The Netflix TechBlog

MARCH 4, 2025

Accurately Reflecting Production Behavior A key part of our solution is insights into production behavior, which necessitates our requests to the endpoint result in traffic to the real service functions that mimics the same pathways the traffic would take if it came from the usualcallers. We call this capability TimeTravel.

Traffic 172

Traffic Strategy Entertainment Innovation 172

Scalegrid

SEPTEMBER 5, 2024

Managing High Availability (HA) in your PostgreSQL hosting is very important to ensuring your database deployment clusters maintain exceptional uptime and strong operational performance so your data is always available to your application. Effective management of failover and switchover operations is crucial for high availability.

Availability 257

Availability Servers Database Open Source 257

Dynatrace

JUNE 25, 2020

Dynatrace Managed is intrinsically highly available as it stores three copies of all events, user sessions, and metrics across its cluster nodes. Our Premium High Availability comes with the following features: Active-active deployment model for optimum hardware utilization. Minimized cross-data center network traffic.

Availability 264

Availability Hardware Latency Traffic 264

Dynatrace

NOVEMBER 22, 2022

For retail organizations, peak traffic can be a mixed blessing. While high-volume traffic often boosts sales, it can also compromise uptimes. The nirvana state of system uptime at peak loads is known as “five-nines availability.” But is five nines availability attainable? Downtime per year. 90% (one nine).

Infrastructure 246

Infrastructure Availability Systems Retail 246

Scalegrid

AUGUST 22, 2019

In the final post of this series, we will review the last solution, Patroni by Zalando, and compare all three at the end so you can determine which high availability framework is best for your PostgreSQL hosting deployment. Managing High Availability in PostgreSQL – Part I: PostgreSQL Automatic Failover. Patroni for PostgreSQL.

Availability 277

Availability Servers Network Testing 277

The Netflix TechBlog

FEBRUARY 14, 2025

Collecting Raw Impression Events As Netflix members explore our platform, their interactions with the user interface spark a vast array of raw events. These events are promptly relayed from the client side to our servers, entering a centralized event processing queue.

Tuning 166

Tuning Latency Efficiency Storage 166

Scalegrid

FEBRUARY 24, 2025

Scaling RabbitMQ ensures your system can handle growing traffic and maintain high performance. Implementing clustering and quorum queues in RabbitMQ significantly improves load distribution and data redundancy, ensuring high availability and fault tolerance for messaging services.

Best Practices 147

Best Practices Traffic Strategy Scalability 147

The Netflix TechBlog

JUNE 1, 2023

To do this, we devised a novel way to simulate the projected traffic weeks ahead of launch by building upon the traffic migration framework described here. New content or national events may drive brief spikes, but, by and large, traffic is usually smoothly increasing or decreasing.

Traffic 349

Traffic Best Practices Systems Testing 349

Scalegrid

FEBRUARY 6, 2025

RabbitMQ is designed for flexible routing and message reliability, while Kafka handles high-throughput event streaming and real-time data processing. Kafka is optimized for high-throughput event streaming , excelling in real-time analytics and large-scale data ingestion. What is Apache Kafka?

Latency 147

Latency Analytics Architecture Storage 147

DZone

JANUARY 8, 2024

As organizations increasingly migrate their applications to the cloud, efficient and scalable load balancing becomes pivotal for ensuring optimal performance and high availability. Each of these services addresses specific use cases, offering diverse functionalities to meet the demands of modern applications.

Azure 287

Azure Scalability Traffic Performance 287

Dynatrace

MARCH 25, 2025

Load generators simulate traffic. Or maybe you want to correlate an event with other events in your system. Get started Dynatrace Live Debugger and its Visual Studio Code and JetBrains plug-ins are now available for all Dynatrace SaaS customers with a Dynatrace Platform Subscription. Sometimes, you need heavyweight tools.

Benchmarking 147

Benchmarking Code Open Source Engineering 147

Dynatrace

NOVEMBER 28, 2023

Even when the staging environment closely mirrors the production environment, achieving a complete replication of all potential scenarios, such as simulating extremely high traffic volumes to assess software performance, remains challenging. This can lead to a lack of insight into how the code will behave when exposed to heavy traffic.

