Cache, Example and Speed - Technology Performance Pulse

The Three Cs: Concatenate, Compress, Cache

CSS Wizardry

OCTOBER 16, 2023

Caching them at the other end: How long should we cache files on a user’s device? In our specific examples above, the one-big-file pattern incurred 201ms of latency, whereas the many-files approach accumulated 4,362ms by comparison. Cache This is the easy one. And do any of our previous decisions dictate our options? ?

Cache

Cache Latency Strategy Speed

Consistent caching mechanism in Titus Gateway

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. For example, it is OK to send writes through one instance, and do reads from another one with full data read consistency guarantees.

Cache

Cache Latency Traffic Systems

Radically speed up your code by fixing slow or frequent garbage collection

Dynatrace

APRIL 8, 2020

Any significant reduction in allocations will inevitably speed up your code. As you can see in the example below, CPU usage rises just as CPU consumption by garbage collection rises. By reducing the number of allocated objects, you can both speed up your code and reduce object churn and garbage collection events.

Speed

Speed Code Java Lambda

Top Redis Use Cases by Core Data Structure Types

Scalegrid

AUGUST 30, 2019

Depending on how it is configured, Redis can act like a database, a cache or a message broker. Session Cache: Many websites leverage Redis Strings to create a session cache to speed up their website experience by caching HTML fragments or pages. Let’s look at an example: LPUSH list x # now the list is "x".

Cache

Cache Ecommerce Social Media Database

Netflix Cloud Packaging in the Terabyte Era

The Netflix TechBlog

SEPTEMBER 24, 2021

As an example, cloud-based post-production editing and collaboration pipelines demand a complex set of functionalities, including the generation and hosting of high quality proxy content. The following table gives us an example of file sizes for 4K ProRes 422 HQ proxies. For write operations, those challenges do not apply.

Cloud

Cloud Media Storage Cache

Netflix Android and iOS Studio Apps?—?now powered by Kotlin Multiplatform

The Netflix TechBlog

OCTOBER 29, 2020

For these reasons, as a small engineering team, we’ve found that optimizing for reliability and speed of product delivery is required for us to serve our evolving customers’ needs successfully. You only need to write platform-specific code where it’s necessary, for example, to implement a native UI or when working with platform-specific APIs.

Mobile

Mobile Cache Network Architecture

Why Page Speed Scores can be Dangerous

MachMetrics

APRIL 24, 2019

All of the popular speed testing tools typically provide a page speed score along with their objective results. Google PageSpeed Insights has a their “Speed Score.” While these do have a purpose, most people use them incorrectly, in a way that can be dangerous to your real site speed. seconds to.27 27 seconds!

Speed

Speed Best Practices Google Website

Measure What You Impact, Not What You Influence

CSS Wizardry

AUGUST 24, 2022

As I see it, there are two main issues when it comes to measuring performance changes (note, not improvements , but changes) in the lab: Site-speed is nondeterministic 1. For the sake of ease, I’m going to use Largest Contentful Paint (LCP) as the example. For example, continuing our task to reduce CSS size: performance.

Benchmarking

Benchmarking Metrics Cache Network

Cache and Prizes

Alex Russell

MARCH 31, 2022

Browsers will cache tools popular among vocal, leading-edge developers. There's plenty of space for caching most popular frameworks. The best available proxy data also suggests that shared caches would have a minimal positive effect on performance. Browsers now understand the classic shared HTTP cache behaviour as a privacy bug.

Cache

Cache Government Traffic Network

Performance Game Changer: Browser Back/Forward Cache

Smashing Magazine

MAY 9, 2022

Performance Game Changer: Browser Back/Forward Cache. Performance Game Changer: Browser Back/Forward Cache. With that caveat out of the way, let’s get to the guts of the article: What is the Back/Forward Cache and why does it matter so much? Didn’t The HTTP Cache Do All That Anyway? Barry Pollard.

