Dynatrace

DECEMBER 13, 2023

Mobile applications (apps) are an increasingly important channel for reaching customers, but the distributed nature of mobile app platforms and delivery networks can cause performance problems that leave users frustrated, or worse, turning to competitors. What is mobile app performance? Issue remediation.

Best Practices 205

Best Practices Mobile Metrics Performance 205

DZone

JULY 23, 2020

There are two effective methods to improve the load time — data caching and using a content delivery network (CDN). When we talk about the speed of a website, most often we mean the speed of its content loading. Both methods are good in their own way and are used by a variety of web resources.

Cache 147

Cache Speed Website Network 147

KeyCDN

NOVEMBER 19, 2020

In October 2015 KeyCDN released a free WordPress caching plugin called Cache Enabler. We did this because we wanted to give back to the WordPress community in the offering of a caching solution that was not complicated and most importantly, free. Over the last few months there have been many changes made to Cache Enabler.

Cache 116

Cache Network Open Source Speed 116

High Scalability

JANUARY 11, 2022

from a client it performs two parallel operations: i) persisting the action in the data store ii) publish the action in a streaming data store for a pub-sub model. User Feed Service, Media Counter Service) read the actions from the streaming data store and performs their specific tasks. After that, the various services (e.g.

Design 334

Design Media Storage Logistics 334

Jos

JUNE 2, 2018

Web Performance is not only about understanding what makes a site fast. Performance is a feature and needs to be prioritized as such. Performance is a topic that has interested me for a long time. Moving over to web, the performance problems are different. This is not a post explaining why web performance is important.

Performance 237

Performance Speed Google Media 237

CSS Wizardry

MAY 31, 2019

Users might already have the file cached. If website-a.com links to [link] , and a user goes from there to website-b.com who also links to [link] , then the user will already have that file in their cache. Penalty: Network Negotiation. On a high latency connection, network overhead totals a whopping 5.037s. to just 3.6s.

Cache 275

Cache Latency Infrastructure Website 275

The Netflix TechBlog

JUNE 14, 2023

This blog post will share broadly-applicable techniques (beyond GraphQL) we used to perform this migration. And we definitely couldn’t replay test non-functional requirements like caching and logging user interaction. We then collect and analyze the performance of the two clusters. To launch Phase 1 safely, we used AB Testing.

Traffic 358

Traffic Latency Metrics Cache 358

The Netflix TechBlog

JUNE 4, 2019

Because microprocessors are so fast, computer architecture design has evolved towards adding various levels of caching between compute units and the main memory, in order to hide the latency of bringing the bits to the brains. CFS is widely used and therefore well tested and Linux machines around the world run with reasonable performance.

Cache 259

Cache Latency Airlines Logistics 259

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 93

Cache Games Performance Website 93

CSS Wizardry

AUGUST 24, 2022

A thing I see developers do time and time again is make performance-facing changes to their sites and apps, but mistakes in how they measure them often lead to incorrect conclusions about the effectiveness of that work. Problems When Measuring Performance. For example, continuing our task to reduce CSS size: performance.

Benchmarking 249

Benchmarking Metrics Cache Network 249

DZone

JUNE 3, 2019

That data doesn't change usually, but the application, in each request, must connect, execute the correct instructions to read the data, pick it up from the network, etc. A solution to that problem could be using a cache, but how do you implement it? In that article, I explain how to use a basic cache in Spring Boot.

Cache 100

Cache Database Network Java 100

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. It’s important to note that Redis is a NoSQL database system. Redis Sets.

Cache 232

Cache Ecommerce Social Media Database 232

The Netflix TechBlog

SEPTEMBER 18, 2024

Firstly, developers struggled to reason about consistency, durability and performance in this complex global deployment across multiple stores. This flexibility allows our Data Platform to route different use cases to the most suitable storage system based on performance, durability, and consistency needs.

Latency 261

Latency Storage Cache Efficiency 261

CSS Wizardry

SEPTEMBER 16, 2024

This gives fascinating insights into the network topography of our visitors, and how much we might be impacted by high latency regions. You can’t change that someone was from Nigeria, you can’t change that someone was on a mobile, and you can’t change their network conditions. Go and give it a quick read—the context will help.

Latency 225

Latency Cache Transportation Mobile 225

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. Suppose a user has only downloaded part of the cache.

Cache 89

Cache Government Traffic Network 89

CSS Wizardry

AUGUST 15, 2019

This means that from a cold-cache, if a user were to land on this page for the first time, they’re absolutely going to take a performance hit—there’s just no way around it. The file needs to make it across the network successfully before the page can even begin to render. This is a regular that is, necessarily, defined in the.

Cache 188

Cache Network Design Performance 188

The Netflix TechBlog

SEPTEMBER 24, 2021

The ProRes codec family provides great editing performance and image quality. It is worth pointing out that cloud processing is always subject to variable network conditions. It downloads the part(s) that contain the referenced, uploaded bytes and keeps them in an LRU active cache.

Cloud 242

Cloud Media Storage Cache 242

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. The resource loading waterfall is a cascade of files downloaded from the network server to the client to load your website from start to finish.

Cache 128

Cache Performance Servers Architecture 128

All Things Distributed

SEPTEMBER 3, 2013

Today, we added two important choices for customers running high performance apps in the cloud: support for Redis in Amazon ElastiCache and a new high memory database instance (db.cr1.8xlarge) for Amazon RDS. Today, we are further expanding the choices available for designing and developing highly scalable and high performance apps.

Cache 101

Cache Cloud Performance Retail 101

The Netflix TechBlog

AUGUST 10, 2020

In addition, with 193M members and counting, there is a huge diversity in the networks that stream our content as well as in our members’ bandwidth. It is, thus, imperative that we are sensible in the use of the network and of the bandwidth we require. Further tuning of pre-defined encoding parameters.

