Adrian Cockcroft

JANUARY 29, 2023

The mean and percentile measurements hide this structure, but the rest of this post will show how the structure can be measured and analyzed so that you can figure out a useful model of your system, understand what is driving the long tail of latencies and come up with better SLAs and measures of capacity.

Lambda 98

Lambda Latency Cache Traffic 98

The Netflix TechBlog

OCTOBER 19, 2020

Investigating a video streaming failure consists of inspecting all aspects of a member account. If we had an ID for each streaming session then distributed tracing could easily reconstruct session failure by providing service topology, retry and error tags, and latency measurements for all service calls.

Infrastructure 233

Infrastructure Transportation Storage Open Source 233

The Netflix TechBlog

NOVEMBER 2, 2021

Moorthy and Zhi Li Introduction Measuring video quality at scale is an essential component of the Netflix streaming pipeline. Perceptual quality measurements are used to drive video encoding optimizations , perform video codec comparisons , carry out A/B testing and optimize streaming QoE decisions to mention a few.

Media 171

Media Innovation Metrics Latency 171

All Things Distributed

SEPTEMBER 5, 2013

Over the past few years, two important trends that have been disrupting the database industry are mobile applications and big data. The explosive growth in mobile devices and mobile apps is generating a huge amount of data, which has fueled the demand for big data services and for high scale databases.

Big Data 100

Big Data Mobile Latency Database 100

Particular Software

JUNE 3, 2019

We amaze ourselves by our ability to have a real-time video conversation with someone on the other side of the world, but then react with extreme frustration when the connection quality starts to dip and we must ask "are you there? Disks, including those used by our databases, have bandwidth limitations as well.

Latency 40

Latency Speed Network Strategy 40

Smashing Magazine

SEPTEMBER 28, 2022

Continue reading below ↓ Meet Smashing Online Workshops on front-end & UX , with practical takeaways, live sessions, video recordings and a friendly Q&A. In a common WebSocket architecture, the Front-end application will connect to a WebSocket API, an event bus, or a database. More after jump! Jump to online workshops ?.

Cache 125

Cache Performance Servers Social Media 125

Dotcom-Montior

DECEMBER 8, 2021

The IT service catalog is typically a database or resource that an organization creates to provide users with information on their operational services and offerings. Knowing when and where an error, downtime, or application latency occurs is a critical factor in limiting the impact to users and customers. Service Catalog.

Social Media 90

Social Media Monitoring Latency DevOps 90

The Netflix TechBlog

MARCH 7, 2023

in a video file. As described in the above picture During the first run of the algorithm it identified 500 objects in a particular Video file. Now when we re-ran the algorithm on the same video file it created 600 annotations of schema type Objects and stored them in our service. The Algorithm team improved their algorithm.

Media 264

Media Latency Architecture Database 264

Speed Curve

SEPTEMBER 4, 2013

Bandwidth, latency and it's fundamental impact on the speed of the web. Real User Monitoring (RUM) Pingdom New Relic (also backend, database and server health monitoring) Google Analytics mPulse. Responsive web design is solid gold Etsy - Building Resilient User Experiences Velocity Conference Videos Browser Diet References.

Speed 40

Speed Benchmarking Latency Mobile 40

The Netflix TechBlog

JUNE 13, 2023

By collecting and analyzing key performance metrics of the service over time, we can assess the impact of the new changes and determine if they meet the availability, latency, and performance requirements. Our system doesn’t require strict consistency guarantees and does not use database transactions.

Traffic 279

Traffic Metrics Systems Strategy 279

The Netflix TechBlog

OCTOBER 27, 2020

Data scientists and engineers collect this data from our subscribers and videos, and implement data analytics models to discover customer behaviour with the goal of maximizing user joy. The data warehouse is not designed to serve point requests from microservices with low latency.

Latency 243

Latency Storage Big Data Tuning 243

Dynatrace

JANUARY 26, 2021

REST APIs, authentication, databases, email, and video processing all have a home on serverless platforms. When an application is triggered, it can cause latency as the application starts. Security, databases, and programming languages effortlessly remain up to date and secure in the serverless model.

Serverless 245

Serverless Efficiency Lambda Azure 245

The Netflix TechBlog

MAY 14, 2021

Once you finally find useful identifiers, you may begin writing SQL queries against your production database to find out what went wrong. We are expected to process 1,000 watermarks for a single distribution in a minute, with non-linear latency growth as the number of watermarks increases.

Traffic 160

Traffic Latency Java Google 160

All Things Distributed

AUGUST 20, 2015

It opens up the possibility to enjoy the value that graph databases bring to relationship-centric use cases, without worrying about managing the underlying storage. Social media apps navigate relationships between friends, photos, videos, pages, and followers. Enter graph databases. Graph databases at Amazon.

Database 134

Database Logistics Availability Social Media 134

The Netflix TechBlog

FEBRUARY 9, 2021

by Eric Eiswerth Background Netflix has been offering streaming video-on-demand (SVOD) for over 10 years. Retrieve eligible SKUs from SKU Platform The SKU Platform consists of a rules engine, a database, and application logic. The database contains the plans, prices and offers. The world has changed a lot in this time.

