The Netflix TechBlog

NOVEMBER 29, 2023

1) depicts the migration of traffic from fixed bitrates to DO encodes. 1: Migration of traffic from fixed-ladder encodes to DO encodes. Shown below are rate versus quality examples for a couple of titles from our HDR catalog. The graphic below (Fig. We present two sets. The first set (Fig.

Open Source 252

Open Source Software Engineering Internet Internet 252

Dynatrace

MAY 31, 2023

The growing amount of data processed at the network edge, where failures are more difficult to prevent, magnifies complexity. For example, a panel of customers may occasionally provide feedback on service quality and performance. Visibility and automation are two of the most important SRE tools.

Best Practices 222

Best Practices DevOps Latency Metrics 222

Tim Kadlec

APRIL 18, 2019

” The fallacy of networks, or new devices for that matter, fixing our performance woes is old and repetitive. To be fair, each new generation of network connectivity does bring some level of change and transformation to how we interact with the internet. AT&T’s “5G E” is a great example.

Network 61

Network Speed Internet Internet 61

Dynatrace

APRIL 26, 2022

With DEM solutions, organizations can operate over on-premise network infrastructure or private or public cloud SaaS or IaaS offerings. 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).

Monitoring 203

Monitoring Social Media IoT Metrics 203

Dynatrace

MAY 17, 2023

But its underlying goal is quite humble and straightforward: it wants to enable you to observe an IT system (for example, a web application, infrastructure, or services) and gain insight to its behavior, such as performance, error rates, hot spots of executed instructions in code, and more. Those are prime candidates for their own spans.

Metrics 180

Metrics Open Source Traffic Cache 180

Dynatrace

MAY 19, 2022

Example 1: Architecture boundaries. For example, the mobile device talked to an API gateway, and that team was not responsible for all the details of the back-end systems. Example 2: Four golden signals. This represents the total number of requests across the network. This refers to the load on your network and servers.

Automotive 270

Automotive Latency Architecture Azure 270

Dynatrace

APRIL 16, 2020

To accomplish this, Davis continuously analyzed over 28 billion dependencies, identifying a slowdown on the Citrix StoreFront service as the root-cause of the degradation and highlighted the network and threading issues down to the method-level (figure 4). One example of these surges was from an unemployment application.

Government 200

Government Traffic Database Infrastructure 200

Dynatrace

FEBRUARY 10, 2022

WAFs protect the network perimeter and monitor, filter, or block HTTP traffic. Compared to intrusion detection systems (IDS/IPS), WAFs are focused on the application traffic. RASP solutions sit in or near applications and analyze application behavior and traffic.

Traffic 233

Traffic Benchmarking Innovation Java 233

The Netflix TechBlog

AUGUST 10, 2020

In addition, with 193M members and counting, there is a huge diversity in the networks that stream our content as well as in our members’ bandwidth. It is, thus, imperative that we are sensible in the use of the network and of the bandwidth we require. AV1 being a recent example. Yet, given its wide support, our H.264/AVC

Innovation 239

Innovation Traffic Network Efficiency 239

Dynatrace

OCTOBER 16, 2023

At the Dynatrace Innovate conference in Barcelona, Bernd Greifeneder, Dynatrace chief technology officer, discussed key examples of how the Dynatrace observability platform delivers value well beyond traditional monitoring. With Grail, for example, a DevOps team can pre-scan logs. The plattorm can pre-analyze and classify logs.

Innovation 197

Innovation DevOps Cloud Efficiency 197

Dynatrace

SEPTEMBER 28, 2021

For example, by measuring deployment frequency daily or weekly, you can determine how efficiently your team is responding to process changes. To accurately measure application availability, first make sure you can accurately measure the true end-user experience, not just network statistics. Application usage and traffic.

DevOps 199

DevOps Metrics Traffic Efficiency 199

Dynatrace

JANUARY 28, 2021

For today’s highly dynamic and exceedingly complex production environments, performance problems that are evident at the service level (for example, slow response times or failed requests) are often the result of underlying (cloud) infrastructure issues. An observability framework alone is not enough. – Sergey Kanzhelev (Google).