Traffic 279

Traffic Best Practices Strategy Engineering 279

The Netflix TechBlog

JUNE 14, 2023

The control group’s traffic utilized the legacy Falcor stack, while the experiment population leveraged the new GraphQL client and was directed to the GraphQL Shim. This helped us successfully migrate 100% of the traffic on the mobile homepage canvas to GraphQL in 6 months. How does it work?

Traffic 357

Traffic Latency Metrics Cache 357

Scalegrid

APRIL 16, 2019

In this three-part blog series, we introduced a High Availability (HA) Framework for MySQL hosting in Part I, and discussed the details of MySQL semisynchronous replication in Part II. Now in Part III, we review how the framework handles some of the important MySQL failure scenarios and recovers to ensure high availability.

Availability 35

Availability Network Azure AWS 35

Dynatrace

SEPTEMBER 29, 2021

This opens the door to auto-scalable applications, which effortlessly matches the demands of rapidly growing and varying user traffic. Containers can be replicated or deleted on the fly to meet varying end-user traffic. Event logs for ad-hoc analysis and auditing. In production, containers are easy to replicate. What is Docker?

Open Source 334

Open Source DevOps Traffic Cloud 334

Dynatrace

APRIL 22, 2020

While most government agencies and commercial enterprises have digital services in place, the current volume of usage — including traffic to critical employment, health and retail/eCommerce services — has reached levels that many organizations have never seen before or tested against. So how do you know what to prepare for?

Traffic 285

Traffic Ecommerce Retail Government 285

The Netflix TechBlog

NOVEMBER 9, 2022

At Netflix, we periodically reevaluate our workloads to optimize utilization of available capacity. A quick canary test was free of errors and showed lower latency, which is expected given that our standard canary setup routes an equal amount of traffic to both the baseline running on 4xl and the canary on 12xl. let’s call it GS2?—?to

Hardware 363

Hardware Cache Performance Latency 363

Dynatrace

JULY 1, 2020

In my last blog , I’ve provided an example of this happening, whereby the traffic spiked and quadrupled the usual incoming traffic. These are all interesting metrics from marketing point of view, and also highly interesting to you as they allow you to engage with the teams that are driving the traffic against your IT-system.

Traffic 264

Traffic Analytics Metrics Servers 264

Dynatrace

JUNE 1, 2023

These organizations rely heavily on performance, availability, and user satisfaction to drive sales and retain customers. Availability Availability SLO quantifies the expected level of service availability over a specific time period. Availability is typically expressed in 9’s, such as 99.9%. or 99.99% of the time.

Latency 245

Latency Website Traffic DevOps 245

Dynatrace

DECEMBER 9, 2020

In addition to being available as metrics in custom charts , you can view these metrics at the process group instance level in the Dynatrace web UI. Aggregated connection pool metrics are available on the process group overview page. You can even integrate Dynatrace into your CI/CD pipeline using the Events API.

Traffic 208

Traffic Performance Database Metrics 208

Percona

JUNE 22, 2023

To make data count and to ensure cloud computing is unabated, companies and organizations must have highly available databases. This guide provides an overview of what high availability means, the components involved, how to measure high availability, and how to achieve it. How does high availability work?

Availability 132

Availability Database Open Source Hardware 132

High Scalability

APRIL 16, 2019

In this three-part blog series, we introduced a High Availability (HA) Framework for MySQL hosting in Part I, and discussed the details of MySQL semisynchronous replication in Part II. Now in Part III, we review how the framework handles some of the important MySQL failure scenarios and recovers to ensure high availability.

Availability 149

Availability Network Azure AWS 149

Dynatrace

MARCH 26, 2020

This means that Dynatrace alerts more quickly when an error spike occurs in a high-traffic service (compared to a low-traffic service where statistical confidence is lower). The configuration is available at the global level as well as the service level. Close issues sooner with shorter event timeouts.

Traffic 245

Traffic Monitoring Efficiency Strategy 245

Dynatrace

JULY 2, 2024

Look for timeout events Exploitation attempts for this vulnerability can be identified by many lines of “Timeout before authentication” in the logs. Using the VPC flow log default pattern available in DPL Architect, we can extract the meaningful fields to see only the network traffic targeting the SSH port.

AWS 276

AWS Network Traffic Servers 276

Dynatrace

APRIL 9, 2020

As the world socially distances, we are seeing significant increases in website traffic as people turn to their phones and devices, to connect with loved ones, buy online, distance learn, work remotely, and continuously keep up with the news. . We are hopeful that the world can, and will, quickly return to normal. it’s not increasing!).

