The Netflix TechBlog

JUNE 13, 2023

Migrating Critical Traffic At Scale with No Downtime — Part 2 Shyam Gala , Javier Fernandez-Ivern , Anup Rokkam Pratap , Devang Shah Picture yourself enthralled by the latest episode of your beloved Netflix series, delighting in an uninterrupted, high-definition streaming experience. This is where large-scale system migrations come into play.

Traffic 279

Traffic Metrics Systems Strategy 279

Brendan Gregg

DECEMBER 31, 2017

My last talk for 2017 was at AWS re:Invent, on "How Netflix Tunes EC2 Instances for Performance," an updated version of my [2014] talk. Our team looks after the BaseAMI, kernel tuning, OS performance tools and profilers, and self-service tools like Vector. Casey Rosenthal (traffic and chaos) Models of Availability.

Tuning 61

Tuning AWS Best Practices Network 61

Brendan Gregg

DECEMBER 30, 2017

My last talk for 2017 was at AWS re:Invent, on "How Netflix Tunes EC2 Instances for Performance," an updated version of my [2014] talk. Our team looks after the BaseAMI, kernel tuning, OS performance tools and profilers, and self-service tools like Vector. Casey Rosenthal (traffic and chaos) Models of Availability.

Tuning 52

Tuning AWS Best Practices Network 52

The Netflix TechBlog

AUGUST 10, 2020

264/AVC Main profile family still represents a substantial portion of the members viewing hours and an even larger portion of the traffic. Further tuning of pre-defined encoding parameters. In this tech blog, we summarized how we made improvements towards optimizing our video encodes for legacy devices with limited decoder support.

Innovation 239

Innovation Traffic Network Efficiency 239

Dynatrace

SEPTEMBER 28, 2021

Application usage and traffic. Application usage and traffic monitors the number of users accessing your system and informs many other metrics, including system uptime. For example, if your application gets too much traffic and usage, it could fail under the pressure. Watch webinar now!

DevOps 199

DevOps Metrics Traffic Efficiency 199

Dynatrace

AUGUST 14, 2019

Fine-tune Session Replay for your business purposes—examples. Cost and traffic control. The following settings can be applied: Cost and traffic control : 100%. The following settings can be applied: Cost and traffic control : 25%. The following settings can be applied: Cost and traffic control : 100%.

Traffic 213

Traffic Tuning Strategy Website 213

Dynatrace

OCTOBER 7, 2020

Stay tuned for an upcoming blog series where we’ll give you a more hands-on walkthrough of how to ingest any kind of data from StatsD, Telegraf, Prometheus, scripting languages, or our integrated REST API. Stay tuned. Dynatrace understands dependencies, traffic, and transaction flows and how they change over time.

Open Source 255

Open Source Metrics Analytics Tuning 255

Dynatrace

APRIL 26, 2022

STM generates traffic that replicates the typical path or behavior of a user on a network to measure performance for example, response times, availability, packet loss, latency, jitter, and other variables). The post How digital experience monitoring helps deliver business observability appeared first on Dynatrace blog.

Monitoring 203

Monitoring Social Media IoT Metrics 203

Percona

MARCH 6, 2023

We will walk through how to figure that out in this blog. The first one has the formula I’ll mention in this blog, and the second has more details regarding Redo Logs. So you won’t have downtime if you need to tune this. But how do you know what the right Redo Log size is? MB per minute ( 3.74 GB per hour). . GB per hour).

Tuning 88

Tuning Open Source Database Engineering 88

Dynatrace

DECEMBER 22, 2020

Welcome back to the blog series where we provide you with deep dives into the latest observability awesomeness from Dynatrace , demonstrating how we bring scale, zero configuration, automatic AI driven alerting, and root cause analysis to all your custom metrics, including open source observability frameworks like StatsD, Telegraf, and Prometheus.

Metrics 167

Metrics Open Source Tuning Traffic 167

Percona

DECEMBER 13, 2023

MySQL 8 introduces Error Log Filtering as a mechanism to fine-tune the error log, allowing administrators to focus on the most critical issues. In this blog post, we will explore one of the two error filtering methods, specifically focusing on priority-based error log filtering.

Database 92

Database Open Source Tuning Traffic 92

The Netflix TechBlog

AUGUST 30, 2021

In this blog post, we will focus on the latter feature set. 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. In particular, the Kafka integration is the most relevant for this blog post.

