The Netflix TechBlog

MARCH 5, 2019

the order of the rows on your Netflix home page, issuing content licenses when you click play, finding the Open Connect cache closest to you with the content you requested, and many more). Can we adjust our auto-scaling policies to be more efficiency without risking our availability during traffic spikes?

Infrastructure 185

Infrastructure Cloud Scalability AWS 185

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 136

Performance Monitoring Traffic Database 136

Dynatrace

SEPTEMBER 17, 2019

Cluster and container Log Analytics. 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. 3 Log Analytics. Full-stack observability. End-to-end code-level tracing.

AWS 170

AWS Monitoring Ecommerce Lambda 170

All Things Distributed

JUNE 21, 2018

In-memory: Financial services, Ecommerce, web, and mobile application have use cases such as leaderboards, session stores, and real-time analytics that require microsecond response times and can have large spikes in traffic coming at any time. Search: Many applications output logs to help developers troubleshoot issues.

Database 166

Database AWS Games Latency 166

Scalegrid

MARCH 28, 2024

Key Takeaways Redis offers complex data structures and additional features for versatile data handling, while Memcached excels in simplicity with a fast, multi-threaded architecture for basic caching needs. Redis is better suited for complex data models, and Memcached is better suited for high-throughput, string-based caching scenarios.

Cache 130

Cache Storage Architecture Scalability 130

Jos

JUNE 2, 2018

You will work hard on implementing features, collaborating with other teams (eg adding scripts for analytics, ads, retargeting, A/B test), setting up CI/CD, ensuring security, and making sure the project is usable and pleasant to the eye. How would you architecture a non-trivial size web project (client, server, databases, caching layer)?

Performance 237

Performance Speed Google Media 237

Smashing Magazine

AUGUST 3, 2023

It increases our visibility and enables us to draw a steady stream of organic (or “free”) traffic to our site. While paid marketing strategies like Google Ads play a part in our approach as well, enhancing our organic traffic remains a major priority. The higher our organic traffic, the more profitable we become as a company.

Performance 78

Performance Cache Traffic Metrics 78

Scalegrid

FEBRUARY 8, 2024

Nevertheless, strategies like using content delivery networks (CDNs), implementing effective caching mechanisms for data retrieval efficiency, refining network traffic routing methods, and incorporating compression technologies can help overcome these obstacles.

Storage 130

Storage Systems Big Data Azure 130

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 162

Scalability Database Ecommerce Latency 162

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 Traffic Ecommerce 74

Smashing Magazine

JULY 29, 2019

MB , that suggests I’ve got around 29 pages in my budget, although probably a few more than that if I’m able to stay on the same sites and leverage browser caching. There’s a trade-off to be made here, as external stylesheets can be cached but inline ones cannot (unless you get clever with JavaScript ). Let’s talk about caching.

Cache 99

Cache Mobile Google Network 99

All Things Distributed

NOVEMBER 21, 2017

Redis's microsecond latency has made it a de facto choice for caching. Its support for advanced data structures (for example, lists, sets, and sorted sets) also enables a variety of in-memory use cases such as leaderboards, in-memory analytics, messaging, and more.

Games 96

Games Retail Latency Education 96

CSS - Tricks

JULY 15, 2020

This is not available in the src directory until we run a command to copy over the default from the cache: cp.cache/default-html.js Let’s pretend we work with a marketing department and they want to start measuring traffic with Google Analytics. Static files are cached on the edge reducing Time to First Byte (TTFB).

Cache 74

Cache Google Analytics Servers 74

Alex Russell

MARCH 6, 2021

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 fastest Androids predictably remain 18-24 months behind, owing to cheapskate choices about cache sizing by Qualcomm, Samsung Semi, and all the rest. The Moto G4 , for example.

Performance 127

Performance Network Mobile Metrics 127

Smashing Magazine

MARCH 7, 2022

Weirdly, they report as a range of browsers in our analytics including the Android WebView, Chrome and Safari (despite it’s not supporting this!). However, the above table is not actually representative of total traffic, and that’s another point to note about this data. In short, this is not a niche setting.

Website 120

Website Media Mobile Network 120

Smashing Magazine

SEPTEMBER 24, 2021

That was until we went to production with our highest traffic customer. To mitigate the performance issues, we had to add a lot of (unbudgeted) extra servers and had to aggressively cache pages on a reverse proxy. Vercel also offers an Analytics feature , which measures the core Web Vitals of your production deployment.

Website 132

Website Code Servers Analytics 132

Smashing Magazine

JUNE 1, 2022

These services use requests to external hosts (not servers you control) to deliver JavaScript framework libraries, custom fonts, advertising content, marketing analytics trackers, and more. They can also highlight very long redirection chains in your third-party traffic.

Website 138

Website Design Network Testing 138

Dean Hume

APRIL 24, 2018

While this may not seem significant for websites with low traffic, as traffic to the site begins to increase, so does the amount of energy consumed. Without effective caching on the client, the server will see an increase in workload, more CPU usage and ultimately increased latency for the end user. Show me the money!

Energy 40

Energy Cache Traffic Website 40

Dean Hume

APRIL 24, 2018

While this may not seem significant for websites with low traffic, as traffic to the site begins to increase, so does the amount of energy consumed. Without effective caching on the client, the server will see an increase in workload, more CPU usage and ultimately increased latency for the end user. Show me the money!