Innovation 246

Innovation Traffic Website Monitoring 246

The Netflix TechBlog

MARCH 10, 2023

Existing data got updated to be backward compatible without impacting the existing running production traffic. After reading the asset ids using one of the ways, an event is created per asset id to be processed synchronously or asynchronously based on the use case. Generally, this flow is used for small datasets.

Media 243

Media Traffic Processing Design 243

Dynatrace

MARCH 22, 2021

As a Network Engineer, you need to ensure the operational functionality, availability, efficiency, backup/recovery, and security of your company’s network. Moreover, with the new metric browser , you can easily list and filter available metrics, chart metrics, and view automated multidimensional analysis. Events and alerts.

Metrics 246

Metrics Network Infrastructure Traffic 246

The Netflix TechBlog

DECEMBER 17, 2019

In databases like MySQL and PostgreSQL, transaction logs are the source of CDC events. In order to be supported, a database is required to fulfill a set of features that are commonly available in systems like MySQL, PostgreSQL, MariaDB, and others. Some of DBLog’s features are: Processes captured log events in-order.

Database 221

Database Traffic Transportation Open Source 221

Dynatrace

DECEMBER 9, 2020

Let’s consider the business challenges of an online shop that is powered by a microservice architecture where several instances of each microservice run, including the shopping cart service, to ensure the highest possible availability. With Dynatrace OneAgent you also benefit from support for traffic routing and traffic control.

Java 264

Java Traffic Architecture Strategy 264

The Netflix TechBlog

OCTOBER 8, 2024

Building on these foundational abstractions, we developed the TimeSeries Abstraction  — a versatile and scalable solution designed to efficiently store and query large volumes of temporal event data with low millisecond latencies, all in a cost-effective manner across various use cases. Let’s dive into the various aspects of this abstraction.

Latency 239

Latency Storage Traffic Tuning 239

Dynatrace

JUNE 26, 2020

With today’s high expectations for the speed and availability of applications, you need a deep understanding of real user experiences to make the best business decisions. Dynatrace Synthetic Monitoring ensures that your application is available and performs well from anywhere in the world to meet your SLAs. Dynatrace news.

Monitoring 264

Monitoring Azure AWS Traffic 264

Dynatrace

JULY 25, 2022

VPC Flow Logs is a feature that gives you the capability to capture more robust IP traffic data that traverses your VPCs. For example, performance degradations, improper functionality, or lack of availability (that is, problems that represent anomalies in baseline system performance). Log Events. What is VPC Flow Logs.

AWS 246

AWS Transportation Network Traffic 246

The Netflix TechBlog

AUGUST 30, 2021

For example, when running tests, the state of the device will change from “available for testing” to “in test.” 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.

Latency 222

Latency Traffic Transportation Cloud 222

Dynatrace

MAY 19, 2023

Network traffic growth is the main reason for increasing spending, largely because of the adoption of hybrid and multi-cloud architectures. What are the issues with traffic losses and connectivity drops? Without the network, nothing will happen,” Ziemianowicz said. This starts with a different approach to data aggregation.

Network 246

Network Monitoring Performance Traffic 246

Dynatrace

JUNE 10, 2020

The customers’ marketing team had launched a campaign for a special sales event at the end of May. From the below screenshot you can see that the traffic picked up not only slightly but quadrupled! Even days after the event they couldn’t figure out why the push was not successful. Why were the results not as expected?

Traffic 237

Traffic Analytics DevOps Infrastructure 237

Dynatrace

JULY 15, 2024

You also might be required to capture syslog messages from cloud services on AWS, Azure, and Google Cloud related to resource provisioning, scaling, and security events. ActiveGate also optimizes traffic volume in your network and serves as a secure relay layer in protected networks and DMZs.

Infrastructure 278

Infrastructure Network Azure Monitoring 278

Dynatrace

SEPTEMBER 5, 2024

It also enhances syslog messages with additional context and optimizes network traffic, improving overall system resilience and security. Logs are immediately available for troubleshooting, security investigations, and auditing, becoming integral to the platform alongside traces and metrics.

Innovation 290

Innovation AWS Analytics Storage 290