The Netflix TechBlog

MARCH 6, 2019

—?Mounting object storage in Netflix’s media processing platform By Barak Alon (on behalf of Netflix’s Media Cloud Engineering team) MezzFS (short for “Mezzanine File System”) is a tool we’ve developed at Netflix that mounts cloud objects as local files via FUSE. Encoding is not a one-time process?—?large We have one file?—?the

Media 214

Media Storage Processing Cache 214

Dynatrace

JUNE 7, 2019

With private synthetic browser monitors, we bring the testing capabilities available in public locations right into your own environment. It took us no time and has already payed off, detecting issues during the weekend when nobody in our offices was using the tested apps. REST API testing for mobile app monitoring.

Network 163

Network Monitoring Servers Hardware 163

Percona

JULY 20, 2023

We often forget or take for granted the network hops involved and the additional overhead it creates on the overall performance. TCP/IP connection, triggered me to write about other aspects of network impact on performance. How to detect and measure the impact There is no easy mechanism for measuring the impact of network overhead.

Network 63

Network Performance Latency Servers 63

Alex Podelko

AUGUST 18, 2019

Following up my post Are Times still Good for Load Testing? , While there are still quite a lot of cases where it is still applicable, it needs to evolve into more sophisticated processes tightly integrated with development and other parts of performance engineering. I decided to answer multiple comments here separately.

Performance Testing 243

Performance Testing Testing Performance Testing Tools 243

DZone

MARCH 27, 2020

Web Service and Mobile App Testing. Generally, we can say that: Web services are packet sized applications that communicate with each other via network but in a precise format. The output of one software used as an input to another reciprocally and the whole process executed with interface language like XML.

Mobile 147

Mobile Testing Hardware Network 147

Dynatrace

FEBRUARY 12, 2024

The OMB memo states that agencies must meet specific goals based on the five pillars of the Cybersecurity and Infrastructure Security Agency (CISA) Zero Trust Maturity Model : identity, devices, networks, applications/workloads, and data. A quick refresher: what is zero trust?

Government 188

Government Analytics Network Traffic 188

Scalegrid

AUGUST 22, 2019

For test purposes, DCS can be installed on same nodes running PostgreSQL. High Availability Test Scenarios. We conducted a few tests on PostgreSQL HA management using Patroni. All of these tests were performed while the application was running and inserting data to the PostgreSQL database. Standby Server Tests.

Availability 277

Availability Servers Network Open Source 277

Dynatrace

SEPTEMBER 13, 2023

Effortlessly monitor your Citrix environment with Dynatrace The Citrix monitoring process now employs two methods to collect metrics and provide complete Citrix performance observability. Dynatrace collects metrics and topology information from load balancers and analyzes these critical network devices for performance and health.

Monitoring 228

Monitoring Healthcare Infrastructure Metrics 228

Smashing Magazine

JULY 8, 2021

Development Process. Development Process. Modules like the service module containing all the network requests needed by the company are kept in this core module and all corresponding network requests are made from here. There is also a test folder to carry out testing for this feature. Testing libraries.

Speed 133

Speed Processing Development Code 133

The Netflix TechBlog

MAY 21, 2019

using RL agents for test case scheduling By: Stanislav Kirdey , Kevin Cureton , Scott Rick , Sankar Ramanathan Introduction Netflix brings delightful customer experiences to homes on a variety of devices that continues to grow each day. Detect a regression in a test case.

Testing 163

Testing AWS Lambda Network 163

Dynatrace

MARCH 18, 2024

To meet these requirements, Dynatrace has released its OpenTelemetry Collector distribution (Dynatrace OTel Collector), providing users with a fully tested, secure, and reliable OpenTelemetry collector for production and enterprise-scale environments. The distribution is fully supported for Dynatrace customers at standard and premium levels.

Scalability 271

Scalability Open Source Analytics Innovation 271

Smashing Magazine

AUGUST 10, 2023

Running A Page Speed Test: Monitoring vs. Measuring Running A Page Speed Test: Monitoring vs. Measuring Geoff Graham 2023-08-10T08:00:00+00:00 2023-08-10T12:35:05+00:00 This article is sponsored by DebugBear There is no shortage of ways to measure the speed of a webpage. Real usage data would be better, of course.

