The Netflix TechBlog

OCTOBER 8, 2024

Rajiv Shringi Vinay Chella Kaidan Fullerton Oleksii Tkachuk Joey Lynch Introduction As Netflix continues to expand and diversify into various sectors like Video on Demand and Gaming , the ability to ingest and store vast amounts of temporal data — often reaching petabytes — with millisecond access latency has become increasingly vital.

Latency 236

Latency Storage Traffic Tuning 236

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. This avoids thrashing caches too much for B and evens out the pressure on the L3 caches of the machine.

Cache 256

Cache Latency Airlines Logistics 256

Smashing Magazine

SEPTEMBER 28, 2022

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. It essentially describes the lifetime of each file you download to load your page from the network. You can see this by opening your browser and looking in the Networking tab.

Cache 128

Cache Performance Servers Architecture 128

Smashing Magazine

OCTOBER 2, 2023

Image Optimization Images are pieces of content in many contexts, and they are a very important and prominent part of the WaterBear app’s experience, from video posters and category banners to partner logos and campaign image assets. After scrolling the video category page, a bunch more images are loaded.

Cache 74

Cache Strategy Best Practices Design 74

IO River

NOVEMBER 2, 2023

CDN’s Effectiveness: Static Vs Dynamic ContentBack in the day, a CDN’s primary function revolved around caching static content and delivering it efficiently to end-users. Examples include real-time video conferencing, gaming, or personalized web pages. ‍Dynamic Content - Online GamingImagine a video gaming match.

Cache 52

Cache Traffic Games Network 52

Smashing Magazine

JULY 29, 2019

Failing that, we are usually able to connect to home or public WiFi networks that are on fast broadband connections and have effectively unlimited data. The speed of mobile networks, too, varies considerably between countries. As for mobile network connection type, 84.7% Kyrgyzstan, Kazakhstan and Ukraine follow at $0.27, $0.49

Cache 97

Cache Google Mobile Network 97

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

The Morning Paper

OCTOBER 4, 2020

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 The 5G network is operating at 3.5GHz). Does 5G improve the end-user experience for applications (web browsing, and 4K+ video streaming)?

Energy 130

Energy Latency Performance Network 130

IO River

NOVEMBER 2, 2023

CDN’s Effectiveness: Static Vs Dynamic ContentBack in the day, a CDN’s primary function revolved around caching static content and delivering it efficiently to end-users. Examples include real-time video conferencing, gaming, or personalized web pages. Dynamic Content - Online GamingImagine a video gaming match.

Cache 40

Cache Traffic Games Network 40

Smashing Magazine

AUGUST 3, 2023

This could be an image, a block of text, or even an embedded video. You need to beware that slow server response times can significantly increase TTFB, often due to server overload, network issues, or un-optimized logic on the server side. Download Time of HTML This is the time it takes to download the page’s HTML file.

Performance 75

Performance Cache Traffic Metrics 75

Smashing Magazine

JULY 6, 2021

Web pages, such as the one you’re reading now, have text, images, videos and other assets to bring information to you. The delivery of static assets in formats such as WebP via a Content Delivery Network (CDN) is also crucial to serving your users a fast website. Along with images, the next heaviest assets are videos.

Cache 144

Cache Website Mobile Google 144

Brendan Gregg

FEBRUARY 28, 2023

The video is now on [YouTube]: The slides are [online] and as a [PDF]: first prev next last / permalink/zoom In Q&A I was asked about CXL (compute express link) which was fortunate as I had planned to cover it and then forgot, so the question let me talk about it (although Q&A is missing from the video).

Performance 103

Performance Latency Cache Virtualization 103

Official Blog - World Web Technology

AUGUST 27, 2023

Also, there are tutorials, video forums, and documentation, making PHP development easy and troubleshooting more accessible. Various techniques, such as caching and optimization, improve the website’s performance and speed. Developers use content delivery networks to reduce server load and deliver website content fast.

Development 98

Development Ecommerce Open Source Website 98

Smashing Magazine

NOVEMBER 4, 2021

We’ll be learning how to do this with GraphQL Features like Cache Update, Subscriptions, and Optimistic UI. Continue reading below ↓ Meet Smashing Online Workshops on front-end & UX , with practical takeaways, live sessions, video recordings and a friendly Q&A. More after jump! On design systems, CSS/JS and UX.

