MachMetrics

MARCH 21, 2019

Web performance metrics track the efficiency (or lack thereof) of any individual aspect of your website’s performance. Once you have started collecting some of these must-track web performance metrics for your website, inefficiencies will become clearer. Top 10 Web Perf Metrics to Track. Resource Download Time.

Metrics 74

Metrics Social Media Performance Speed 74

Percona

AUGUST 8, 2023

Global caches like the InnoDB buffer pool and MyISAM key cache and session-level caches like the sort buffer, join buffer, random read buffer, etc. Global memory caches are static in size as they are defined solely by the configuration of the database itself. Do these queries use more caches?

Traffic 87

Traffic Cache Monitoring Database 87

The Netflix TechBlog

MARCH 6, 2019

Furthermore, the movie file is very large (often several 100s of GB), and we want to avoid downloading the entire file for each individual video encoder that might be processing only a small segment of the whole movie. Disk Caching? — ? MezzFS can be configured to cache objects on the local disk. Regional caching? —?Netflix

Media 214

Media Storage Processing Cache 214

The Netflix TechBlog

OCTOBER 16, 2019

Often the data is held in memory by consumers and used as a “total cache”, where it is accessed at runtime by client code and atomically swapped out under the hood. for example Open Connect Appliance cache configuration, supported device type IDs, supported payment method metadata, and A/B test configuration.

Cache 187

Cache Architecture Metrics Java 187

Smashing Magazine

MAY 12, 2022

One of the costs that Noam mentions is the increased download size, especially JavaScript bundle sizes, that stem from the use of frameworks and other libraries. In particular, the increase in the amount of downloaded JavaScript can have a direct impact on website performance. Analyzing Per Metric. Large preview ).

Google 127

Google Performance Website Mobile 127

Percona

MAY 10, 2023

If you only have access to Linux metrics, look at the “b” column in vmstat, which corresponds to processes blocked on disk I/O. Download Percona Monitoring and Management Today First, look at application-specific observability.

Cache 142

Cache Monitoring Open Source Processing 142

The Netflix TechBlog

JULY 1, 2019

Development As part of developing this type of UI experience on any platform, we knew we would need to think about creating smooth, performant animations with a balance between quality and download size for the images and video previews, all without degrading the performance of the app. images no longer in the viewport).

Cache 166

Cache Design Testing Development 166

CSS - Tricks

APRIL 1, 2021

Site performance is potentially the most important metric. seconds faster on average and it drove 60 million more Firefox downloads per year. Having a slow site might leave you on page 452 of search results, regardless of any other metric. billion if the site slowed down by just one second.

Cache 92

Cache Social Media Media Website 92

Smashing Magazine

JANUARY 11, 2021

LogRocket tracks key metrics, incl. Getting Ready: Planning And Metrics Performance culture, Core Web Vitals, performance profiles, CrUX, Lighthouse, FID, TTI, CLS, devices. Download The Checklist (PDF, Apple Pages, MS Word). Getting Ready: Planning And Metrics. Get a free trial of LogRocket today. Table Of Contents.

Performance 145

Performance Cache Media Metrics 145

Percona

JUNE 22, 2023

This includes metrics such as query execution time, the number of queries executed per second, and the utilization of query cache and adaptive hash index. query cache: Disable (query_cache_size: 0, query_cache_type:OFF) innodb_adaptive_hash_index: Check adaptive hash index usage to determine its efficiency.

Performance 102

Performance Monitoring Traffic Database 102

Percona

APRIL 7, 2023

But since retrieving data from disk is slow, databases tend to work with a caching mechanism to keep as much hot data, the bits and pieces that are most often accessed, in memory. In MySQL, considering the standard storage engine, InnoDB , the data cache is called Buffer Pool. In PostgreSQL, it is called shared buffers.

Tuning 133

Tuning Cache Servers Benchmarking 133

Percona

NOVEMBER 9, 2023

In this blog post, we will discuss how to extend Percona Monitoring and Management (PMM) to get PostgreSQL metrics on checkpointing activity, internal buffers, and WAL usage. With this data, we’ll be able to better understand and tune our Postgres servers. You can search the blog for more information on this if needed.

Monitoring 88

Monitoring Tuning Metrics Servers 88

HammerDB

JUNE 27, 2022

HammerDB maintains a web page under the stats link where the number of downloads can be tracked. The NOPM Metric. When reporting TPROC-C workloads the key metric is known as NOPM or New Orders per Minute. Cached vs Scaled Workloads. Instead, most users prefer to implement a cached workload.

