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 285

Traffic Metrics Systems Strategy 285

Percona

JUNE 2, 2023

And if your blog got Slashdotted or just a high level of traffic in general? Then you might need to delve into MySQL tuning and replicas. Out of the box, MySQL was fine for a decent amount of traffic but would fall over pretty quickly if hit with a sustained burst of traffic. Note that I said values.

Open Source 100

Open Source Traffic Tuning Database 100

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. This is particularly beneficial in high-traffic environments where minimizing log noise is crucial for efficient log analysis. By default, log_error_suppression_list is set to empty.

Database 98

Database Open Source Tuning Traffic 98

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 263

Open Source Metrics Analytics Tuning 263

The Netflix TechBlog

AUGUST 30, 2021

MQTT is an OASIS standard messaging protocol for the Internet of Things (IoT) and was designed as a highly lightweight yet reliable publish/subscribe messaging transport that is ideal for connecting remote devices with a small code footprint and minimal network bandwidth.

Latency 222

Latency Traffic Transportation Cloud 222

Scalegrid

JANUARY 25, 2024

Understanding Redis Performance Indicators Redis is designed to handle high traffic and low latency with its in-memory data store and efficient data structures. <code> 127.0.0.1:6379> <code> 127.0.0.1:6379> <code>127.0.0.1:6379> cmdstat_append:calls=797,usec=4480,usec_per_call=5.62

Metrics 130

Metrics Monitoring Latency Cache 130

Tim Kadlec

MAY 21, 2020

By serving one version of the site with instant.page in place to some traffic, and a site without it to another, I could compare the performance of them both over the same timespan and see how it shakes out. During the build process, that snippet (and any associated Liquid syntax) gets generated and added to the resulting code.

Testing 128

Testing Traffic Tuning Code 128

Dynatrace

JULY 22, 2019

Typically, applications owners who have little or no experience in monitoring, give requirements such as: “If there are more than 2 HTTP errors code (4xx and 5xx) report it immediately” or report any errors in the logs etc. For instance, when there isn’t enough traffic (late at night), the AI will not act to avoid alert spamming.

Best Practices 168

Best Practices Artificial Intelligence Monitoring Tuning 168

The Netflix TechBlog

OCTOBER 15, 2019

Issues: This needs to be implemented as a library and ideally without requiring code changes for the application using it. 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. Please stay tuned.

Transportation 199

Transportation Architecture Processing Storage 199

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

Dotcom-Montior

NOVEMBER 11, 2020

Serverless computing can be a huge benefit to organizations that don’t have the necessary resources or teams to manage physical resources, like servers/hardware, and all the maintenance and licensing that goes along with that, allowing them to focus on developing their code and applications. Benefits of a Serverless Model. Scalability.

Serverless 57

Serverless Monitoring Lambda Latency 57

Smashing Magazine

MARCH 19, 2021

At the moment, around 35% of our mobile traffic is on iOS , so those users wouldn’t be getting the images faster, but encoding a large JPEG image only, or encoding both AVIF and JPEG files would unnecessarily bloat HTML which we wanted to avoid. Workflow & Code. Workflow, Code. Workflow, Code. Workflow, Code.

Mobile 141

Mobile Design Cache Code 141

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 71

Media Tuning Metrics Google 71

Dynatrace

SEPTEMBER 29, 2021

This opens the door to auto-scalable applications, which effortlessly matches the demands of rapidly growing and varying user traffic. These tools integrate tightly with code repositories (such as GitHub) and continuous integration and continuous delivery (CI/CD) pipeline tools (such as Jenkins). What is Docker? Watch webinar now!

Open Source 322

Open Source DevOps Traffic Cloud 322

Dynatrace

JULY 24, 2023

For example, consider an e-commerce website that automatically sends personalized discount codes to customers who abandon their shopping carts. This event-driven automation triggers the action of sending the discount code only when the customer abandons the cart abandonment, minimizing revenue loss and increasing conversion rates.

DevOps 238

DevOps Traffic Efficiency Servers 238

Dynatrace

DECEMBER 9, 2020

Cloud-native technologies and microservice architectures have shifted technical complexity from the source code of services to the interconnections between services. Deep-code execution details. With Dynatrace OneAgent you also benefit from support for traffic routing and traffic control. Dynatrace news.

Java 253

Java Traffic Serverless Architecture 253

Dynatrace

JUNE 9, 2021

Web application security is the process of protecting web applications against various types of threats that are designed to exploit vulnerabilities in an application’s code. Modern applications, on average, comprise 70% of open-source software, the rest being custom code. And open-source software is rife with vulnerabilities.

Open Source 193

Open Source Entertainment Tuning Internet 193

KeyCDN

SEPTEMBER 20, 2018

Not all back-end errors affect the user experience, but keeping track of them can prove helpful when tuning your app. Source: Google Keep in mind that not all code errors are noticeable to users. Back-end error tracking is relatively straightforward since all server-side code runs in the same place.

Strategy 67

Strategy Monitoring Website Google 67

Percona

MARCH 7, 2019

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. In other words, the time the CPU was executing user code, such as MySQL. We needed to reduce the high CPU usage on MySQL.

C++ 103

C++ Traffic Servers Monitoring 103

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 219

Monitoring Tuning Traffic Metrics 219

Dynatrace

NOVEMBER 24, 2020

Dynatrace provides advanced observability across on-premises systems and cloud providers in a single platform, providing application performance monitoring, infrastructure monitoring, Artificial Intelligence-driven operations (AIOps), code-level execution, digital experience monitoring (DEM), and digital business analytics. Stay tuned.

