The Netflix TechBlog

MARCH 4, 2024

We have deployed Auto Remediation in production for handling memory configuration errors and unclassified errors of Spark jobs and observed its efficiency and effectiveness (e.g., For efficient error handling, Netflix developed an error classification service, called Pensive, which leverages a rule-based classifier for error classification.

Tuning 210

Tuning Efficiency Big Data Engineering 210

The Netflix TechBlog

MARCH 7, 2024

Since its inception , Metaflow has been designed to provide a human-friendly API for building data and ML (and today AI) applications and deploying them in our production infrastructure frictionlessly. Example use case: Building model explainers Here’s a fascinating example of the usefulness of portable execution environments.

Systems 226

Systems Media Cache Open Source 226

The Netflix TechBlog

OCTOBER 26, 2021

Continuing on an example from Part 3 , a false negative corresponds to labeling the photo of the cat as a “not cat.” False negatives are closely related to the statistical concept of power , which gives the probability of a true positive given the experimental design and a true effect of a specific size.

Testing 202

Testing Latency Metrics Innovation 202

Dynatrace

APRIL 5, 2021

The 2014 launch of AWS Lambda marked a milestone in how organizations use cloud services to deliver their applications more efficiently, by running functions at the edge of the cloud without the cost and operational overhead of on-premises servers. Some common examples include: A request through API Gateway or Amplify. Dynatrace news.

Lambda 180

Lambda AWS Serverless Hardware 180

The Netflix TechBlog

SEPTEMBER 8, 2020

As an example, to render the screen shown here, the app sends a query that looks like this: paths: ["videos", 80154610, "detail"] A path starts from a root object , and is followed by a sequence of keys that we want to retrieve the data for.

Latency 233

Latency Cache Java Traffic 233

IO River

NOVEMBER 2, 2023

A content delivery network (CDN) is a distributed network of servers strategically located across multiple geographical locations to deliver web content to end users more efficiently. The Four Pillars of CDN Design‍CDN architecture can be broken down into several building blocks, known as the Four Pillars of CDN Design.

Architecture 52

Architecture Cache Performance Latency 52

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. As an illustrative example, let’s consider a toy instance of 16 hyperthreads.

Cache 251

Cache Latency Airlines Logistics 251

Dynatrace

FEBRUARY 2, 2022

For example, the IT team of a bank wants to ensure that for a trailing 30-day period there is 99.9% service availability with <50ms latency for an application with no revenue impact. To avoid this, start the SLO discussion early in the design process. Let’s take service availability for example.

DevOps 196

DevOps Metrics Best Practices Latency 196

Dynatrace

APRIL 26, 2022

Digital experience monitoring enables companies to respond to issues more efficiently in real time, and, through enrichment with the right business data, understand how end-user experience of their digital products significantly affects business key performance indicators (KPIs).

Monitoring 203

Monitoring Social Media IoT Metrics 203

The Morning Paper

JANUARY 30, 2020

Edge servers are the middle ground – more compute power than a mobile device, but with latency of just a few ms. The kind of edge server envisaged here might, for example, be integrated with your WiFi access point. One example from the paper is an application using the ammo.js Why would we want to live migrate web workers?

Mobile 104

Mobile Cloud Latency Games 104

Smashing Magazine

NOVEMBER 8, 2021

As developers, we rightfully obsess about the customer experience, relentlessly working to squeeze every millisecond out of the critical rendering path, optimize input latency, and eliminate jank. Continue reading below ↓ Meet Smart Interface Design Patterns , with Vitaly Friedman. Ilya Grigorik. 2021-11-08T14:30:00+00:00.

Cache 135

Cache Best Practices Strategy Servers 135

The Netflix TechBlog

OCTOBER 19, 2020

a Netflix member via Twitter This is an example of a question our on-call engineers need to answer to help resolve a member issue?—?which Now let’s look at how we designed the tracing infrastructure that powers Edgar. which is difficult when troubleshooting distributed systems. Storage: don’t break the bank!

