CSS - Tricks

JULY 25, 2019

Cache-Headers missing? Lighthouse records metrics from the browser, applies a scoring model to them, and presents an overall performance score. Guidelines for improvement are suggested based on how specific metrics score. During performance tests, Lighthouse records many metrics focused on what a user sees and experiences.

Google 71

Google Engineering Speed Mobile 71

IO River

NOVEMBER 2, 2023

implement a M-CDN, organizations can use traffic management tools or Multi-CDN switching solutions that distribute and route content across the various CDN providers. Outages are a common occurrence; a global outage could take the entire network down while local outages could force the CDN vendor to serve the traffic from a non-local PoP.

Best Practices 52

Best Practices Strategy Traffic Virtualization 52

Smashing Magazine

MAY 12, 2022

In particular, the collected measurements include the three Core Web Vitals metrics measured for each session. In recent years, these metrics have become the cornerstone of modern Web performance analysis: Largest Contentful Paint (LCP) , First Input Delay (FID) , Cumulative Layout Shift (CLS). Large preview ). Large preview ).

Google 128

Google Performance Website Mobile 128

Percona

SEPTEMBER 1, 2023

Key metrics such as CPU usage, memory usage, and disk I/O offer insights into how efficiently your database server operates. Efficient memory management, including optimizing query caches and buffer pools, can help strike the right balance between memory consumption and query response times.

Tuning 52

Tuning Database Performance Hardware 52

IO River

NOVEMBER 2, 2023

implement a M-CDN, organizations can use traffic management tools or Multi-CDN switching solutions that distribute and route content across the various CDN providers. Outages are a common occurrence; a global outage could take the entire network down while local outages could force the CDN vendor to serve the traffic from a non-local PoP.

Best Practices 40

Best Practices Strategy Traffic Virtualization 40

Smashing Magazine

JANUARY 11, 2021

LogRocket tracks key metrics, incl. Performance isn’t just a technical concern: it affects everything from accessibility to usability to search engine optimization, and when baking it into the workflow, design decisions have to be informed by their performance implications. Getting Ready: Planning And Metrics. Table Of Contents.

Performance 145

Performance Cache Media Metrics 145

The Netflix TechBlog

JUNE 14, 2023

By the summer of 2020, many UI engineers were ready to move to GraphQL. The GraphQL shim enabled client engineers to move quickly onto GraphQL, figure out client-side concerns like cache normalization, experiment with different GraphQL clients, and investigate client performance without being blocked by server-side migrations.

Traffic 353

Traffic Latency Cache Metrics 353

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. Optimizing Network Requests with Caching and Preloading. +.

Media 106

Media Cache Google Best Practices 106

The Netflix TechBlog

OCTOBER 18, 2019

He started by laying out some of the challenges around inefficiencies of engineering time when manually optimizing for weights/parameters in their business objective functions. The key insight was that by assuming a latent Gaussian Process (GP) prior on the key business metric actions like viral engagement, job applications, etc.,

Infrastructure 126

Infrastructure Metrics Architecture Efficiency 126

Percona

JUNE 22, 2023

Load balancing : Traffic is distributed across multiple servers to prevent any one component from becoming overloaded. Load balancers can detect when a component is not responding and put traffic redirection in motion. Each node has its own cache buffer.) That means having a primary system and a secondary system.

Availability 108

Availability Database Open Source Hardware 108

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. Optimizing Network Requests with Caching and Preloading. +.

Media 93

Media Cache Google Best Practices 93

Dynatrace

SEPTEMBER 17, 2019

REDIS for caching. Thanks to PurePath, architects can validate how transactions flow from service-to-service and how traffic gets routed through service mashes (AWS App Mesh, Istio, Linkerd) or proxies. Having Dynatrace also looking at key EFS metrics gives them additional root cause information in case something goes wrong.

AWS 129

AWS Monitoring Ecommerce Lambda 129

The Netflix TechBlog

OCTOBER 18, 2019

He started by laying out some of the challenges around inefficiencies of engineering time when manually optimizing for weights/parameters in their business objective functions. The key insight was that by assuming a latent Gaussian Process (GP) prior on the key business metric actions like viral engagement, job applications, etc.,

Infrastructure 100

Infrastructure Metrics Architecture Efficiency 100

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. The Moto G4 , for example. Don't pay a lot for an Android-shaped muffler.

Performance 124

Performance Network Cache Metrics 124

Smashing Magazine

JANUARY 6, 2020

Performance isn’t just a technical concern: it affects everything from accessibility to usability to search engine optimization, and when baking it into the workflow, design decisions have to be informed by their performance implications. Getting Ready: Planning And Metrics. Getting Ready: Planning And Metrics. Quick Wins.

Performance 145

Performance Cache Network Metrics 145

Jos

JUNE 2, 2018

Steve Souders was one of the first in reverse-engineering how browsers requested and waited for resources. One could argue this is a metric-driven decision. When they dug into the data, they found that the reason load times had increased was that they got a lot more traffic from Africa after doing the optimizations.

Performance 237

Performance Speed Google Media 237

All Things Distributed

NOVEMBER 26, 2013

Cross Region Read Replicas also enable you to serve read traffic for your global customer base from regions that are nearest to them. Cross Region Read Replicas also make it even easier for our global customers to scale database deployments to meet the performance demands of high-traffic, globally disperse applications.