Traffic 166

Traffic Open Source Servers Cloud 166

Dynatrace

AUGUST 3, 2022

Typically, organizations might experience abnormal scanning activity or an unexpected traffic influx that is coming from one specific client. Examples of zero-day vulnerabilities. For example, within a week of the discovery of the Log4Shell vulnerability, Microsoft reported more than 1.8 half of all corporate networks.

Java 187

Java Traffic Benchmarking Strategy 187

Dynatrace

APRIL 13, 2023

Log auditing is a cybersecurity practice that involves examining logs generated by various applications, computer systems, and network devices to identify and analyze security-related events. for example, query web server logs from the past year for specific attack strings containing ). Were there attack attempts?

Analytics 184

Analytics Java Infrastructure Cloud 184

Scalegrid

APRIL 16, 2020

Each of these models is suitable for production deployments and high traffic applications, and are available for all of our supported databases, including MySQL , PostgreSQL , Redis™ and MongoDB® database ( Greenplum® database coming soon). Let’s walk through an example: Database: MySQL. Cloud Provider: AWS. Security Groups.

Cloud 242

Cloud Azure AWS Database 242

Dynatrace

SEPTEMBER 30, 2021

In case of a spike in traffic, you can automatically spin up more resources, often in a matter of seconds. Likewise, you can scale down when your application experiences decreased traffic. For example, as traffic increases, costs will too. Analyze your resource consumption and traffic patterns.

Cloud 165

Cloud Traffic Best Practices Strategy 165

Dynatrace

MAY 6, 2020

Over the last two month s, w e’ve monito red key sites and applications across industries that have been receiving surges in traffic , including government, health insurance, retail, banking, and media. The following day, a normally mundane Wednesday , traffic soared to 128,000 sessions. Media p erformance .

Website 214

Website Monitoring Retail Media 214

Dynatrace

JUNE 1, 2023

Certain service-level objective examples can help organizations get started on measuring and delivering metrics that matter. Teams can build on these SLO examples to improve application performance and reliability. In this post, I’ll lay out five SLO examples that every DevOps and SRE team should consider. or 99.99% of the time.

Traffic 173

Traffic Latency Website Virtualization 173

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. Replay Testing Enter replay testing.

Latency 233

Latency Cache Java Traffic 233

Dynatrace

SEPTEMBER 8, 2022

Logs are among the most effective ways to gain comprehensive visibility into your network, operating systems, and applications. Logs provide detailed information about the data that traverses a network and which parts of applications are running the most. This helps organizations identify application performance bottlenecks.

Systems 185

Systems Cloud Analytics DevOps 185

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.” When a new hardware device is connected, the Local Registry detects and collects a set of information about it, such as networking information and ESN. In this blog post, we will focus on the latter feature set.

Latency 213

Latency Traffic Transportation Hardware 213

IO River

NOVEMBER 2, 2023

This is where Content Delivery Networks (CDNs) come into play. Content Delivery Networks (CDNs), web browsers, and proxy servers can store static files in their caches. For example, BBC and CNN benefit greatly from dynamic content. Social media platforms like Facebook are prime examples of sites leveraging dynamic content.

Cache 52

Cache Social Media Website Performance Website 52

Dotcom-Montior

MARCH 27, 2022

This project implements multiple techniques and tactics to censor China’s internet and controls the internet gateways to analyze, filter, and manipulate the internet traffic between inside and outside of China. For example, WeChat and Weibo, which further allows the government to control the content being posted on such platforms.

Website 82

Website Internet Internet Performance 82

Dynatrace

AUGUST 9, 2023

Procedures describe the specific technical details that an adversary used to carry out an attack, for example, what script they ran to exploit a weakness. Attack tactics describe why an attacker performs an action, for example, to get that first foothold into your network. It also generates  OpenTelemetry  traces.

Analytics 195

Analytics AWS Strategy Infrastructure 195

High Scalability

APRIL 16, 2019

Scenario 3 – Network Partition – Network Connectivity Breaks Down Between Master and Slave Nodes. This is a classical problem in any distributed system where each node thinks the other nodes are down, while in reality, only the network communication between the nodes is broken.