Benchmarking 62

Benchmarking Open Source C++ Cache 62

CSS Wizardry

MAY 19, 2020

It’s widely accepted that self-hosted fonts are the fastest option: same origin means reduced network negotiation, predictable URLs mean we can preload , self-hosted means we can set our own cache-control. For each test, I captured the following metrics: First Paint (FP): To what extent is the critical path affected? Because harry.is

Google 364

Google Media Latency Metrics 364

MachMetrics

FEBRUARY 22, 2019

It’s one of the most frequently asked questions I see asked, “I’ve tested my site speed, so now what do these metrics mean?” Here we’ll explain what each of the common web performance metrics mean, and how can you use that data to optimize your site and make it faster. Standard Website Speed Metrics.

Speed 56

Speed Metrics Website Cache 56

Dynatrace

AUGUST 12, 2019

For each statement, we provide you with 14 metrics. Download the execution plan to analyze it. Oracle performance metrics. From the hundreds of available Oracle performance metrics, we’ve selected those that matter most. All metrics, including those related to queries, can be charted using custom charts.

Database 128

Database Metrics Cache Servers 128

Smashing Magazine

MAY 16, 2022

The header is constructed via a name with an optional description and/or metric value. Web browsers expose a global Performance Timeline API to inspect details about specific metrics/events that have happened during the page lifecycle. For example, we almost always trigger image downloads by putting an img element in our HTML.

Servers 92

Servers Monitoring Cache Network 92

CSS - Tricks

MARCH 2, 2022

And not just defining it in terms of specific metrics (even that is tricky), but answer questions like: What are this discipline’s guiding principles? Caching Header Best Practices — Simon Hearne’s dissertation on Cache headers. What does it look like to practice web performance? How do we do it?

Performance 68

Performance Cache Best Practices Strategy 68

Percona

SEPTEMBER 1, 2023

Download the eBook now What are the Common Performance Issues in MySQL Databases? Key metrics such as CPU usage, memory usage, and disk I/O offer insights into how efficiently your database server operates. By analyzing disk I/O metrics, you can optimize queries to reduce disk reads or upgrade to faster storage solutions.

Tuning 52

Tuning Database Performance Hardware 52

Dotcom-Montior

AUGUST 5, 2020

including DNS, Connection, SSL, Request, First packet, and Download. As your speed test results will probably show, most of the time spent loading your page is for downloading images and initializing JavaScript. Browser Caching: Although it may seem commonplace, caching is sometimes overlooked. Optimize Your Pages.

Website 92

Website Speed Cache Traffic 92

Smashing Magazine

JANUARY 6, 2020

Getting Ready: Planning And Metrics. Download The Checklist (PDF, Apple Pages, MS Word). You can also just download the checklist PDF (166 KB) or download editable Apple Pages file (275 KB) or the.docx file (151 KB). (You Getting Ready: Planning And Metrics. Setting Realistic Goals. Defining The Environment.

Performance 145

Performance Cache Network Metrics 145

Smashing Magazine

JULY 29, 2019

South Korea has the fastest mobile download speed , averaging 52.4 Mbps download and 0.7 The USA ranks 40th in the world for mobile download speeds, at around 34 Mbps, and is at risk of falling further behind as the world moves towards 5G. For reference, the metric is $1.19 Mbps, but Iraq has the slowest, averaging 1.6

Cache 96

Cache Google Mobile Network 96

KeyCDN

AUGUST 29, 2019

While these metrics can be very helpful it is also important to keep this data in perspective. However, as mentioned in the section below, don’t base your efforts solely off of the PageSpeed Insights metrics. Don’t Obsess Over the 100/100 Metric A lot of people try and strive for that 100/100 score on Google PageSpeed Insights.

Google 103

Google Cache Speed Analytics 103

Speed Curve

DECEMBER 13, 2023

Are you compressing and caching the right things? It shows how key metrics align with the rendering timeline (the filmstrip view at the top of the chart). Even though the hero image – which in and of itself is a fairly well optimized image – has downloaded at around the 2.9 Are images optimized?

Performance 67

Performance Retail Benchmarking Ecommerce 67

Smashing Magazine

JUNE 8, 2021

Image optimization , loading behavior and rendering in the browser require understanding of image formats and image compression techniques, image decoding and browser rendering, image CDNs and adaptive media loading, not to mention effective caching and preloading. Jump to the details ↓ Download a free PDF sample (12MB).

