The Netflix TechBlog

SEPTEMBER 18, 2024

Central to this infrastructure is our use of multiple online distributed databases such as Apache Cassandra , a NoSQL database known for its high availability and scalability. It also serves as central configuration of access patterns such as consistency or latency targets.

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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.

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Latency Storage Traffic Tuning 242

The Netflix TechBlog

NOVEMBER 12, 2024

By: Rajiv Shringi , Oleksii Tkachuk , Kartik Sathyanarayanan Introduction In our previous blog post, we introduced Netflix’s TimeSeries Abstraction , a distributed service designed to store and query large volumes of temporal event data with low millisecond latencies. Today, we’re excited to present the Distributed Counter Abstraction.

Latency 253

Latency Cache Infrastructure Strategy 253

CSS Wizardry

MAY 31, 2019

Every new origin we need to visit needs a connection opening, and that can be very costly: DNS resolution, TCP handshakes, and TLS negotiation all add up, and the story gets worse the higher the latency of the connection is. On a slower, higher-latency connection, the story is much, mush worse. All completely avoidable. to just 3.6s.

Cache 275

Cache Latency Infrastructure Website 275

High Scalability

DECEMBER 21, 2018

It's HighScalability time: Have a very scalable Xmas everyone! Tim Bray : How to talk about [Serverless Latency] · To start with, don’t just say “I need 120ms.” See you in the New Year. Do you like this sort of Stuff? Please support me on Patreon. I'd really appreciate it. Explain the Cloud Like I'm 10.

Internet 137

Internet Internet Scalability Serverless 137

The Netflix TechBlog

NOVEMBER 3, 2022

In that scenario, the system would need to deal with the data propagation latency directly, for example, by use of timeouts or client-originated update tracking mechanisms. We started seeing increased response latencies and leader servers running at dangerously high utilization.

Cache 235

Cache Latency Traffic Systems 235

High Scalability

JULY 20, 2018

DonHopkins : NeWS differs from the current technology stack in that it was all coherently designed at once by James Gosling and David Rosenthal, by taking several steps back and thinking deeply about all the different problems it was trying to solve together. Some are lucky enough to also have a production environment." Not so many this week.

Internet 121

Internet Internet Scalability Automotive 121

The Netflix TechBlog

FEBRUARY 18, 2022

To this end, we developed a Rapid Event Notification System (RENO) to support use cases that require server initiated communication with devices in a scalable and extensible manner. This is not an easy task, considering the wide variety of supported devices and the sheer volume of actions our members perform.

Systems 334

Systems Traffic Architecture Mobile 334

InfoQ

APRIL 26, 2024

Allegro experimented with different performance optimization options to improve Apache Kafka producer tail latency and eventually switched all its clusters to the XFS filesystem. The company used Kafka protocol sniffing, JVM profiling, and eBPF, which proved instrumental in identifying and eliminating performance bottlenecks.

Latency 114

Latency Performance Tuning Design 114

The Netflix TechBlog

MARCH 1, 2021

It supports both high throughput services that consume hundreds of thousands of CPUs at a time, and latency-sensitive workloads where humans are waiting for the results of a computation. The third generation, called Reloaded , has been online for about seven years and has proven to be stable and massively scalable.

Serverless 236

Serverless Media Latency Social Media 236

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 240

Processing Media Latency Innovation 240

InfoQ

DECEMBER 4, 2023

LinkedIn was able to dramatically improve the scalability and performance of its Espresso database by migrating it from HTTP1.1 to HTTP2, resulting in a reduction in the number of connections, latency, and garbage collection times. By Rafal Gancarz

Latency 101

Latency Scalability Database Performance 101

Dynatrace

MAY 23, 2024

Such frameworks support software engineers in building highly scalable and efficient applications that process continuous data streams of massive volume. Stream processing systems, designed for continuous, low-latency processing, demand swift recovery mechanisms to tolerate and mitigate failures effectively.