Availability 149

Availability Network Azure AWS 149

Percona

JUNE 22, 2023

Let’s dive in and learn how (and what) to effectively monitor MySQL performance, along with examples from PMM, by understanding the critical KPIs to watch for. This is not an exhaustive list but an example of what we can watch for. That said, it should also be monitored for usage, which will exhibit the traffic pressuring them.

Performance 103

Performance Monitoring Traffic Database 103

Percona

MAY 29, 2023

The below example is for Google Cloud Storage (GCS): spec: backups: configuration: - secret: name: main-pgbackrest-secrets pgbackrest: repos: - name: repo1 gcs: bucket: MY-BUCKET main-pgbackrest-secrets contains the keys for GCS; please read more about the configuration in the backup and restore tutorial.

Storage 118

Storage Cloud Network Traffic 118

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. A lower RTT indicates a faster network response time and happier end users. Here are a few examples. What is a CDN?‍A

Architecture 52

Architecture Cache Performance Latency 52

Dynatrace

OCTOBER 9, 2020

In such circumstances, it’s challenging to investigate the reasons for unexpected behavior or traffic between pods. For this example, we’ll use a simple application called “Online Boutique,” which is based on the Google microservices demo application. Network metrics for all containerized environments.

Design 101

Design Google Architecture Traffic 101

High Scalability

MARCH 8, 2019

There was already a telecommunication network, which became the backbone of the internet. There was already a transportation network called the US Postal Service, and Royal Mail, and Deutsche Post, all over the world, that could deliver our packages. An even more stark example is Facebook.

Internet 146

Internet Internet Scalability Lambda 146

Dynatrace

MAY 17, 2023

Similar to our previous example with PHP, we’ll use the Node.js By *instrumenting* a system (for example, an application), you enhance its capabilities to be able to send the desired telemetry data. For example, here we took an excerpt from our header parser. OpenTelemetry configuration for JavaScript / Node.js

Transportation 186

Transportation Metrics Best Practices Code 186

Abhishek Tiwari

JULY 22, 2023

In this article, we will explore into the significance of pre-deployment policy compliance, explore the role of policy as code frameworks, and showcase real-life examples of successful implementations. For example, OPA can be used to enforce policies related to Kubernetes deployments, API access control, and more.

AWS 52

AWS Best Practices Infrastructure Traffic 52

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 This optimization helped us reduce the data replication network traffic amongst the cluster nodes because SSTable files were created less often than in our previous configuration.

Infrastructure 233

Infrastructure Transportation Storage Open Source 233

Dynatrace

MARCH 25, 2020

Example #1 Order System: No change in user or buyers’ behavior. The first example comes from Thomas, who is using Dynatrace to monitor core business applications. Both types of users mentioned access the same system, the only difference is that employees access it via the internal network and externals through a public exposed URL.

DevOps 174

DevOps Traffic Monitoring Engineering 174

IO River

NOVEMBER 2, 2023

This is where Content Delivery Networks (CDNs) come into play. Content Delivery Networks (CDNs), web browsers, and proxy servers can store static files in their caches. For example, BBC and CNN benefit greatly from dynamic content. Social media platforms like Facebook are prime examples of sites leveraging dynamic content.

Cache 52

Cache Social Media Website Performance Website 52

Dynatrace

JULY 6, 2020

Azure Virtual Network Gateways. Azure Traffic Manager. Our customers have frequently requested support for this first new batch of services, which cover databases, big data, networks, and computing. Let’s look at the Azure DB for MariaDB overview as an example. Azure DB for PostgreSQL. Azure SQL Managed Instance.

Azure 147

Azure Cloud Big Data Virtualization 147

Dynatrace

JUNE 16, 2020

One key requirement of a microservices architecture is the ability to make information of all kinds available wherever and whenever it’s needed, without putting undue traffic on corporate and public networks. For example, you can create your own dashboard in minutes: What you get.

Storage 133

Storage Metrics Java Architecture 133