers Cache 106

Dotcom-Montior

MAY 6, 2020

They can also let the user easily see how good or bad the performance of their website is, showing you exactly what is slowing down your site. Interactive Slider : The Interactive Slider is an indicator of the performance of each element in terms of milliseconds. Optimizing Web Performance by Understanding Waterfall Charts.

Performance 53

Performance Cache Website Speed 53

KeyCDN

FEBRUARY 4, 2021

This query is performed by a Domain Name Server (DNS server) or servers nearby that have been assigned responsibility for that hostname. Oddly enough we encountered this error to a third party website while writing this article. Using a fast DNS hosting provider ensures there is less latency between the DNS lookup and TTFB.

Cache 134

Cache Website Internet Internet 134

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 97

Speed Google Website Metrics 97

CSS - Tricks

JULY 25, 2019

This article is from my friend Ben who runs Calibre , a tool for monitoring the performance of websites. In this article, we uncover how PageSpeed calculates it’s critical speed score. Now that Google uses page speed as a ranking factor, many organizations have become laser-focused on performance. Cache-Headers missing?

Google 71

Google Engineering Speed Mobile 71

Brendan Gregg

AUGUST 18, 2019

Originally posted at https:/opensource.com/article/19/8/introduction-bpftrace. bpftrace is a new open source tracer for Linux for analyzing production performance problems and troubleshooting software. Linux already has many performance tools, but these are often counter-based and have limited visibility. bashreadline.bt

Latency 68

Latency C++ Cache Programming 68

SQL Performance

APRIL 27, 2020

The business-critical tier has local SSD which provide much better IO performance with max data IOPS ranging from 8000 for a 2 vCore database up to 204,800 for an 80 vCore database. Hyperscale achieves high performance from each compute node having SSD-based caches which helps minimize the network round trips to fetch data.

Azure 55

Azure Database Serverless Hardware 55

Alex Russell

OCTOBER 22, 2017

TL;DR: performance budgets are an essential but under-appreciated part of product success and team health. Nobody is trying to do a poor job, and yet the results of a “completed” PWA project often require weeks or months of painstaking rework to deliver minimally acceptable performance. Partner meetings are illuminating.

Performance 68

Performance Benchmarking Network Mobile 68

Brendan Gregg

AUGUST 29, 2021

A service team was debugging a performance issue and noticed it coincided with a high rate of paging. I was asked to help, and used a variety of Linux performance tools to solve this including those that use eBPF and Ftrace. Reads usually have apps waiting on them; writes may not (write-back caching). This is "cache busting."

Cache 40

Cache C++ AWS Systems 40

Percona

JULY 17, 2023

First, some stage-setting for this blog article. DBAs and developers appreciate its combination of flexibility, scalability, and performance. It also lacks more advanced monitoring and management features like custom alerting, automation, and deeper insights into database performance that are part of MongoDB Enterprise.

Open Source 74

Open Source Database Scalability Software 74

Dean Hume

APRIL 24, 2018

The title of this article might seem like clickbait - but bear with me. Without effective caching on the client, the server will see an increase in workload, more CPU usage and ultimately increased latency for the end user. They allow you to cache resources on the user's device when they visit your site for the first time.

Energy 40

Energy Cache Traffic Website 40

Dean Hume

APRIL 24, 2018

The title of this article might seem like clickbait - but bear with me. Without effective caching on the client, the server will see an increase in workload, more CPU usage and ultimately increased latency for the end user. They allow you to cache resources on the user's device when they visit your site for the first time.

Energy 40

Energy Cache Traffic Website 40

Dean Hume

APRIL 24, 2018

The title of this article might seem like clickbait - but bear with me. Without effective caching on the client, the server will see an increase in workload, more CPU usage and ultimately increased latency for the end user. They allow you to cache resources on the user's device when they visit your site for the first time.

Energy 40

Energy Cache Traffic Website 40

Percona

APRIL 17, 2023

Note that the intent of tuning the settings is not exclusively about improving performance but also enhancing the high availability and resilience of the MongoDB database. The swap issue is explained in the excellent article by Jeremy Cole at the Swap Insanity and NUMA Architecture. Spoiler alert: This post focuses on MongoDB 3.6.X

Best Practices 52

Best Practices Design Tuning Database 52

SQL Performance

SEPTEMBER 17, 2019

This article will cover many areas that database administrators need to be aware of in order to properly license, recover, and tune a Reporting Services installation. Disk latency for ReportServer and ReportServerTempDB are very important. These topics apply to both SQL Server Reporting Services as well as Power BI Report Server.

Tuning 67

Tuning Servers Database Best Practices 67

SQL Performance

APRIL 8, 2019

These AMD EPYC processors have a number of advantages for SQL Server workloads, as I will explain in this article. The L3 cache size is 64MB. The AMD EPYC 7551 processor has slightly lower single-threaded CPU performance when compared to the older 2.3 The L3 cache size is 64MB. AMD EPYC 7551 Details. lanes per processor.

Azure 42

Azure Virtualization Storage Benchmarking 42

IO River

NOVEMBER 2, 2023

CloudFront makes a simple choice here as it offers direct integration with all these services to let you cache responses across its global edge locations. ‍You might keep introducing CDN-level features specific to CloudFront that significantly improve your application's performance.

Lambda 52

Lambda AWS Cache Website 52

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

KeyCDN

SEPTEMBER 12, 2019

We normally focus solely on the performance aspect, but today we want to dive into additional ways you can optimize images for the web. The file size of your images of course is very important, but SEO and social media also play an important part in helping your website perform and convert better.

Social Media 106

Social Media Media Google Website 106