Engineering 192

Engineering Tuning Latency Open Source 192

The Netflix TechBlog

DECEMBER 17, 2024

The Challenge of Title Launch Observability As engineers, were wired to track system metrics like error rates, latencies, and CPU utilizationbut what about metrics that matter to a titlessuccess? How can we design systems that recognize these nuances and empower every title to shine and bring joy to ourmembers?

Traffic 174

Traffic Scalability Strategy Monitoring 174

The Netflix TechBlog

FEBRUARY 9, 2021

In particular, it’s our job to design and build the systems and protocols that enable customers from all over the world to sign up for Netflix with the plan features and incentives that best suit their needs. This was a perfectly sufficient design for many years. To name a few: Updating XML files is error-prone and manual in nature.

Engineering 146

Engineering Scalability Architecture Innovation 146

Dynatrace

OCTOBER 1, 2021

When an observability solution also analyzes user experience data using synthetic and real-user monitoring, you can discover problems before your users do and design better user experiences based on real, immediate feedback. The architects and developers who create the software must design it to be observed. Benefits of observability.

Metrics 363

Metrics Open Source Monitoring Cloud 363

Highly Scalable

SEPTEMBER 18, 2012

Scalability is one of the main drivers of the NoSQL movement. Historically, NoSQL paid a lot of attention to tradeoffs between consistency, fault-tolerance and performance to serve geographically distributed systems, low-latency or highly available applications. Read/Write latency. Read/Write scalability. Data Placement.

Database 213

Database Latency C++ Scalability 213

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. In other cases, it is more convenient to share the results via a low-latency API.

Systems 238

Systems Media Cache Open Source 238

The Netflix TechBlog

OCTOBER 27, 2020

The data warehouse is not designed to serve point requests from microservices with low latency. Therefore, we must efficiently move data from the data warehouse to a global, low-latency and highly-reliable key-value store. Figure 1 shows how we use Bulldozer to move data at Netflix. Moving data with Bulldozer at Netflix.

Latency 254

Latency Storage Big Data Tuning 254

The Netflix TechBlog

OCTOBER 19, 2020

Now let’s look at how we designed the tracing infrastructure that powers Edgar. 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. Storage: don’t break the bank!

Infrastructure 239

Infrastructure Transportation Storage Open Source 239

The Netflix TechBlog

APRIL 26, 2022

We will share how its design has evolved over the years and the lessons learned while building it. To understand Axion’s design, we need to know the various components that interact with it. The motivation has not changed since then; the design has. Design evolution Axion fact store has four components?—?fact

Storage 197

Storage Design Scalability Latency 197

High Scalability

AUGUST 17, 2018

12 million requests / hour with sub-second latency, ~300GB of throughput / day. Don't miss all that the Internet has to say on Scalability, click below and become eventually consistent with all scalability knowledge (which means this post has many more items to read so please keep on reading). They'll love you even more.

Internet 105

Internet Internet Scalability Games 105

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.

AWS 38

AWS Entertainment Open Source Benchmarking 38

The Netflix TechBlog

MARCH 10, 2023

This feature support required a significant update in the data table design (which includes new tables and updating existing table columns). Data Sharding strategy in elasticsearch is updated to provide low search latency (as described in blog post) Design of new Cassandra reverse indices to support different sets of queries.

Media 245

Media Traffic Processing Design 245

The Netflix TechBlog

DECEMBER 21, 2020

This article will list some of the use cases of AutoOptimize, discuss the design principles that help enhance efficiency, and present the high-level architecture. These principles reduce resource usage by being more efficient and effective while lowering the end-to-end latency in data processing. Transparency to end-users.

Storage 214

Storage Latency Efficiency Data Engineering 214

All Things Distributed

JUNE 21, 2018

As I have talked about before, one of the reasons why we built Amazon DynamoDB was that Amazon was pushing the limits of what was a leading commercial database at the time and we were unable to sustain the availability, scalability, and performance needs that our growing Amazon.com business demanded. Purpose-built databases.