Cache 118

Cache Servers Code Transportation 118

IO River

NOVEMBER 2, 2023

Add-on Services - Special services can include capabilities like security features (WAF, Origin Shield), resource capping (rate limiting), image/video optimization, and more.CDN Pricing Examples1) Amazon Cloudfront’s data routing prices are determined according to amount of traffic and region.

Infrastructure 52

Infrastructure Traffic Cache Strategy 52

Smashing Magazine

NOVEMBER 22, 2021

While mobile devices have come a long way in terms of network and CPU speed, many of them are still significantly underpowered when compared to desktops, especially in countries where mobile connectivity is still poor. This includes features like videos and animations, sophisticated interactions, and greater customization.

Website 129

Website Performance Google Media 129

IO River

NOVEMBER 2, 2023

Enter the concept of Content Delivery Networks (CDN) with Multiple Origins Load Balancing. These rules determine to which origin data center each request will be directed, based on customer-defined conditions, within the Content Delivery Network (CDN) infrastructure.‍For What is “Origin”?An ‍How DNS TTL Impacts Load Balancing?A

Traffic 52

Traffic Cache Servers Network 52

Smashing Magazine

JUNE 25, 2020

Today, we’ll address storing and serving files for both single-server and scalable deployments while considering factors like compression, caching, and availability. Static files range from a few kilobytes of CSS to gigabytes of video. Imagine a professional networking site with a database of users. Media Files. Media Files.

Media 70

Media Cache Storage AWS 70

IO River

NOVEMBER 2, 2023

Enter the concept of Content Delivery Networks (CDN) with Multiple Origins Load Balancing. Just like how a traffic cop ensures cars flow smoothly at an intersection, a Load Balancer makes sure data moves efficiently across the network. A longer TTL implies that DNS information remains cached for prolonged durations.

Traffic 40

Traffic Cache Servers Network 40

IO River

NOVEMBER 2, 2023

Transition to a Multi-CDN SetupA multi-CDN strategy has multiple advantages, like ensuring network redundancy and enhanced performance. Split and Separate Static and Dynamic TrafficStatic traffic is traffic that is cached close to the user and stored and served to them by the nearest server.

Infrastructure 52

Infrastructure Traffic Cache Strategy 52

Alex Russell

APRIL 29, 2021

Next-generation video codecs, supported in many modern chips, but also a licensing minefield. Necessary for building competitive video experiences, including messaging and videoconferencing. Real-time network protocols for enabling videoconferencing, desktop sharing, and game streaming applications. Where iOS Has Lagged.

Media 145

Media Games Education Engineering 145

Percona

MAY 2, 2023

ChatGPT: The InnoDB buffer pool is used by MySQL to cache frequently accessed data in memory. If we expand the cache concept more, the buffer pool could be even less if the working set (hot data) is smaller. Questions Q: I have a MySQL server with 500 GB of RAM; my data set is 100 GB. How large my InnoDB buffer pool needs to be?

Social Media 125

Social Media Database Servers Cache 125

ACM Sigarch

DECEMBER 6, 2018

As we move beyond individual image and frame-based analysis, it is clear that video data is much richer and including temporal information (across frames) in addition to the spatial aspects (within a frame) adds additional attributes that should be considered in workload/architecture research.

Wireless 54

Wireless IoT Architecture Analytics 54

Speed Curve

OCTOBER 29, 2024

If you use a content delivery network (CDN), then you need to know that CDN performance is critical during the holiday season. Capture cache hits/misses, time spent at the edge, origin, and even round-trip time (RTT) for most major CDN providers. Time to First Byte (TTFB) can be a page speed killer , especially during peak traffic.

Speed 57

Speed Benchmarking Traffic Retail 57

Brendan Gregg

FEBRUARY 28, 2023

The video is now on YouTube : The slides are online and as a PDF : first prev next last / permalink/zoom In Q&A I was asked about CXL (compute express link) which was fortunate as I had planned to cover it and then forgot, so the question let me talk about it (although Q&A is missing from the video).