Cache

Cache Games Performance Website

Optimising for High Latency Environments

CSS Wizardry

SEPTEMBER 16, 2024

The speed at which files download will be a function of bandwidth and round trip time. Here is a neat example of observing the parallelisation in DevTools: note that Initial connection and (the incorrectly labelled) SSL are parallelised and identical: This means that HTTP/3’s worst-case model mimics TLS 1.3+0⁠-⁠RTT’s

Latency

Latency Cache Transportation Mobile

Helping VFX studios pave a path to the cloud

The Netflix TechBlog

NOVEMBER 15, 2022

AWS AWS provides a suite of services that a VFX studio, regardless of size, can use to leverage the cloud, including AWS Thinkbox Deadline , Amazon File Cache , and Render Farm Deployment Kit on AWS (RFDK). This program is just one example of the many ways Netflix strives to entertain the world.

Cloud

Cloud Entertainment AWS Infrastructure

What Web Designers Can Do To Speed Up Mobile Websites

Smashing Magazine

JUNE 26, 2019

What Web Designers Can Do To Speed Up Mobile Websites. What Web Designers Can Do To Speed Up Mobile Websites. I recently wrote a blog post for a web designer client about page speed and why it matters. What I didn’t know before writing it was that her agency was struggling to optimize their mobile websites for speed.

Website

Website Speed Mobile Design

How to Optimize Digital Experience and Operations with Dynatrace

Dynatrace

AUGUST 30, 2019

A well-established metric we provide is APDEX , which tell us how users are perceiving page load times (time to the first byte, page speed, speed index), errors (JavaScript errors, crashes,) and also factors in the overall user journey (each user interaction) including their environment (browser, geolocation, bandwidth).

Cache

Cache Database Architecture Government

Amazon DynamoDB Accelerator (DAX): Speed Up DynamoDB Response Times from Milliseconds to Microseconds without Application Rewrite.

All Things Distributed

JUNE 21, 2017

Today, I'm excited to announce the general availability of Amazon DynamoDB Accelerator (DAX) , a fully managed, highly available, in-memory cache that can speed up DynamoDB response times from milliseconds to microseconds, even at millions of requests per second. Fully managed cache for DynamoDB.

Speed

Speed Cache Latency AWS

Tools And Practices To Speed Up The Vue.js Development Process

Smashing Magazine

JULY 8, 2021

Tools And Practices To Speed Up The Vue.js Tools And Practices To Speed Up The Vue.js Examples of directives are v-if , v-model , v-for , etc. For example, re-rendering a page each time we navigate to it. Example: CartData.store.js. Development Process. Development Process. Uma Victor. 2021-07-08T11:00:00+00:00.

Speed

Speed Processing Development Code

What is session replay? Discover user pain points with session recordings

Dynatrace

DECEMBER 20, 2021

For example, the <body> element of your page exists on one branch of this tree structure, with any <img> assets branching off. Consider the example of “rage clicks,” which are rapid clicks (or taps) on the same spot when a feature is unresponsive. For example, are all user bounces caused by the same issue?

Mobile

Mobile Website Analytics Cache

Best Free DNS Hosting Providers

KeyCDN

FEBRUARY 4, 2021

For example, when you visit KeyCDN.com it must look up the corresponding IP address to that hostname behind the scenes. Source: nameshield.com Why reliable DNS hosting is important Choosing a reliable DNS hosting provider is critical because it can affect everything from the redundancy of your website, speed, and even security.

Cache

Cache Website Internet Internet

Implementing AWS well-architected pillars with automated workflows

Dynatrace

SEPTEMBER 13, 2023

For example, optimizing resource utilization for greater scale and lower cost and driving insights to increase adoption of cloud-native serverless services. Storing frequently accessed data in faster storage, usually in-memory caching, improves data retrieval speed and overall system performance. Beyond

AWS

AWS Efficiency Azure Cloud

Progressive delivery at cloud scale: Optimizing CPU intensive code with Dynatrace

Dynatrace

OCTOBER 21, 2020

This is a great example of how valuable Dynatrace is for diagnosing performance or scalability issues, and a great testimony that we at Dynatrace use our own product and its various capabilities across our globally distributed systems. One of them being a small cache that would have brought the initial startup time down by about 95%.