Engineering 142

Engineering Scalability Architecture Innovation 142

Dotcom-Montior

MAY 12, 2020

Network latency. Database connectivity. Network Latency. With the evolution of cloud technologies, such as Single Page Applications (SPAs), Web APIs, and Model View Controller (MVC), network latency has become a crucial factor to be monitored. Network latency can be affected due to. Database Connectivity.

Monitoring 63

Monitoring Entertainment Hardware Latency 63

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. Fundamentally enabling for video creation apps. Without it, video recordings must fit in memory, leading to crashes. getUserMedia().

Media 145

Media Games Education Engineering 145

Percona

APRIL 17, 2023

Note that the intent of tuning the settings is not exclusively about improving performance but also enhancing the high availability and resilience of the MongoDB database. The Linux default is usually 60 , which is not ideal for database usage. The CFQ works well for many general use cases but lacks latency guarantees.

Best Practices 52

Best Practices Design Tuning Database 52

All Things Distributed

OCTOBER 12, 2016

Fast Data is an emerging industry term for information that is arriving at high volume and incredible rates, faster than traditional databases can manage. Three years ago, as part of our AWS Fast Data journey we introduced Amazon ElastiCache for Redis , a fully managed in-memory data store that operates at sub-millisecond latency.

Scalability 131

Scalability Analytics Cache AWS 131

Smashing Magazine

AUGUST 3, 2023

This could be an image, a block of text, or even an embedded video. Layout Shifts From Dynamic And Static Content We have been using dynamic content serving, where each request reaches our back-end server and triggers processes like database retrievals and page renderings. Time to First Byte over time. LCP in seconds.

Performance 74

Performance Cache Traffic Metrics 74

The Morning Paper

SEPTEMBER 10, 2019

That’s hard for many reasons, including the differing trade-offs between throughput and latency that need to be made across the use cases. 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.

Analytics 75

Analytics Latency Cache Google 75

All Things Distributed

OCTOBER 2, 2017

Today marks the 10 year anniversary of Amazon's Dynamo whitepaper , a milestone that made me reflect on how much innovation has occurred in the area of databases over the last decade and a good reminder on why taking a customer obsessed approach to solving hard problems can have lasting impact beyond your original expectations.

Internet 130

Internet Internet AWS Performance 130

All Things Distributed

DECEMBER 12, 2013

We launched DynamoDB last year to address the need for a cloud database that provides seamless scalability, irrespective of whether you are doing ten transactions or ten million transactions, while providing rock solid durability and availability. DynamoDB stores information as database tables, which are collections of individual items.

Games 130

Games Scalability Database Retail 130

Alex Russell

JUNE 20, 2020

rich multimedia (animations, video, audio). built-in relational SQL database engines. Huge reach, plus the licensing of On2's video codecs , made Flash the default video delivery mechanism for many years. a lab's worth of sensors , including: cameras (both still and video). high-color image raster. floppy/CD/DVD).

Hardware 55

Hardware Games Java Media 55

SQL Server According to Bob

SEPTEMBER 26, 2016

Our customers who deployed Availability Groups were now using servers for primary and secondary replicas with 12+ core sockets and flash storage SSD arrays providing microsecond to low millisecond latencies. Direct seeding of new database replicas. Basic HA in Standard edition. Want to dive deeper?

Availability 40

Availability Servers Hardware Benchmarking 40

Enprowess

SEPTEMBER 7, 2021

Real-time software system – Collaboration tools used for video/audio conferencing, document writing, Chat applications, etc. with its low latency I/O operations, gives the benefit of ‘No buffering’ to developers. It makes database calls, handles requests and authentication from the browser, etc. Use cases of Node.js

Open Source 52

Open Source Virtualization Programming Servers 52

The Netflix TechBlog

MARCH 6, 2019

It’s used extensively in our media processing platform, which includes services like Archer and runs features like video encoding and title image generation on tens of thousands of Amazon EC2 instances. We are constantly innovating on video encoding technology at Netflix, and we have a lot of content to encode. We have one file?

Media 214

Media Storage Processing Cache 214

Smashing Magazine

JANUARY 6, 2020

To get a good first impression of how your competitors perform, you can use Chrome UX Report ( CrUX , a ready-made RUM data set, video introduction by Ilya Grigorik and detailed guide by Rick Viscomi) or Treo Sites , a RUM monitoring tool that is powered by Chrome UX Report. You can then mimic the 90th percentile’s experience for testing.

Performance 145

Performance Cache Network Metrics 145

Smashing Magazine

JANUARY 7, 2019

To get a good first impression of how your competitors perform, you can use Chrome UX Report ( CrUX , a ready-made RUM data set, video introduction by Ilya Grigorik), Speed Scorecard (also provides a revenue impact estimator), Real User Experience Test Comparison or SiteSpeed CI (based on synthetic testing).

Performance 103

Performance Cache Metrics Network 103