Speed 81

Speed Monitoring Testing Network 81

Dynatrace

JANUARY 26, 2024

But up to now, FedRAMP has been viewed as a bottleneck process that delays the delivery of cloud services, which ultimately hurts modernization efforts. Right now, introducing new capabilities hits bottlenecks in the FedRAMP approval process. The user group participants emphasized the need for extensive testing in AI implementation.

Government 221

Government Artificial Intelligence Innovation Programming 221

Dynatrace

APRIL 8, 2024

Optimize the IT infrastructure supporting risk management processes and controls for maximum performance and resilience. The IT infrastructure, services, and applications that enable processes for risk management must perform optimally. Automated risk management workflows, processes, and decisions.

Analytics 210

Analytics Infrastructure Efficiency Technology 210

The Netflix TechBlog

NOVEMBER 3, 2022

We introduce a caching mechanism in the API gateway layer, allowing us to offload processing from singleton leader elected controllers without giving up strict data consistency and guarantees clients observe. cell): Titus Job Coordinator is a leader elected process managing the active state of the system.

Cache 224

Cache Latency Traffic Systems 224

Testlodge

NOVEMBER 12, 2021

Software testers explore the effectiveness of processes that should lead to quality software products to make sure they perform the purpose for which they have been designed. Various testing activities take place throughout the software development lifecycle, including compatibility testing, which is a non-functional testing technique.

Testing 78

Testing Hardware Operating System Mobile 78

Dynatrace

MAY 8, 2023

DevOps aims to move applications more quickly into production by releasing new builds frequently — often several times per day — and incorporating constant feedback and testing, both during development and after software is deployed. But when and how does DevOps monitoring fit into the process? What is DevOps monitoring?

DevOps 228

DevOps Efficiency Monitoring Infrastructure 228

Dynatrace

SEPTEMBER 23, 2021

Container security is the practice of applying security tools, processes, and policies to protect container-based workloads. To function effectively, containers need to be able to communicate with each other and with network services. Network scanners that see systems from the “outside” perspective.

Open Source 258

Open Source Benchmarking Best Practices Network 258

CSS Wizardry

OCTOBER 16, 2023

In this post, I’m going to break these processes down into each of: ? Compressing them over the network: Which compression algorithm, if any, will we use? In one test, I concatenated it all into one big file, and the other had the library split into 12 files. Read the complete test methodology. Client There’s a fifth C

Cache 291

Cache Latency Strategy Speed 291

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. The fastest 4G network clocks in around 10 Mbps, and the slowest around 6.3

Network 61

Network Speed Internet Internet 61

O'Reilly

NOVEMBER 21, 2019

This is precisely the kind of problem that robotic process automation (RPA) aims to address. She’s the vestigial human link in a process—insurance claims processing—that has a mostly automated workflow. Prior to RPA, enterprises used several different techniques to automate workflows and back-office processes.

Processing 83

Processing Programming Virtualization Technology 83

Dynatrace

MARCH 14, 2023

AL2023 is supported by Dynatrace on day one and has been thoroughly tested by our installations team. Dynatrace provides server metrics monitoring in under five minutes, showing servers’ CPU, memory, and network health metrics all the way through to the process level, with no manual configuration necessary.

AWS 289

AWS Lambda Serverless Virtualization 289

Dynatrace

DECEMBER 16, 2020

Automatically run thousands of automated tests. Ensure manual penetration testing. Track changes via our change management process. Access to source code repositories is limited on both the network and the user level. Source code management systems are only accessible from within the Dynatrace corporate network.

Software 242

Software Software Development AWS 242

The Netflix TechBlog

NOVEMBER 29, 2023

A vital aspect of such development is subjective testing with HDR encodes in order to generate training data. The pandemic, however, posed unique challenges in conducting a conventional in-lab subjective test with HDR encodes. A/B testing also allows us to get a read on the improvement in quality of experience (QoE).

Open Source 252

Open Source Software Engineering Internet Internet 252

Dynatrace

SEPTEMBER 22, 2022

Automating tasks throughout the SDLC helps software development and operations teams collaborate while continuously improving how they design, build, test, deploy, release, and monitor software applications. Defect escape rate is the rate of issues and bugs that escape testing and arise after a software application is in production.