Infrastructure 233

Infrastructure Transportation Storage Open Source 233

The Netflix TechBlog

NOVEMBER 22, 2019

This entertaining romp through the tech stack serves as an introduction to how we think about and design systems, the Netflix approach to operational challenges, and how other organizations can apply our thought processes and technologies. We explore all the systems necessary to make and stream content from Netflix. Thursday?—?December

AWS 100

AWS Entertainment Open Source Benchmarking 100

The Netflix TechBlog

NOVEMBER 22, 2019

This entertaining romp through the tech stack serves as an introduction to how we think about and design systems, the Netflix approach to operational challenges, and how other organizations can apply our thought processes and technologies. We explore all the systems necessary to make and stream content from Netflix. Thursday?—?December

AWS 100

AWS Entertainment Open Source Benchmarking 100

All Things Distributed

NOVEMBER 12, 2018

The AWS GovCloud (US-East) Region is located in the eastern part of the United States, providing customers with a second isolated Region in which to run mission-critical workloads with lower latency and high availability. It enjoys the flexibility and cost savings of AWS while they efficiently innovate to better serve US military veterans.

AWS 117

AWS Healthcare Cloud Government 117

Dynatrace

SEPTEMBER 30, 2021

Like any move, a cloud migration requires a lot of planning and preparation, but it also has the potential to transform the scope, scale, and efficiency of how you deliver value to your customers. This can fundamentally transform how they work, make processes more efficient, and improve the overall customer experience. Here are three.

Cloud 165

Cloud Traffic Best Practices Strategy 165

The Morning Paper

OCTOBER 11, 2020

That’s not enough bandwidth to download data from thousands of nano-satellites, nor enough to efficiently reconfigure a cluster via the uplink. Orbital Edge Computing (OEC) is designed to do just that. Close-spaced constellation have much lower effective bandwidth, but also much lower latency.

Systems 125

Systems Latency Architecture Energy 125

The Morning Paper

JUNE 13, 2019

Making queries to an inference engine has many of the same throughput, latency, and cost considerations as making queries to a datastore, and more and more applications are coming to depend on such queries. The following figure highlights how just one of these variables, batch size, impacts throughput and latency on ResNet50.

Hardware 58

Hardware Latency Serverless Energy 58

The Netflix TechBlog

SEPTEMBER 3, 2021

Remote calls are never free; they impose extra latency, increase probability of an error, and consume network bandwidth. How can we achieve a similar functionality when designing our gRPC APIs? This can become an issue for some applications, for example, on mobile devices with limited network bandwidth.

Design 245

Design Java Efficiency Code 245

Percona

SEPTEMBER 1, 2023

Enhanced Database Efficiency By adjusting configuration settings, you can markedly enhance the overall efficiency of your MySQL database. This results in expedited query execution, reduced resource utilization, and more efficient exploitation of the available hardware resources. Let’s explore these benefits in more detail.

Tuning 52

Tuning Database Performance Hardware 52

Dotcom-Montior

DECEMBER 8, 2021

ITSM defines how teams design, create, and deliver their services. By ITIL definition, the service desk may take the form of incident resolution or service requests, but whatever the case, the primary goal of the service desk to provide quick and efficient service. It is much more than just IT support. Problem Management.

Social Media 90

Social Media Monitoring Latency DevOps 90

Dotcom-Montior

NOVEMBER 16, 2021

For example, ensuring maximum reliability may come at the cost of being able to more rapidly deploy future services. For example, if your SLO states that your uptime must be 99.9%, the actual SLI must meet or exceed that performance metric in order meet that specific SLO. However, there are tradeoffs that need to be considered.

Monitoring 91

Monitoring Google DevOps Engineering 91

Smashing Magazine

SEPTEMBER 28, 2022

On design systems, UX, web performance and CSS/JS. Jamstack files usually use Markdown before being compiled to HTML, for example: author: Agustinus Theodorus title: ‘Title’ description: Description. For example, a WebSocket cannot have real-time performance when it needs to query the database every time there is a get request.

Performance 125

Performance Cache Servers Social Media 125

All Things Distributed

APRIL 17, 2013

While DynamoDB already allows you to perform low-latency queries based on your tableâ??s This gives you the ability to perform richer queries while still meeting the low-latency demands of responsive, scalable applications. As an example, letâ??s Based on the design of your game, you might decide to record each playerâ??s

Cloud 114

Cloud Latency Games Scalability 114

The Morning Paper

NOVEMBER 5, 2019

It’s also a fabulous example of recognising and challenging implicit assumptions. Readers of this blog properly have a pretty good idea what ‘efficient transactions’ and ‘fast metadata operations’ are all about. To use these drives efficiently, it is necessary to switch to using their backward-incompatible zone interface.