Latency 213

Latency Traffic Transportation Hardware 213

Official Blog - World Web Technology

FEBRUARY 23, 2023

Of all traffic, 53.3% Yes, SEO is a long-term approach, but it offers some unparalleled advantages to businesses in terms of brand recognition, visibility, reputation, and of course, web traffic and revenues. Stay tuned! You can stop such practices now and focus on your specific domain to get more traffic and leads.

Google 52

Google Traffic Social Media Website 52

Scalegrid

JANUARY 25, 2024

This blog post lists the important database metrics to monitor. Understanding Redis Performance Indicators Redis is designed to handle high traffic and low latency with its in-memory data store and efficient data structures. You can pick a smart selection of relevant metrics from these.

Metrics 130

Metrics Monitoring Latency Cache 130

Dynatrace

MAY 9, 2019

And it added to the network traffic in terms of new version distribution. Stay tuned for more announcements on other changes and improvements related to OneAgent installer for Windows, coming to this Dynatrace Blog page shortly! msi-based deployment appeared first on Dynatrace blog. exe , but in such a way that the *.msi

Storage 116

Storage Tuning Traffic Architecture 116

Dynatrace

JULY 22, 2019

For instance, when there isn’t enough traffic (late at night), the AI will not act to avoid alert spamming. There are many more factors which influence what has been highlighted and what won’t and cannot be described in this short blog so just trust the AI!!!! The post Best practices for alerting appeared first on Dynatrace blog.

Best Practices 164

Best Practices Artificial Intelligence Monitoring Tuning 164

The Netflix TechBlog

OCTOBER 19, 2020

In our previous blog post we introduced Edgar, our troubleshooting tool for streaming sessions. We took a hybrid head-based sampling approach that allows for recording 100% of traces for a specific and configurable set of requests, while continuing to randomly sample traffic per the policy set at ingestion point.

Infrastructure 233

Infrastructure Transportation Storage Open Source 233

The Netflix TechBlog

OCTOBER 15, 2019

No need to acquire locks on tables, which is essential to ensure that the write traffic on the database is never blocked by our service. We will cover the Delta-Connector in more detail in upcoming blog posts. Historically, message publishing at Netflix is optimized for availability instead of durability (see a previous blog ).

Transportation 192

Transportation Architecture Processing Storage 192

SQL Performance

APRIL 15, 2020

This capability is essential when performance tuning since query events include discrete CPU and IO metrics as well as runtime parameters, which are key for troubleshooting query performance problems such as parameter sniffing. (The The XE sessions used for full SQL Server are similar.) An Updated XE Session. sqlserver.existing_connection.

Azure 96

Azure Database Tuning Network 96

Dotcom-Montior

NOVEMBER 11, 2020

Developers don’t have to put in additional time to fine-tuning the system, or rely on other teams for support, as it’s done automatically with the cloud provider. Traffic refers to how much demand is being placed on your system, which depending on the service, is typically HTTP requests per second. Focus on Application Development.

Serverless 57

Serverless Monitoring Lambda Latency 57

The Netflix TechBlog

JUNE 14, 2023

This blog post will share broadly-applicable techniques (beyond GraphQL) we used to perform this migration. 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. The Replay Tester tool samples raw traffic streams from Mantis.

Traffic 353

Traffic Latency Cache Metrics 353

Smashing Magazine

APRIL 11, 2022

However, developers with a deep understanding of the project may want to improve performance beyond that by doing some fine-tuning under the hood. It’s common knowledge that better website performance results in more conversions, more traffic, and better user experience. Fine-tuning JavaScript Resource Priorities.

Media 69

Media Tuning Metrics Google 69

Dynatrace

OCTOBER 13, 2019

They are, of course, not a complete solution, as they can be intercepted like any other network traffic. Stay tuned for more Dynatrace Synthetic news, including: Credential vault support for HTTP monitors. The post Monitor client certificate-secured APIs with Dynatrace Synthetic appeared first on Dynatrace blog.

Monitoring 25

Monitoring IoT Tuning Traffic 25

Dynatrace

SEPTEMBER 29, 2021

This opens the door to auto-scalable applications, which effortlessly matches the demands of rapidly growing and varying user traffic. For a deeper look into how to gain end-to-end observability into Kubernetes environments, tune into the on-demand webinar Harness the Power of Kubernetes Observability. What is Docker? Networking.

Open Source 301

Open Source Traffic DevOps Cloud 301

Apica

MAY 10, 2019

In addition in this age of social media, brands must perform at their best or expect negative word-of-mouth because 80% of consumers are likely to tell friends, colleagues, and anyone on blog or reviews site about unsatisfactory online experiences.