Energy 40

Energy Cache Traffic Website 40

Dean Hume

APRIL 24, 2018

While this may not seem significant for websites with low traffic, as traffic to the site begins to increase, so does the amount of energy consumed. Without effective caching on the client, the server will see an increase in workload, more CPU usage and ultimately increased latency for the end user. Show me the money!

Energy 40

Energy Cache Traffic Website 40

IO River

NOVEMBER 2, 2023

‍Just as a well-coordinated airport directs flights to multiple runways based on traffic and weather conditions, a CDN with Multiple Origins Load Balancing ensures that web traffic is distributed across various data centers, optimizing performance and reliability. ‍But how does it decide where to send this traffic?

Traffic 52

Traffic Cache Servers Network 52

Abhishek Tiwari

NOVEMBER 3, 2018

Most of the CMS vendors dodge questions of evolution by talking about incremental innovation primarily focused on customer experience (CX) such as analytics and personalisation. This is achieved by caching content (static HTML page, assets, APIs) at a large number of geographically distributed edge locations.

Systems 63

Systems Cache Website Network 63

SQL Performance

NOVEMBER 18, 2019

Compute optimized – High CPU-to-memory ration, medium traffic web servers and application servers. Memory optimized – High memory-to-CPU ratio, relational database servers, medium to large caches, and in-memory analytics. For a real production test, this should be large enough to help avoid hitting cache.

Azure 76

Azure Benchmarking Storage Virtualization 76

Rigor

SEPTEMBER 17, 2019

He goes into detail covering the steps that need to be taken to ensure that a website or application is prepared for an influx of traffic, from scoping and testing to setting expectations and creating a contingency plan. “There are a lot of different scenarios where you will be expecting more traffic than normal.”

Performance 68

Performance Traffic Website Performance Testing 68

Official Blog - World Web Technology

MARCH 4, 2024

It is a premium managed hosting service explicitly designed for high-traffic and high-profile websites. Performance scalability: Using WordPress VIP, users can handle significant traffic and sudden visitor spikes. It controls content delivery networks (CDNs), advanced caching, and other optimization procedures.

Website 59

Website Development Education Traffic 59

Smashing Magazine

OCTOBER 31, 2023

This data is distinct from CrUX because it’s collected directly by the website owner by installing an analytics snippet on their website. Google also doesn’t report CrUX data for some high-traffic pages because the visitors may not be logged in to their Google profile.

Speed 117

Speed Google Website Metrics 117

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

IO River

NOVEMBER 2, 2023

Just as a well-coordinated airport directs flights to multiple runways based on traffic and weather conditions, a CDN with Multiple Origins Load Balancing ensures that web traffic is distributed across various data centers, optimizing performance and reliability. But how does it decide where to send this traffic?

Traffic 40

Traffic Cache Servers Network 40

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

John McCalpin

APRIL 2, 2020

Here I assumed a particular analytical function for the amount of memory traffic as a function of cache size to scale the bandwidth time. (It is better than peak MFLOPS, but still has roughly a factor of three range when projecting in either direction.).

Benchmarking 59

Benchmarking Performance Latency Architecture 59

Jos

JUNE 2, 2018

You will work hard on implementing features, collaborating with other teams (eg adding scripts for analytics, ads, retargeting, A/B test), setting up CI/CD, ensuring security, and making sure the project is usable and pleasant to the eye. How would you architecture a non-trivial size web project (client, server, databases, caching layer)?

Performance 100

Performance Speed Google Media 100

John McCalpin

APRIL 2, 2020

Here I assumed a particular analytical function for the amount of memory traffic as a function of cache size to scale the bandwidth time. (It is better than peak MFLOPS, but still has roughly a factor of three range when projecting in either direction.)

Benchmarking 40

Benchmarking Performance Latency Architecture 40

SQL Server According to Bob

DECEMBER 18, 2018

Device level flushing may have an impact on your I/O caching, read ahead or other behaviors of the storage system. Testing shows that by using the Fua bit with the data, write request can reduce the I/O traffic by ~50% for a SQL Server, write-intensive workload. Patrick and Purvi doing performance and regression analytics.

Servers 90

Servers Media Cache Storage 90

Smashing Magazine

JANUARY 11, 2021

This guide has been kindly supported by our friends at LogRocket , a service that combines frontend performance monitoring , session replay, and product analytics to help you build better customer experiences. Study common complaints coming into customer service and sales team, study analytics for high bounce rates and conversion drops.

Performance 145

Performance Cache Metrics Media 145

Smashing Magazine

JANUARY 6, 2020

Study common complaints coming into customer service and sales team, study analytics for high bounce rates and conversion drops. Run performance experiments and measure outcomes — both on mobile and on desktop (for example, with Google Analytics ). Yet often, analytics alone doesn’t provide a complete picture.

Performance 112

Performance Cache Servers Network 112

Smashing Magazine

JANUARY 7, 2019

To get accurate results and goals though, first study your analytics to see what your users are on. For Mac OS, we can use Network Link Conditioner , for Windows Windows Traffic Shaper , for Linux netem , and for FreeBSD dummynet. You can then mimic the 90th percentile’s experience for testing. Large preview ).

Performance 111

Performance Cache Network Metrics 111

Smashing Magazine

JANUARY 21, 2021

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. Now, analytics tools and performance monitoring tools will provide this data when needed, but we looked specifically into CrUX , Chrome User Experience Report.

Performance 111

Performance Cache Mobile Network 111