Innovation 243

Innovation Traffic Network Efficiency 243

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. Latencies The old api service was running on the same “machine” that also cached a lot of video metadata (by design). This meant that data that was static (e.g.

Latency 242

Latency Cache Java Traffic 242

Dynatrace

AUGUST 30, 2019

Digital Performance: 99% reduction in Response Time, from 18.2s Dynatrace Real User Monitoring (RUM) captures very detailed user behavior, as well as experience and performance information, about every user on your applications. Here are two I would start with: Web Performance Optimization with Dynatrace.

Cache 202

Cache Database Architecture Government 202

Alex Russell

MARCH 6, 2021

Thanks to progress in networks and browsers (but not devices), a more generous global budget cap has emerged for sites constructed the "modern" way: ~100KiB of HTML/CSS/fonts and ~300-350KiB of JS (compressed) is the new rule-of-thumb limit for at least the next year or two. Live by the link, die by the link.

Performance 127

Performance Network Mobile Metrics 127

Scalegrid

OCTOBER 2, 2019

The demand for Redis is skyrocketing across dozens of use cases, particularly for cache, queues, geospatial data, and high speed transactions.

Azure 37

Azure Cloud Open Source Virtualization 37

Smashing Magazine

NOVEMBER 22, 2021

Improving The Performance Of Wix Websites (Case Study). Improving The Performance Of Wix Websites (Case Study). It was at this point that we realized we needed to make a significant change in our approach towards performance, and that we must embrace performance as part of our culture. Dan Shappir. Large preview ).

Website 129

Website Performance Google Website Performance 129

Alex Russell

DECEMBER 18, 2022

TL;DR : To serve users at the 75 th percentile ( P75 ) of devices and networks, we can now afford ~150KiB of HTML/CSS/fonts and ~300-350KiB of JavaScript (gzipped). This is a slight improvement on last year's budgets , thanks to device and network improvements. Networks #. This is an ethical crisis for the frontend.

Performance 120

Performance Mobile Network Latency 120

The Netflix TechBlog

NOVEMBER 15, 2022

But it’s not easy: to pull this off, VFX studios need to build and operate serious technical infrastructure (compute, storage, networking, and software licensing), otherwise known as a “ render farm.” Netflix production teams work with a global roster of VFX studios (both large and small) and their artists to create this amazing imagery.

Cloud 292

Cloud Entertainment AWS Infrastructure 292

Abhishek Tiwari

DECEMBER 16, 2024

One of the most pressing challenges has been maintaining performance at scale while dealing with complex service dependencies and network communication overhead. al at USENIX NSDI 2024 that tackles this challenge head-on by providing automatic and coherent caching for microservices call graphs (see here ).

Cache 59

Cache Innovation Architecture Network 59

Dynatrace

NOVEMBER 28, 2022

Lambda then takes a snapshot of the memory and disk state of the initialized execution environment, persists the encrypted snapshot, and caches it for low-latency access. It also baselines the performance of an application under load, including response times, error rates, and behavior. How does Dynatrace help?

Lambda 230

Lambda AWS Serverless Latency 230

CSS Wizardry

AUGUST 7, 2019

The reason is because mobile networks are, as a rule, high latency connections. only to find that the resource they’re requesting isn’t in that PoP ’s cache. It’s vital that we understand just what TTFB can cover, and just how critical it can be to overall performance. Routing: If you are using a CDN—and you should be!—a

Latency 271

Latency Ecommerce Servers Mobile 271

Dynatrace

SEPTEMBER 13, 2023

The framework comprises six pillars: Operational Excellence, Security, Reliability, Performance Efficiency, Cost Optimization, and Sustainability. And how can you verify this performance consistently across a multicloud environment that also uses Microsoft Azure and Google Cloud Platform frameworks?

AWS 253

AWS Efficiency Azure Cloud 253

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 167

Cache Design Testing Development 167

Scalegrid

APRIL 16, 2020

While this is a good way to get a rough estimate, your monthly cloud costs will indeed vary based on the amount of backups performed and your data transfer activity. A vast majority of the features are the same, outside of these advanced features available through the BYOC model: Virtual Private Clouds / Virtual Networks.

Cloud 242

Cloud Azure AWS Database 242

The Morning Paper

OCTOBER 4, 2020

Understanding operational 5G: a first measurement study on its coverage, performance and energy consumption , Xu et al., The first 5G networks are now deployed and operational. The study is based on one of the world’s first commercial 5G network deployments (launched in April 2019), a 0.5 SIGCOMM’20.

Energy 130

Energy Latency Performance Network 130

Scalegrid

MARCH 28, 2024

In this comparison of Redis vs Memcached, we strip away the complexity, focusing on each in-memory data store’s performance, scalability, and unique features. Redis and Memcached both provide high performance with sub-millisecond response times. Choosing between Redis and Memcached hinges on specific application requirements.

Cache 130

Cache Storage Architecture Scalability 130

Scalegrid

JANUARY 25, 2024

Redis® is an in-memory database that provides blazingly fast performance. This makes it a compelling alternative to disk-based databases when performance is a concern. You might already use ScaleGrid hosting for Redis hosting to power your performance-sensitive applications.

Metrics 130

Metrics Monitoring Latency Cache 130

ACM Sigarch

DECEMBER 19, 2022

When I worked at Google, fleet-wide profiling revealed that 25-35% of all CPU time was spent just moving bytes around: memcpy, strcmp, copying between user and kernel buffers in network and disk I/O, hidden copy-on-write in soft page faults, checksumming, compressing, decrypting, assembling/disassembling packets and HTML pages, etc.

Design 145

Design Systems Cache Network 145