Media 105

Media Cache Google Best Practices 105

Smashing Magazine

JANUARY 7, 2019

Getting Ready: Planning And Metrics. Download The Checklist (PDF, Apple Pages, MS Word). You can also just download the checklist PDF (166 KB) or download editable Apple Pages file (275 KB) or the.docx file (151 KB). (You Getting Ready: Planning And Metrics. Setting Realistic Goals. Defining The Environment.

Performance 103

Performance Cache Metrics Network 103

Speed Curve

JUNE 4, 2023

For these Recipes, you can add custom JavaScript to your pages: Track size for a single resource – Capture a number of size metrics (total bytes, compressed/uncompressed size, compression ratio, HTTP headers) for a specific resource.

Testing 52

Testing Cache Metrics Processing 52

Smashing Magazine

APRIL 28, 2021

Image optimization , loading behavior and rendering in the browser require understanding of image formats and image compression techniques, image decoding and browser rendering, image CDNs and adaptive media loading, not to mention effective caching and preloading. Jump to the details ↓ Download a free PDF sample (12MB).

Media 92

Media Cache Google Best Practices 92

Smashing Magazine

NOVEMBER 17, 2022

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. Key user-centric metrics often depend on the size, number, layout, and loading priority of images on the page. The Benefits Of Using An Image Service CDN. Conclusion. What Is Web Performance?

Media 105

Media Cache Website Mobile 105

SQL Performance

MARCH 30, 2021

I used the public Stack Overflow 2013 database ( download details ). It can be downloaded at the same link. Running a parallel plan on a single thread can also happen when a cached parallel plan is reused by a session that is limited to DOP 1 by an environmental setting (e.g. ( PostTypeId ASC , CreationDate ASC. )

Cache 98

Cache Servers Operating System Processing 98

Smashing Magazine

JULY 18, 2022

If users have a slow network or a slow computer, they will see an ugly loader while their joke is being downloaded. The “stale-while-revalidate” cache control strategy can reduce the TTFB issue by serving a cached version of the page until it’s updated. Remember that most visitors browse via a mobile device! middlewares.

Cache 114

Cache Website Energy Servers 114

Smashing Magazine

APRIL 11, 2022

Loading experience is crucial to the user’s first impression and overall usability, so Google defined Largest Contentful Paint (LCP) metric to measure how quickly the main content loads and is displayed to the user. Let’s focus on how these resources are requested and downloaded. Without priority hints. Large preview ).

Media 69

Media Tuning Metrics Google 69

Tim Kadlec

MARCH 19, 2018

How well does AMP perform when the library is served using the AMP cache? If you do end up clicking on that AMP page, it’s already been downloaded in the background and as a result, it displays right away. Perhaps the AMP cache will provide a bit of a boost. Let’s see if the Google cache puts it over the top.

Cache 79

Cache Google Speed Metrics 79

Smashing Magazine

MAY 17, 2021

There are three Core Web Vitals metrics that Google will use to help rank sites in their upcoming search algorithm update. Chrome is set up to track these metrics across all logged-in Chrome users, and sends anonymous statistics summarizing a customer’s experience on a site back to Google for evaluation. Large preview ).

Google 93

Google Analytics Serverless Metrics 93

Smashing Magazine

APRIL 29, 2021

Largest Contentful Paint (LCP) is a Core Web Vitals metric that measures when the largest contentful element (images, text) in a user’s viewport, such as one of these images, becomes visible. Cumulative Layout Shift (CLS, a Core Web Vitals metric) measures the instability of content. Lighthouse. Large preview ). Large preview ).

Media 145

Media Network Metrics Mobile 145

Alex Russell

MARCH 6, 2021

The scale of the effect can be deeply situational or hard to suss out without solid metrics. A then-representative $200USD device had 4-8 slow (in-order, low-cache) cores, ~2GiB of RAM, and relatively slow MLC NAND flash storage. As networks have improved, client-side CPU time now dominates script download, adding further variability.

Performance 124

Performance Network Cache Metrics 124

Smashing Magazine

JUNE 1, 2022

Researchers and major companies have been publishing case studies for years , proving that slower page load experiences impact business metrics, including conversion rate, revenue, bounce rate, and more. Poor performance of third-party services can have other business impacts even if your website does not use advertising.

Website 131

Website Design Network Best Practices 131