Code

Code Cloud Engineering Java

Best practices and key metrics for improving mobile app performance

Dynatrace

DECEMBER 13, 2023

From the customer perspective, mobile devices have become the singular touchpoint between businesses and users, for example, the new storefront, office, and customer support line. For example, an app that does not crash often but is frequently slow from a user’s perspective is providing a poor user experience.

Best Practices

Best Practices Mobile Metrics Performance

Answering Common Questions About Interpreting Page Speed Reports

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. But it comes with caveats.

Speed

Speed Google Website Metrics

How To Optimize Progressive Web Apps: Going Beyond The Basics

Smashing Magazine

DECEMBER 23, 2020

It doesn’t come as a surprise, considering the benefits of higher conversion rates, customer engagement, decreased page loading speed, and lower costs on development and overhead. You’ll also find example code or references to more specific guides so you can implement these tips to your PWA. Cached content with IndexedDB.

Cache

Cache Internet Internet Google

Time to First Byte: What It Is and Why It Matters

CSS Wizardry

AUGUST 7, 2019

A trip from a device in London to a server in New York has a theoretical best-case speed of 28ms over fibre, but this makes lots of very optimistic assumptions. only to find that the resource they’re requesting isn’t in that PoP ’s cache. For example, request collapsing , edge-side includes , etc.). Expect closer to 75ms.

Latency

Latency Ecommerce Servers Mobile

Bringing Rich Experiences to Memory-constrained TV Devices

The Netflix TechBlog

JULY 1, 2019

Some of the metrics we use to measure performance on the Netflix TV app include animation frames per second (FPS), key input responsiveness (the amount of time before a member’s key press renders a change in the UI), video playback speed, and app start-up time. The majority of legacy devices run at 28MB of surface cache.

Cache

Cache Design Testing Development

Pushy to the Limit: Evolving Netflix’s WebSocket proxy for the future

The Netflix TechBlog

SEPTEMBER 10, 2024

For example, for a recent 24 hour period, direct messages averaged around 160,000 messages per second and indirect averaged at around 50,000 messages per second. The DeviceToDeviceManager is also responsible for observability, with metrics around cache hits, calls to the data store, message delivery rates, and latency percentile measurements.

Latency

Latency Cache Tuning Efficiency

Google Lighthouse Audits – How to use Chrome’s built-in speed testing tool

MachMetrics

FEBRUARY 27, 2020

However, you have likely used the Web UI that Google uses to allow you to test websites for speed – Google PageSpeed Insights. While PageSpeed Insights focuses solely on speed/performance, Lighthouse offers even more. Finally, decide if you want to throttle your test to a certain speed, and run the audit. Performance.

Google

Google Speed Testing Tools Testing

Fostering a Web Performance Culture

Jos

JUNE 2, 2018

At the same time, they open a door to lots of concepts that might be overwhelming: PRPL, RAIL, Paint Timing API, TTI, HTTP/2, Speed Index, Priority Hints and more … Why Performance doesn’t get Prioritized Web performance at organizations is a real challenge. Ideally, shoot for 30% speed improvements. A screenshot of Lighthouse 3.0,

Performance

Performance Speed Google Media

Crucial Redis Monitoring Metrics You Must Watch

Scalegrid

JANUARY 25, 2024

Effective management of memory stores with policies like LRU/LFU proactive monitoring of the replication process and advanced metrics such as cache hit ratio and persistence indicators are crucial for ensuring data integrity and optimizing Redis’s performance. Cache Hit Ratio The cache hit ratio represents the efficiency of cache usage.

Metrics

Metrics Monitoring Latency Cache

Image Processing Insights

KeyCDN

SEPTEMBER 3, 2020

How to measure performance The Website Speed Test is the ideal tool for measuring the performance of your website. 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.