Testing 40

Testing Performance Social Media Wireless 40

The Netflix TechBlog

AUGUST 13, 2020

You’re half awake and wondering, “Is there really a problem or is this just an alert that needs tuning? Telltale learns what constitutes typical health for an application, no alert tuning required. Regional traffic evacuations. A regional traffic shift means one region ends up with zero traffic while another region has double.

Monitoring 210

Monitoring Tuning Traffic Metrics 210

Percona

MARCH 7, 2019

In this blog post, I want to share a case we worked on a few days ago. The customer had noticed a linear high CPU usage in one of their MySQL instances and was not able to figure out why as there was no much traffic hitting the app. We needed to reduce the high CPU usage on MySQL.

C++ 98

C++ Traffic Servers Monitoring 98

Dynatrace

JULY 24, 2023

In this blog, we will dive into the transformative power of answer-driven automation. It enables them to adapt to user feedback swiftly, fine-tune feature releases, and deliver exceptional user experiences, all while maintaining control and minimizing disruption.

DevOps 220

DevOps Traffic Efficiency Servers 220

Dynatrace

JUNE 9, 2021

In this blog, I’ll first cover the basics, explaining what web application security is and why it’s important. Web Application Firewall (WAF) helps protect a web application against malicious HTTP traffic. Positive filters are highly effective at blocking attacks but require constant tuning. appeared first on Dynatrace blog.

Open Source 182

Open Source Entertainment Tuning Internet 182

The Netflix TechBlog

FEBRUARY 18, 2022

In this blog post, we will give an overview of the Rapid Event Notification System at Netflix and share some of the learnings we gained along the way. We thus assigned a priority to each use case and sharded event traffic by routing to priority-specific queues and the corresponding event processing clusters.

Systems 334

Systems Traffic Architecture Mobile 334

Dynatrace

DECEMBER 9, 2020

With Dynatrace OneAgent you also benefit from support for traffic routing and traffic control. OneAgent implements network zones to create traffic routing rules and limit cross data-center traffic. Stay tuned for upcoming announcements around OpenTracing and OpenTelemetry. What’s next?

Java 233

Java Traffic Strategy Architecture 233

Dynatrace

NOVEMBER 24, 2020

Dynatrace as a managed AWS workload, and as an option, have the network traffic to Dynatrace run over PrivateLink so that traffic never leaves AWS. Stay tuned. The post Using Dynatrace to master the 5 pillars of the AWS Well-Architected Framework (Part 1) appeared first on Dynatrace blog.

AWS 144

AWS Artificial Intelligence Best Practices Lambda 144

Dynatrace

JUNE 26, 2020

Dynatrace Synthetic Monitoring helps you quickly verify if your application is delivering the expected end user experience by offering an outside-in view of all your applications and services, independent of real traffic. So stay tuned! Related blog posts: Synthetic HTTP monitors for private locations are now GA.

Monitoring 256

Monitoring Azure AWS Traffic 256

Percona

MARCH 23, 2023

In this blog post, we will explore some of the reasons why PostgreSQL is a top choice for enterprise-level databases. PostgreSQL supports sharding, which allows data to be distributed across multiple servers, making it ideal for high-traffic websites and applications. Reliability PostgreSQL is known for its reliability and stability.

Database 114

Database Open Source Traffic Small Business 114

Dynatrace

OCTOBER 25, 2022

With the distribution of Kubernetes, there is growing interest in using service mesh technology to add secure service-to-service communication and fine-grained management of ingress/egress traffic rules while keeping platform operations teams in the driver’s seat. How to get started with Davis exploratory analysis.

Efficiency 236

Efficiency Best Practices DevOps Open Source 236

The Netflix TechBlog

JANUARY 10, 2024

This introductory blog focuses on an overview of our journey. Future blogs will provide deeper dives into each service, sharing insights and lessons learned from this process. A comprehensive list of benefits offered by Cosmos can be found in the linked blog. depending on the use case.

Processing 229

Processing Media Latency Innovation 229

The Netflix TechBlog

OCTOBER 18, 2022

In this blog post, we introduce and share learnings on Maestro, a workflow orchestrator that can schedule and manage workflows at a massive scale. We started seeing signs of scale issues, like: Slowness during peak traffic moments like 12 AM UTC, leading to increased operational burden.

Java 202

Java Scalability Traffic Architecture 202