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 23, 2021

Container security is the practice of applying security tools, processes, and policies to protect container-based workloads. Application developers commonly leverage open-source software when building containerized applications. 1] And unfortunately, open-source software is often fraught with security vulnerabilities.

Open Source 250

Open Source Benchmarking Best Practices Network 250

Dynatrace

JUNE 13, 2022

Open source code, for example, has generated new threat vectors for attackers to exploit. A case in point is Log4Shell, which emerged in late 2021 and exposed open source libraries to exploitation. Dynatrace introduces automatic vulnerability management for PHP open source scripting language – blog.

Open Source 221

Open Source DevOps Java Innovation 221

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. Application security tests can be used to tell developers when they have introduced vulnerabilities into the application they’re building.

Open Source 181

Open Source Entertainment Tuning Internet 181

Dynatrace

OCTOBER 1, 2021

In these modern environments, every hardware, software, and cloud infrastructure component and every container, open-source tool, and microservice generates records of every activity. An advanced observability solution can also be used to automate more processes, increasing efficiency and innovation among Ops and Apps teams.

Metrics 363

Metrics Open Source Monitoring Infrastructure 363

Percona

JANUARY 29, 2024

At Percona, we are in the process of developing PG_TDE, a tool designed to encrypt data using the AES-CTR encryption algorithm. This code is currently under development, and we are seeking your assistance in testing it.This blog […]

Testing 96

Testing Database Design Code 96

Dynatrace

OCTOBER 2, 2023

It is better to consider refactoring as part of the application transformation process before migrating, if possible. Because they’re separate, they allow for faster release cycles, greater scalability, and the flexibility to test new methodologies and technologies. Migration is time-consuming and involved. create a microservice; 2.

Architecture 231

Architecture Artificial Intelligence Cloud Open Source 231

Dynatrace

JANUARY 26, 2021

DevSecOps is a cross-team collaboration framework that integrates security into DevOps processes from the start rather than waiting to address security in a separate silo. DevOps has gained ground in recent years as a way to combine key operational principles with development cycles, recognizing that these two processes must coexist.

DevOps 268

DevOps Best Practices Open Source Tuning 268

Dynatrace

JULY 7, 2022

It’s easy to see why, with benefits such as better testing, easier deployment, faster performance, and more. One large team generally maintains the source code in a centralized repository that’s visible to all engineers, who commit their code in a single build. Testing can be more complicated. Dynatrace news.

Architecture 200

Architecture Serverless Azure Programming 200

Dynatrace

MARCH 17, 2021

Application security is a software engineering term that refers to several different types of security practices designed to ensure applications do not contain vulnerabilities that could allow illicit access to sensitive data, unauthorized code modification, or resource hijacking. Application security tests and what they do.

Open Source 166

Open Source Cloud Games Java 166

Testsigma

APRIL 4, 2022

A common theme among most software testing organizations is their escalating interest in Test Automation. While test automation has grown in popularity, there are still many myths and biases surrounding it. Such myths can unknowingly create a self-limiting boundary and negatively impact the possibilities of test automation.

Testing 95

Testing Open Source IoT Programming 95

Dynatrace

JUNE 27, 2023

To date, some customers have used open source or community-backed components to forward logs from S3 to Dynatrace. Service providers such as Akamai , Fastly , Netlify , open source tools like Apache Airflow, and many others have built-in log delivery integration with S3.

AWS 198

AWS Cloud Lambda Analytics 198

Percona

DECEMBER 18, 2023

Most times, these are Greenfield projects where the bulk of the effort is on its design and architecture. About pgLoader Enter pgloader , a command line interface (CLI) designed to facilitate the conversion and migration from one DBMS into PostgreSQL. Even differences as simple as data types can present a challenge. MySQL version 5.7

Open Source 123

Open Source Database Architecture Design 123

Testlodge

FEBRUARY 15, 2023

Black box testing functions on not knowing a software’s internal structure. Black Box Testing Basics The main focus of black box testing is inputs and outputs. Black Box Testing Basics The main focus of black box testing is inputs and outputs. A tester must first understand the requirements when testing a function.

Testing 69

Testing Social Media Open Source Media 69

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

Testlodge

MARCH 15, 2023

White box testing is a software testing approach based on an analysis of the internal structure of the component or system. Why is White Box Testing Performed? Testers perform white box testing for several reasons. Suppose developers perform unit testing before delivering code to testers.

Testing 83

Testing Testing Tools Java Programming 83

Testsigma

APRIL 23, 2021

So, there’s a solid reason why mobile app testing is a crucial step in any app development process. To ensure our users get a seamless experience across any device — we perform mobile app testing. . That’s where mobile app automation testing comes into the picture. Best Mobile App Automation Testing Tools.

Testing Tools 86

Testing Tools Mobile Testing Open Source 86

Percona

JUNE 22, 2023

Typically, the servers are configured in a primary/replica configuration, with one server designated as the primary server that handles all incoming requests and the others designated as replica servers that monitor the primary and take over its workload if it fails.

Availability 111

Availability Database Open Source Hardware 111

Testlodge

JANUARY 26, 2022

Non-functional testing focuses on user expectations, whereas functional testing is to do with user requirements. Non-functional testing examines how a system operates rather than looking at specific functions or behaviors. Why is Non-Functional Testing necessary? Both functional and non-functional tests are essential.

Testing 74

Testing Open Source Testing Tools Programming 74

Scalegrid

SEPTEMBER 16, 2019

PostgreSQL graphical user interface (GUI) tools help these open source database users to manage, manipulate, and visualize their data. It supports all PostgreSQL operations and features while being free and open-source. pgAdmin Cost: Free (open source). Let’s start with the first and most popular one.