Processing

Processing Cache Website Servers

Five Data-Loading Patterns To Improve Frontend Performance

Smashing Magazine

SEPTEMBER 28, 2022

For example, in Next.js, you can load a student list writing: export default function Home({ studentList }) { return ( <Layout home> <ul> {studentList.map(({ id, name, age }) => ( <li key={id}> {name} <br /> {age} </li> ))} </ul> </Layout> ); }. Active Memory Caching.

Cache

Cache Performance Servers Architecture

Application vulnerabilities: Important lessons from the OWASP top 10 about application security risks

Dynatrace

MARCH 22, 2023

For these, it’s important to turn off auto-completing forms, encrypt data both in transit and at rest with up-to-date encryption techniques, and disable caching on data collection forms. Injection A query or command that inserts untrusted data into the interpreter, causing it to generate unintended commands or expose data.

Open Source

Open Source Artificial Intelligence Internet Internet

Improving The Performance Of Wix Websites (Case Study)

Smashing Magazine

NOVEMBER 22, 2021

We deployed these enhancements gradually over time to ensure that our users didn’t experience any disruptions, but instead only a consistent improvement of their site speed. While some noticeable progress was made, it was challenging to implement significant changes just for the sake of speed. Creating A Performance Culture.

Website

Website Performance Google Website Performance

PostgreSQL Indexes Can Hurt You: Negative Effects and the Costs Involved

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. For example, let’s assume that there are five indexes on a table; every INSERT into the table will result in an INSERT of the index record on those five indexes.

Tuning

Tuning Cache Storage Database

Embrace event-driven computing: Amazon expands DynamoDB with streams, cross-region replication, and database triggers

All Things Distributed

JULY 14, 2015

Streams provide you with the underlying infrastructure to create new applications, such as continuously updated free-text search indexes, caches, or other creative extensions requiring up-to-date table changes. Cross-region replication allows us to distribute data across the world for redundancy and speed. ” DynamoDB Triggers.

Database

Database Lambda AWS IoT

Static Analysis of Java Enterprise Applications: Frameworks and Caches, the Elephants in the Room

The Morning Paper

SEPTEMBER 24, 2020

Static analysis of Java enterprise applications: frameworks and caches, the elephants in the room , Antoniadis et al., This means for example that it can be applied to analyse source code repositories and pull requests, be used as an additional test in CI pipelines, and even give assistance in your IDE if it’s fast enough.

Java

Java Cache Benchmarking Programming

Best practices for accelerating Dynatrace APIs within large monitoring environments

Dynatrace

MAY 2, 2019

Let’s begin with a simple example of generating a report of all hosts that Dynatrace monitors within a specific management zone. Instead of fetching megabytes of host information in JSON format, you can use this filter to speed up your query and greatly reduce the size of the resulting payload.

Best Practices

Best Practices Monitoring Cache Speed

Site Speed Metrics Explained – TTFB, Speed Index, Interactive, Load, Complete, and more

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?” Standard Website Speed Metrics. As we can see, a website’s “speed” is not a one-size-fits-all number that we can simply lower. Speed Index. Instead, we get multiple measurements.

Speed

Speed Metrics Website Cache

How to Optimize Websites for Ad Publishers

Dotcom-Montior

AUGUST 5, 2020

Page speed has been a key factor in Google’s ranking algorithm since 2010 , so it is essential to understand the various ways you can optimize your pages and why implementing synthetic monitoring can ensure your pages perform flawlessly and revenue isn’t lost. Remember, speed is key to the user experience. Optimize Your Pages.

Website

Website Speed Cache Traffic

How to Optimize CSS for Speed

MachMetrics

JULY 15, 2020

However, if utilized carelessly, CSS can greatly affect our page speed. That’s good to know, but I know you’re looking for a css speed test, or techniques for optimizing your css for speed. This is another reason why page speed scores can be misleading. Learn more about the other benefits of a CDN for speed.

Speed

Speed Website Cache Testing

Use Distributed Caching to Accelerate Online Web Sites

ScaleOut Software

APRIL 22, 2020

The Solution: Distributed Caching. A widely used technology called distributed caching meets this need by storing frequently accessed data in memory on a server farm instead of within a database. This speeds up accesses and updates while offloading back-end database servers. Let’s take a look at some of these capabilities.