DevOps 197

DevOps Innovation Speed Monitoring 197

Dynatrace

AUGUST 17, 2021

Microservices are run using container-based orchestration platforms like Kubernetes and Docker or cloud-native function-as-a-service (FaaS) offerings like AWS Lambda, Azure Functions, and Google Cloud Functions, all of which help automate the process of managing microservices. Simple network calls. Potential for decreased reliability.

Architecture 246

Architecture Software Software Development 246

The Netflix TechBlog

AUGUST 30, 2021

By Benson Ma , Alok Ahuja Introduction At Netflix, hundreds of different device types, from streaming sticks to smart TVs, are tested every day through automation to ensure that new software releases continue to deliver the quality of the Netflix experience that our customers enjoy. In this blog post, we will focus on the latter feature set.

Latency 213

Latency Traffic Transportation Hardware 213

Dynatrace

AUGUST 17, 2021

Microservices are run using container-based orchestration platforms like Kubernetes and Docker or cloud-native function-as-a-service (FaaS) offerings like AWS Lambda, Azure Functions, and Google Cloud Functions, all of which help automate the process of managing microservices. Simple network calls. Potential for decreased reliability.

Architecture 246

Architecture Software Software Development 246

Scalegrid

FEBRUARY 8, 2024

This process effectively duplicates essential parts of information to safeguard against potential loss. By breaking up large datasets into more manageable pieces, each segment can be assigned to various network nodes for storage and management purposes.

Storage 130

Storage Systems Big Data Azure 130

The Morning Paper

SEPTEMBER 22, 2019

The secret sharer: evaluating and testing unintended memorization in neural networks Carlini et al., Indeed, our metric has, with little effort, been applied to construct regression tests for Google’s Smart Compose: a large industrial language model trained on a privacy-sensitive text corpus 1. USENIX Security Symposium 2019.

Network 55

Network Testing Strategy Google 55

Testsigma

JANUARY 7, 2022

2014 saw the trend of mobile app testing as they were becoming a multi-billion dollar business all over the world. 2015 saw the trend of scriptless testing and IoT focussed methodologies. So the trend of mobile web testing came into the picture. AI and Machine learning-based testing. AI and ML are no new words today.

Artificial Intelligence 89

Artificial Intelligence IoT Software Software 89

Testsigma

APRIL 13, 2022

Therefore, as a developer and a tester, it becomes a highly responsible job to test these mobile applications and deliver the best quality. However, we understand that if you are in this profession, you probably know all the basic test cases, scenarios and the holes where bugs can be found. Security related scenarios in mobile testing.

Mobile 52

Mobile Social Media Testing Media 52

Scalegrid

DECEMBER 14, 2023

MongoDB drivers provide several options for Mongo clients to handle different network timeout errors that may occur during usage. The default time-outs can significantly influence the behavior of your application when there are network errors. x+ in Java).

Java 130

Java Network Servers Database 130

Dynatrace

AUGUST 5, 2022

In a distributed processing environment, message queuing is similar, although the speed and volume of messages are much greater. A producer creates the message, and a consumer processes it. Consumers store messages in a queue — usually in a buffer or on a storage medium — until they can process and delete them.

Monitoring 209

Monitoring Serverless Programming Speed 209

Dynatrace

AUGUST 5, 2022

In a distributed processing environment, message queuing is similar, although the speed and volume of messages are much greater. A producer creates the message, and a consumer processes it. Consumers store messages in a queue — usually in a buffer or on a storage medium — until they can process and delete them.

Monitoring 208

Monitoring Serverless Programming Speed 208

Dynatrace

JUNE 16, 2022

RASP capabilities aim to close the gap left by application security testing and network perimeter controls such as web application firewalls (WAFs). Conversely, a decentralized approach protects application servers using multiple firewalls to protect against attacks that may have penetrated the network. The benefits of RASP.

Tuning 231

Tuning Cloud Open Source Network 231

Testsigma

NOVEMBER 11, 2020

Having an effective test automation system is an absolute necessity in today’s agile software development environments. Automation works great, especially in case of smoke and regression tests and helps the QA teams to easily create and execute test cases that are complex in nature. Network Disconnections.

Testing 85

Testing Mobile Network Analytics 85