Database 167

Database AWS Games Latency 167

The Netflix TechBlog

NOVEMBER 2, 2021

As VMAF evolves and is integrated with more encoding and streaming workflows within Netflix, we need scalable ways of fostering video quality innovations. For example, when we design a new version of VMAF, we need to effectively roll it out throughout the entire Netflix catalog of movies and TV shows. The workflow is initiated.

Media 180

Media Innovation Metrics Latency 180

Dynatrace

JANUARY 17, 2024

By adopting a cloud- and edge-based AI approach, teams can benefit from the flexibility, scalability, and pay-per-use model of the cloud while also reducing the latency, bandwidth, and cost of sending AI data to cloud-based operations. Use containerization. Continuously monitor AI models’ performance.

Strategy 234

Strategy Artificial Intelligence Storage Cloud 234

The Netflix TechBlog

AUGUST 30, 2021

The challenge, then, is to be able to ingest and process these events in a scalable manner, i.e., scaling with the number of devices, which will be the focus of this blog post. By the following morning, alerts were received regarding high memory consumption and GC latencies, to the point where the service was unresponsive to HTTP requests.

Latency 224

Latency Traffic Transportation Cloud 224

Dynatrace

JANUARY 13, 2022

However, only highly scalable real user monitoring solutions can collect data on all user actions, while less scalable tools have to sample user actions and make inferences from partial data. Providing insight into the service latency to help developers identify poorly performing code. How real user monitoring works.

Monitoring 191

Monitoring Mobile Latency Best Practices 191

Dynatrace

FEBRUARY 24, 2021

SRE is the transformation of traditional operations practices by using software engineering and DevOps principles to improve the availability, performance, and scalability of releases by building resiliency into apps and infrastructure. Designating and managing Service Level Objectives (SLOs) as availability targets for a service.

DevOps 196

DevOps Software Engineering Speed Google 196

All Things Distributed

JULY 20, 2015

To be robust and scalable, this key/value store needs to be distributed for durability and availability, to protect against network partitions or hardware failures. This architecture affords Amazon ECS high availability, low latency, and high throughput because the data store is never pessimistically locked.

Latency 159

Latency Architecture AWS Open Source 159

Scalegrid

JANUARY 8, 2024

This article delves into the specifics of how AI optimizes cloud efficiency, ensures scalability, and reinforces security, providing a glimpse at its transformative role without giving away extensive details. Exploring artificial intelligence in cloud computing reveals a game-changing synergy.

Artificial Intelligence 147

Artificial Intelligence Cloud Scalability Analytics 147

Dynatrace

APRIL 5, 2021

Lambda’s toolbox of automated processes helps developers streamline to build fast, robust, and scalable applications on accelerated timelines. AWS continues to improve how it handles latency issues. As The New Stack reports, developers spend only 32% of their time at work actually coding. It helps SRE teams automate responses.

Lambda 189

Lambda AWS Serverless Hardware 189

All Things Distributed

JULY 14, 2015

A more scalable option is to decouple these systems and build a pipe that connects these engines and feeds all change records from the source database to the data warehouse (e.g., DynamoDB Streams simplifies and improves this design pattern with a distributed systems approach. Amazon Redshift) and Elasticsearch machines.

Database 159

Database Lambda AWS IoT 159

All Things Distributed

FEBRUARY 22, 2012

Werner Vogels weblog on building scalable and robust distributed systems. Amazon SWF is an orchestration service for building scalable distributed applications. A growing number of applications are relying on asynchronous and distributed processing, with scalability of the application as the primary motivation. Comments ().

Cloud 119

Cloud AWS Java Scalability 119

The Netflix TechBlog

NOVEMBER 20, 2023

As our business scales globally, the demand for data is growing and the needs for scalable low latency incremental processing begin to emerge. The incremental processing solution (IPS) described here has been designed to address the above problems. There are three common issues that the dataset owners usually face.

Processing 221

Processing Big Data Efficiency Engineering 221