Performance 52

Performance Latency Cache Virtualization 52

Smashing Magazine

NOVEMBER 17, 2022

As you may already know, image optimization is the process that a high-quality image has to go through to be delivered in ideal conditions, sometimes with the help of an Image Transformation API and a global Content Delivery Network (CDN) to make the process simpler and scalable. Cache Your Images.

Media 109

Media Cache Website Mobile 109

All Things Distributed

OCTOBER 12, 2016

While caching continues to be a dominant use of ElastiCache for Redis, we see customers increasingly use it as an in-memory NoSQL database. There are some great examples and use cases for Redis, which you can see at companies like Hudl, which offers mobile and desktop video analytics solutions to sports teams and athletes.

Scalability 117

Scalability Cache Analytics AWS 117

Speed Curve

DECEMBER 13, 2023

LCP measures when the largest visual element in the viewport – typically a hero image or video – finishes rendering. Are you using a content delivery network (CDN) to bring elements like images closer to your users, so that delivery times are faster? Are you compressing and caching the right things?

Performance 66

Performance Retail Benchmarking Ecommerce 66

Smashing Magazine

AUGUST 9, 2021

It also, however, takes a full network round trip to complete before anything else can be done on a connection. 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.). What is so different?

Transportation 145

Transportation Internet Internet Network 145

Speed Curve

JUNE 14, 2021

To overcome some of these challenges, we built our own Java-based player, complete with caching, content compression, and even bandwidth detection so it could switch between video, audio, and text versions of a course depending on network speed. Ultimately the business didn’t survive the dotcom bust, but it lit a spark.

Retail 52

Retail Internet Internet Education 52

Percona

APRIL 17, 2023

Make sure the drives are mounted with noatime and also if the drives are behind a RAID controller with appropriate battery-backed cache. Embedding further simplifies database operations, reduces network overhead, and boosts read and query performance. Furthermore, proper mount options can improve performance noticeably.

Best Practices 52

Best Practices Design Tuning Database 52

The Morning Paper

SEPTEMBER 10, 2019

to understand YouTube video performance) drive tens of thousands of canned (known in advance) queries per second, that need to be served with latency in the tens of milliseconds. Cache all the things. Procella employs multiple caches to mitigate this networking penalty. Reporting and dashboarding use cases (e.g.

Analytics 75

Analytics Latency Cache Google 75

Smashing Magazine

APRIL 17, 2019

The browser caches the results of these lookups, but they can be slow. This typically happens once per server and takes up valuable time — especially if the server is very distant from the browser and network latency is high. You might think of a prefetch as being a bit like adding a file to the browser’s cache.

Performance 107

Performance Servers Games Cache 107

Smashing Magazine

JANUARY 15, 2019

This includes the work done by the server, the client and the intermediary communications networks that transmit data between the two. All of the major browsers provide developer tools that allow us to measure network activity. Reduce Network Requests. Are we embedding YouTube videos? Large preview ). Large preview ).

Website Performance 74

Website Performance Website Energy Performance 74

Adrian Cockcroft

JANUARY 29, 2023

I presented this analysis of response time distributions talk in 2016 — at Microxchg in Berlin ( video ). I think that the structure of the system in terms of functionality distributed across a network of lambda functions, microservices, caches, databases and external services is going to determine the number and position of each peak.

Lambda 98

Lambda Latency Cache C++ 98

The Morning Paper

NOVEMBER 19, 2019

It should work without a network. Used in conjunction with the dat:// networking stack the result is Hypermerge. If you have 2 minutes and 10 seconds available, it’s well worth watching this short video showing Trellis in action. ” Visualising document history is important (see the Trellis video!). In section 4.2.4

Cloud 83

Cloud Software Software Internet 83

Speed Curve

SEPTEMBER 11, 2016

And while there are already numerous conferences, videos, and evangelists for PWAs, there's less focus on testing and tracking the performance of PWAs. SpeedCurve is built on top of WebPageTest , so we use its scripting language to load the PWA while online, and then load it again without any network access. navigate [link].

Performance 61

Performance Network Mobile Cache 61