Cloud 145

Cloud AWS Traffic Latency 145

Smashing Magazine

JANUARY 7, 2019

Getting Ready: Planning And Metrics. Getting Ready: Planning And Metrics. You need a business stakeholder buy-in, and to get it, you need to establish a case study on how speed benefits metrics and Key Performance Indicators ( KPIs ) they care about. Table Of Contents. Setting Realistic Goals. Defining The Environment.

Performance 104

Performance Cache Network Metrics 104

Rigor

SEPTEMBER 3, 2019

It’s about ensuring that your front-end is also working perfectly, that your site can deliver a delightful experience to your users or customers, and that it is functional – even when it’s experiencing up to seven or more times the typical traffic load. Traffic patterns outside of normal [RUM or Analytics].

Website 74

Website Cache Ecommerce Traffic 74

Smashing Magazine

JULY 29, 2019

This metric is a little difficult to comprehend, so here’s an example: if the average cost of broadband packages in a country is $22, and the average download speed offered by the packages is 10 Mbps, then the cost ‘per megabit per month’ would be $2.20. For reference, the metric is $1.19 Let’s talk about caching. in the USA.

Cache 96

Cache Google Mobile Network 96

Smashing Magazine

JANUARY 21, 2021

Image source: Lighthouse Metrics ) ( Large preview ). Plus a service worker that caches all static assets and serves them for repeat views, along with cached versions of articles that a reader has already visited. CrUX generates an overview of performance distributions over time, with traffic collected from Chrome users.

Performance 145

Performance Cache Mobile Network 145

Dotcom-Montior

JUNE 30, 2021

The entry/exit communication traffic can be overwhelmed by limited international bandwidth and huge user number. Luckily, the time was shortened to within five seconds when accessing in a cached mode. This sections includes explanations about the checks that are made to ensure your page is optimized for search engine rankings.

Website 52

Website Monitoring Website Performance Performance 52

Jos

JUNE 2, 2018

Steve Souders was one of the first in reverse-engineering how browsers requested and waited for resources. One could argue this is a metric-driven decision. When they dug into the data, they found that the reason load times had increased was that they got a lot more traffic from Africa after doing the optimizations.

Performance 130

Performance Speed Google Media 130

Dotcom-Montior

JUNE 30, 2020

The entry/exit communication traffic can be overwhelmed by limited international bandwidth and huge user number. Luckily, the time was shortened to within five seconds when accessing in a cached mode. This sections includes explanations about the checks that are made to ensure your page is optimized for search engine rankings.

Website 52

Website Monitoring Website Performance Performance 52

Dotcom-Montior

JULY 7, 2020

The entry/exit communication traffic can be overwhelmed by limited international bandwidth and huge user number. Luckily, the time was shortened to within five seconds when accessing in a cached mode. This sections includes explanations about the checks that are made to ensure your page is optimized for search engine rankings.

Website 52

Website Monitoring Website Performance Performance 52

Alex Russell

OCTOBER 22, 2017

This helps support executive sponsors who then have meaningful metrics to point to in justifying the investments being made. Very rarely have we seen a team succeed that doesn’t set budgets, gather RUM metrics, and carry representative customer devices. Teams with budgets also find it easier to track and graph progress.

Performance 68

Performance Benchmarking Network Mobile 68

The Netflix TechBlog

NOVEMBER 23, 2020

Introducing gnmi-gateway: a modular, distributed, and highly available service for modern network telemetry via OpenConfig and gNMI By: Colin McIntosh, Michael Costello Netflix runs its own content delivery network, Open Connect , which delivers all streaming traffic to our members.

Open Source 186

Open Source Network Transportation Cache 186

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

All Things Distributed

JUNE 21, 2018

Typical use cases for a graph database include social networking, recommendation engines, fraud detection, and knowledge graphs. Amazon Elasticsearch Service (Amazon ES) is purpose built for providing near real-time visualizations and analytics of machine-generated data by indexing, aggregating, and searching semi structured logs and metrics.

Database 167

Database AWS Games Latency 167

Smashing Magazine

SEPTEMBER 6, 2021

This approach was touted to be better for fine-grained caching because each subresource could be cached individually and the full bundle didn’t need to be redownloaded if one of them changed. Note that there is an Apache Traffic Server implementation, though.). This is true, but only to a relatively limited extent.

Network 105

Network Servers Cache Traffic 105

All Things Distributed

JANUARY 18, 2012

s web-based applications often encounter database scaling challenges when faced with growth in users, traffic, and data. Behind the scenes, Amazon DynamoDB automatically spreads the data and traffic for a table over a sufficient number of servers to meet the request capacity specified by the customer.

Scalability 167

Scalability Database Ecommerce Latency 167

Smashing Magazine

AUGUST 9, 2021

However, many other devices are sitting between the client and the server that also have their own TCP code on board (examples include firewalls, load balancers, routers, caching servers, proxies, etc.). For example, if the device is a firewall, it might be configured to block all traffic containing (unknown) extensions.

Transportation 145

Transportation Internet Internet Network 145

Smashing Magazine

AUGUST 22, 2021

For web-page loading, this slow-start approach can also affect metrics such as the first contentful paint, because only a small amount of data (tens of to a few hundred KB) can be transferred in the first few round trips. Examples include repeat visits on well-cached pages and background downloads and API calls in single-page apps.

Performance 106

Performance Network Latency Servers 106