Storage 64

Storage Systems Hardware Efficiency 64

ScaleOut Software

JULY 21, 2020

Designed to help scalable applications deliver high performance, it stores live, fast-changing data in memory (DRAM) for fast updates and retrieval. From its inception, the design philosophy behind ScaleOut StateServer has been to simultaneously maximize both performance and ease of use. In-Memory Data Grids for Fast-Changing Data.

Analytics 52

Analytics Airlines Cache Scalability 52

ScaleOut Software

JULY 21, 2020

Designed to help scalable applications deliver high performance, it stores live, fast-changing data in memory (DRAM) for fast updates and retrieval. From its inception, the design philosophy behind ScaleOut StateServer has been to simultaneously maximize both performance and ease of use. In-Memory Data Grids for Fast-Changing Data.

Analytics 52

Analytics Airlines Cache Scalability 52

Testsigma

AUGUST 24, 2020

If products are not designed, keeping testability in mind, achieving continuous testing may become a distant dream. Maintaining test data in a central repository and then accessing it from different test environments may ease this problem but may introduce other issues like network latency in tests. Not always!

Testing 69

Testing Open Source Scalability Latency 69

O'Reilly Software

DECEMBER 11, 2017

While the addition of a user-interaction service increases the complexity of the user’s interaction with Team Service, it results in a more scalable and efficient architecture overall. In this example, we note that message 4 is a “late arrival.” Solution design. Solution approach.

Architecture 68

Architecture Government Latency Efficiency 68

Testsigma

JANUARY 30, 2021

The applications are designed using the same code base as Desktop like HTML, Javascript, and CSS. Unlike Native Applications, Mobile web applications do not have to be designed separately for IOS and Android. Example of such apps: We all are aware of how online shopping has taken over the world. What are Native Applications?

Mobile 52

Mobile Testing Website Internet 52

Highly Scalable

AUGUST 20, 2013

This system has been designed to supplement and succeed the existing Hadoop-based system that had too high latency of data processing and too high maintenance costs. The design of the in-stream processing engine itself was driven by the following requirements: SQL-like functionality. Fault-tolerance.

Big Data 154

Big Data Processing Lambda Database 154

Scalegrid

FEBRUARY 8, 2024

Their design emphasizes increasing availability by spreading out files among different nodes or servers — this approach significantly reduces risks associated with losing or corrupting data due to node failure. Variations within these storage systems are called distributed file systems.

Storage 130

Storage Systems Big Data Azure 130

The Morning Paper

MAY 14, 2019

Last time around we looked at the DeathStarBench suite of microservices-based benchmark applications and learned that microservices systems can be especially latency sensitive, and that hotspots can propagate through a microservices architecture in interesting ways. on end-to-end latency) and less than 0.15% on throughput.

Big Data 45

Big Data Cloud Performance Hardware 45

Abhishek Tiwari

JULY 12, 2018

Here are 8 fallacies of data pipeline The pipeline is reliable Topology is stateless Pipeline is infinitely scalable Processing latency is minimum Everything is observable There is no domino effect Pipeline is cost­-effective Data is homogeneous The pipeline is reliable The inconvenient truth is that pipeline is not reliable.

Latency 63

Latency Analytics Scalability Engineering 63

Dynatrace

JULY 24, 2023

In the world of DevOps and SRE, DevOps automation answers the undeniable need for efficiency and scalability. This evolution in automation, referred to as answer-driven automation, empowers teams to address complex issues in real time, optimize workflows, and enhance overall operational efficiency.

DevOps 220

DevOps Traffic Efficiency Servers 220

The Netflix TechBlog

NOVEMBER 22, 2019

This entertaining romp through the tech stack serves as an introduction to how we think about and design systems, the Netflix approach to operational challenges, and how other organizations can apply our thought processes and technologies. In 2019, Netflix moved thousands of container hosts to bare metal. Thursday?—?December

AWS 37

AWS Entertainment Open Source Benchmarking 37

The Netflix TechBlog

JANUARY 10, 2024

This architecture shift greatly reduced the processing latency and increased system resiliency. We expanded pipeline support to serve our studio/content-development use cases, which had different latency and resiliency requirements as compared to the traditional streaming use case. divide the input video into small chunks 2.

Processing 229

Processing Media Latency Innovation 229