Cache

Cache Storage Servers Database

Use Distributed Caching to Accelerate Online Web Sites

ScaleOut Software

APRIL 22, 2020

The Solution: Distributed Caching. A widely used technology called distributed caching meets this need by storing frequently accessed data in memory on a server farm instead of within a database. This speeds up accesses and updates while offloading back-end database servers. Let’s take a look at some of these capabilities.

Cache

Cache Storage Servers Database

Dynamic Content Support in Amazon CloudFront - All Things.

All Things Distributed

MAY 13, 2012

With these features CloudFront makes it as simple as possible for customers to use CloudFront to speed up delivery of their entire dynamic website running in Amazon EC2/ELB (or third-party origins), without needing to worry about which URLs should point to CloudFront and which ones should go directly to the origin. More new features.

Cache

Cache Latency AWS Website

Stuff The Internet Says On Scalability For July 20th, 2018

High Scalability

JULY 20, 2018

And if you know anyone looking for a simple book that uses lots of pictures and lots of examples to explain the cloud, then please recommend my new book: Explain the Cloud Like I'm 10. That means multiple data indirections mean multiple cache misses. Do you like this sort of Stuff? Please lend me your support on Patreon.

Internet

Internet Internet Scalability Automotive

The Three Cs: Concatenate, Compress, Cache

Consistent caching mechanism in Titus Gateway

Trending Sources

Radically speed up your code by fixing slow or frequent garbage collection

Top Redis Use Cases by Core Data Structure Types

Netflix Cloud Packaging in the Terabyte Era

Netflix Android and iOS Studio Apps?—?now powered by Kotlin Multiplatform

Why Page Speed Scores can be Dangerous

Measure What You Impact, Not What You Influence

Cache and Prizes

Performance Game Changer: Browser Back/Forward Cache

Optimising for High Latency Environments

Helping VFX studios pave a path to the cloud

What Web Designers Can Do To Speed Up Mobile Websites

How to Optimize Digital Experience and Operations with Dynatrace

Amazon DynamoDB Accelerator (DAX): Speed Up DynamoDB Response Times from Milliseconds to Microseconds without Application Rewrite.

Tools And Practices To Speed Up The Vue.js Development Process

What is session replay? Discover user pain points with session recordings

Best Free DNS Hosting Providers

Implementing AWS well-architected pillars with automated workflows

Progressive delivery at cloud scale: Optimizing CPU intensive code with Dynatrace

Best practices and key metrics for improving mobile app performance

Answering Common Questions About Interpreting Page Speed Reports

How To Optimize Progressive Web Apps: Going Beyond The Basics

Time to First Byte: What It Is and Why It Matters

Bringing Rich Experiences to Memory-constrained TV Devices

Pushy to the Limit: Evolving Netflix’s WebSocket proxy for the future

Google Lighthouse Audits – How to use Chrome’s built-in speed testing tool

Fostering a Web Performance Culture

Crucial Redis Monitoring Metrics You Must Watch

Image Processing Insights

Five Data-Loading Patterns To Improve Frontend Performance

Application vulnerabilities: Important lessons from the OWASP top 10 about application security risks

Improving The Performance Of Wix Websites (Case Study)

PostgreSQL Indexes Can Hurt You: Negative Effects and the Costs Involved

Embrace event-driven computing: Amazon expands DynamoDB with streams, cross-region replication, and database triggers

Static Analysis of Java Enterprise Applications: Frameworks and Caches, the Elephants in the Room

Best practices for accelerating Dynatrace APIs within large monitoring environments

Site Speed Metrics Explained – TTFB, Speed Index, Interactive, Load, Complete, and more

How to Optimize Websites for Ad Publishers

How to Optimize CSS for Speed

Use Distributed Caching to Accelerate Online Web Sites

Use Distributed Caching to Accelerate Online Web Sites

Dynamic Content Support in Amazon CloudFront - All Things.

Stuff The Internet Says On Scalability For July 20th, 2018

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