AWS 153

AWS Artificial Intelligence Best Practices Lambda 153

Dynatrace

MAY 17, 2023

However, this method limited us to instrumenting the code manually and collecting specific sets of data we defined upfront. HTTP 400s HTTP 400s shows the number of HTTP 400 codes (client errors) our system experienced. This allows us to quickly tell whether the network link may be saturated or the processor is running at its limit.

Metrics 193

Metrics Database Monitoring Network 193

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. You have full control over each request and can configure HTTP headers, valid status codes, as well response validation.

Monitoring 263

Monitoring Azure AWS Traffic 263

The Netflix TechBlog

OCTOBER 18, 2022

We started seeing signs of scale issues, like: Slowness during peak traffic moments like 12 AM UTC, leading to increased operational burden. At Netflix, the peak traffic load can be a few orders of magnitude higher than the average load. Hence, the system has to withstand bursts in traffic while still maintaining the SLO requirements.

Java 212

Java Scalability Traffic Architecture 212

Dynatrace

FEBRUARY 16, 2023

For example, these include verifying app deployments, isolating faults coming from a single IP address, identifying root causes of traffic spikes, or investigating malicious user activity. Logs on Grail, included in the 2022 release, enables an endless variety of log-based use cases.

Analytics 210

Analytics Innovation Metrics Database 210

Dynatrace

MAY 1, 2020

Here are details of the capabilities included in this release of OneAgent for Linux on the ARM platform: Deep-code monitoring. OneAgent for the ARM platform comes with several deep-code monitoring modules: Java, NGINX, and Node.js. Stay tuned for more announcements on this topic. Stay tuned for more details.

Java 135

Java Hardware Tuning Metrics 135

Dynatrace

JUNE 17, 2019

Automated Quality Gates through Pitometer – a Quality Gate as Code Service. In large organizations, we have seen MANY teams spread across labs or geographies, building their own CD pipelines and spend a significant amount of time maintaining and nurturing this “soon to become monolithic legacy pipeline code”! It solves CD & CO!

Cloud 212

Cloud Open Source Traffic Architecture 212

Percona

AUGUST 27, 2018

Then we need to see IF implementing the tuning will work or not. It is possible to do more tuning in the case that ETL is too compromised. Instead of providing some improvement, it can unpredictably affect all the traffic. Will this work? We need to see the impact of the bad application on my production application.

Tuning 46

Tuning Virtualization Testing Servers 46

Dynatrace

FEBRUARY 10, 2021

Dynatrace Cloud Automation leverages the AI and automation capabilities of the Dynatrace Software Intelligence Platform to enhance development, DevOps, and SRE teams’ processes with: Automated SLO validation and quality gates , to ensure high-quality code moves smoothly through the delivery pipeline and does not violate error budgets in production.

Cloud 188

Cloud DevOps Speed Metrics 188

Percona

OCTOBER 18, 2023

You can tailor the database to meet your precise requirements by modifying the source code, adding extensions, or customizing configurations. This is where you will fine-tune authentication mechanisms, storage paths, security policies, and memory allocation settings to optimize them for your specific use case(s).

Open Source 97

Open Source Database Strategy Hardware 97

The Netflix TechBlog

AUGUST 29, 2023

In order for a service to talk to another, it needs to know two things: the name of the destination service, and whether or not the traffic should be secure. The ability to run in a degraded but available state during an outage is still a marked improvement over completely stopping traffic flow.

Traffic 229

Traffic Latency Cloud C++ 229

The Netflix TechBlog

JANUARY 10, 2024

Monolithic structure : Since Reloaded modules were often co-located in the same repository, it was easy to overlook code-isolation rules and there was quite a bit of unintended reuse of code across what should have been strong boundaries. The service also provides options that allow fine-tuning latency, throughput, etc.,

Processing 238

Processing Media Latency Innovation 238

The Netflix TechBlog

APRIL 29, 2019

Demand Engineering Demand Engineering is responsible for Regional Failovers , Traffic Distribution, Capacity Operations and Fleet Efficiency of the Netflix cloud. One example is the Spectator Python client library, a library for instrumenting code to record dimensional time series metrics.

Open Source 280

Open Source Network Infrastructure Big Data 280

The Netflix TechBlog

DECEMBER 17, 2019

Nonetheless, we found a number of limitations that could not satisfy our requirements e.g. stalling the processing of log events until a dump is complete, missing ability to trigger dumps on demand, or implementations that block write traffic by using table locks. Blocking write traffic by locking tables. Writing events to any output.

Database 207

Database Traffic Transportation Open Source 207

The Netflix TechBlog

DECEMBER 17, 2019

Nonetheless, we found a number of limitations that could not satisfy our requirements e.g. stalling the processing of log events until a dump is complete, missing ability to trigger dumps on demand, or implementations that block write traffic by using table locks. Blocking write traffic by locking tables. Writing events to any output.

Database 221

Database Traffic Transportation Open Source 221

Dynatrace

DECEMBER 8, 2020

Teams are embracing new technologies and continuously deploying code. But what if you could see what’s running in production in real-time, continuously analyzing all services for vulnerabilities, and prioritizing those based on what code is called? They also can’t provide deep insights unless you have source code access.

Cloud 302

Cloud Open Source Internet Internet 302

Dynatrace

NOVEMBER 17, 2020

Technical complexity has shifted from the actual code to the interdependencies between services. In 2006, Dynatrace released the first production-ready solution for distributed tracing with code-level insights. FaaS like AWS Lambda and Azure Functions are seamlessly integrated with no code changes. Deep-code execution details.

Analytics 172

Analytics Technology Technology Cloud 172