Open Source 262

Open Source Database Azure Cloud 262

Brendan Gregg

APRIL 27, 2023

Observability tools are designed have the lowest overhead possible so that they are safe to run in production while analyzing an active performance issue. There are ways to evade detection in other tools as well, like top(1) (since it samples processes and relies on its comm field) and even ls(1) (putting escape characters in files).

Open Source 144

Open Source Monitoring Engineering Design 144

Percona

APRIL 17, 2023

For example: UUID=f41e390f-835b-4223-a9bb-9b45984ddf8d / xfs rw,noatime,attr2,inode64,noquota 0 0 Unix ulimit settings Most UNIX-like operating systems, including Linux and macOS, provide ways to limit and control the usage of system resources such as threads, files, and network connections on a per-process and per-user basis.

Best Practices 52

Best Practices Design Tuning Database 52

Dynatrace

JUNE 16, 2022

At the same time, open source software (OSS) libraries now account for more than 70% of most applications’ code base, increasing the risk of application vulnerabilities. RASP capabilities aim to close the gap left by application security testing and network perimeter controls such as web application firewalls (WAFs).

Tuning 223

Tuning Cloud Open Source Network 223

Dynatrace

APRIL 21, 2022

The Azure Well-Architected Framework is a set of guiding tenets organizations can use to evaluate architecture and implement designs that will scale over time. Figure 1 – Individual Host pages show performance metrics, problem history, event history, and related processes for each host. Operational excellence. Reliability.

Azure 188

Azure Monitoring Virtualization Metrics 188

The Netflix TechBlog

OCTOBER 19, 2020

Now let’s look at how we designed the tracing infrastructure that powers Edgar. Reconstructing a streaming session was a tedious and time consuming process that involved tracing all interactions (requests) between the Netflix app, our Content Delivery Network (CDN), and backend microservices.

Infrastructure 233

Infrastructure Transportation Storage Open Source 233

Testsigma

MAY 19, 2020

Software testing is the process of finding bugs or discrepancies in a software. It is a process put in place to check that an application, set to be released in the market for users, has a minimum number of errors. As a beginner in software testing, you would make your own mistakes and learn from them to shape your career path.

Software 85

Software Software Testing Open Source 85

Percona

SEPTEMBER 4, 2023

Percona is a leading provider of unbiased, performance-first, open source database solutions that allow organizations to easily, securely, and affordably maintain business agility, minimize risks, and stay competitive, free from vendor lock-in. Be sure to open another session and run mysql_upgrade as part of the process.

Open Source 80

Open Source Scalability Database Software 80

Testsigma

DECEMBER 18, 2019

To improve the quality of a software product built by developers, software testing is the key. Testing is essential to ensure that the end product delivered is stable and works according to the required specifications. Test coverage has a huge impact on what is received as an end product. Training and adaptation.

Testing 73

Testing Open Source Strategy Processing 73

Testsigma

JANUARY 29, 2021

This essentially means that your website should not only be mobile-friendly but it should also have a Responsive Web Design so that your target customers can access your products (or services) with ultra-ease on their hand-held devices. Different screen resolutions and viewport sizes add another layer of complexity to mobile website testing.

Website 98

Website Mobile Testing Strategy 98

Dynatrace

NOVEMBER 18, 2020

With the help of open-source solutions and agile APIs, teams can now deliver and maintain code more efficiently than ever. In short, combining development and operations makes it possible for process to keep pace with progress. So, what does this combined process look like in practice? Solving for silos.

DevOps 205

DevOps Infrastructure Open Source C++ 205

Percona

APRIL 20, 2023

Such major version upgrades are rarely simple, but thankfully there are tools that can help smooth the process and ensure a successful upgrade. As there is no procedure for downgrading from MySQL 8 other than restoring a backup, testing and validation are more critical than previous major version upgrades.

Open Source 94

Open Source Best Practices Servers Database 94

Testlodge

JUNE 16, 2021

One such specialized technique is penetration testing, which aims to detect any loophole in the system through which an attacker can gain access and steal critical data, which ultimately causes businesses to suffer monetary losses and lose customers to competitors. An Introduction to Penetration Testing.

Testing 67

Testing Hardware Open Source Internet 67

Testsigma

AUGUST 24, 2020

Continuous Testing is the process of testing at all stages of software development – one after the another- without any human intervention. Continuous Testing is key to faster delivery of Agile products to the market. But does the product have the testability support required to automate all test cases? Not always!

Testing 69

Testing Open Source Scalability Latency 69

Dynatrace

JULY 6, 2022

Weaving DevOps and the related disciplines of DevSecOps and AIOps tightly into the development process can also accelerate the process. These reduce the need to hire specialists while providing a unified view of processes and infrastructure that make SRE more focused and effective. Design, implement, and tune effective SLOs.

Best Practices 187

Best Practices Open Source Tuning Infrastructure 187

Dynatrace

MARCH 22, 2021

Many organizations already employ DevOps, an approach to developing software that combines development and operations in a continuous cycle to build, test, release, and refine software in an efficient feedback loop. Traditionally, application security testing sits as a discrete stage between development and operations.

DevOps 155

DevOps Speed Infrastructure Best Practices 155

Dynatrace

MAY 27, 2021

In this article, I take a deeper look into continuous delivery (CD), and describe how this phase of the process is the key to achieving greater efficiency in your software development life cycle. Where continuous delivery fits into the development process. This process of frequent check-ins is called continuous integration (CI).

Best Practices 130

Best Practices DevOps Open Source Cloud 130

Testsigma

FEBRUARY 27, 2022

Automated testing is essential for balancing software quality with the accelerated velocity of release cycles, but because the toolchain that is supposed to enable automated testing has many moving parts, test automation becomes a parallel development project in organizations. Custom built frameworks.

Testing 52

Testing Open Source Scalability Engineering 52