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.

Latency 213

Latency Traffic Transportation Cloud 213

Dynatrace

OCTOBER 28, 2021

Chaos engineering is a method of testing distributed software that deliberately introduces failure and faulty scenarios to verify its resilience in the face of random disruptions. Practitioners subject software to a controlled, simulated crisis to test for unstable behavior. Chaos engineers ask why. The history of chaos engineering.

Engineering 218

Engineering Entertainment Cloud Infrastructure 218

Dynatrace

APRIL 5, 2021

AWS Lambda is a serverless compute service that can run code in response to predetermined events or conditions and automatically manage all the computing resources required for those processes. But with the benefits also come concerns about observability, and how to monitor and manage ever-expanding cloud software stacks.

Lambda 176

Lambda AWS Serverless Hardware 176

The Netflix TechBlog

FEBRUARY 25, 2021

In all these cases, prior to being delivered through our content delivery network Open Connect , our award-winning TV shows, movies and documentaries like The Crown need to be packaged to enable crucial features for our members. Figure 1?—?Simplified Being able to signal all these elements is also a key feature of modern packaging formats.

Technology 181

Technology Technology Open Source Media 181

Dynatrace

AUGUST 10, 2021

And we’re talking about accessing the details of so many crashes, that even our most demanding customers like international banking institutes, global car manufacturers, multi-national retail chains or world-spanning recreational networks can cover the timeframes that matter to their businesses. See what your users see.

Mobile 244

Mobile Retail Hardware Games 244

Testsigma

APRIL 13, 2021

Unit tests provide documentation of the testing at the unit level and hence during any code changes we know already which code may cause issues. Swift is a modern and latest programming language for writing code for macOS, iOS, watchOS, etc. The app should support the software components like APIs, videos, voice, images, etc.

Testing 84

Testing Hardware Mobile Testing Tools 84

Sutter's Mill

NOVEMBER 11, 2023

0] would be easy to call “obvious” in hindsight, but it’s far from the only option and this paper’s analysis shows a thorough consideration of alternatives, including their effects on existing and future code and future language evolution. Seeing only the end result of T.[0] This is that library. You can check out the diff in these | commits.

C++ 115

C++ Lambda Network Programming 115

Scalegrid

JANUARY 25, 2024

<code> 127.0.0.1:6379> cmdstat_command:calls=796,usec=8578,usec_per_call=10.78 </code> Redis groups its various commands into connection, server, cluster, generic, etc. . <code> <code> 127.0.0.1:6379> offers the Software Watchdog specifically designed for this purpose.

Metrics 130

Metrics Monitoring Latency Cache 130

HammerDB

OCTOBER 23, 2023

Also, note in passing that we include a COMMIT statement in this procedure because one is included in the example code in TPC-C specification. With a simple example such as this, it would not necessarily be expected for the additional network traffic to be significant between the 2 approaches.

Benchmarking 62

Benchmarking Database Network C++ 62

ACM Sigarch

APRIL 26, 2018

They introduced the architecture of coarse grain reconfigurable array (CGRA) for statically scheduled data flow computing in HOTCHIPS’17 and its software stack of compiler and linker in ICCAD’17. HPU: Holographic Processing Unit (HPU) is the specific hardware of Microsoft’s Hololens. GPU can also be considered as a special SPU.

Hardware 99

Hardware Artificial Intelligence Architecture Google 99

Dynatrace

SEPTEMBER 30, 2021

Cloud migration is the process of transferring some or all your data, software, and operations to a cloud-based computing environment that offers unlimited scale and high availability. They need enough hardware to serve their anticipated volume and keep things running smoothly without buying too much or too little. Reduced cost.

Cloud 161

Cloud Traffic Best Practices Strategy 161

Tech News Gather

JUNE 30, 2023

It combines hardware, software, data, and people to facilitate effective decision-making by providing a deeper understanding of the relationships between different locations and their attributes. ESRI’s flagship product, ArcGIS, is one of the most widely used GIS software in the world and has become an industry standard.

Technology 52

Technology Technology Development Retail 52

HammerDB

APRIL 19, 2023

Among the different components of modern software solutions, the database is one of the most critical. As database performance is heavily influenced by the performance of storage, network, memory, and processors, we must understand the upper limit of these key components. NETWORK METRICS sysstat_net_ens260f1_rx_kB/s 38,241 22,700 1.68

Performance 54

Performance Benchmarking Cache Storage 54

Dotcom-Montior

OCTOBER 6, 2021

A site reliability engineer, or SRE, is a role that that encompasses aspects of both software engineering and operations/infrastructure. At that time, the team was made up of software engineers. Site reliability engineers bridge the gap between operations and software developers. What are Some Common SRE Responsibilities?

Engineering 67

Engineering DevOps Monitoring Google 67

Brendan Gregg

AUGUST 18, 2019

bpftrace is a new open source tracer for Linux for analyzing production performance problems and troubleshooting software. It was created by Alastair Robertson, a talented UK-based developer who has previously won various coding competitions. software Kernel software-based events. profile Timed sampling across all CPUs.

Latency 68

Latency C++ Cache Programming 68

Abhishek Tiwari

DECEMBER 13, 2017

More importantly, if this works out well, this could lead to a radical improvement in performance by leveraging hardware trends such as GPUs and TPUs. These areas benefit not only from neural networks ability to handle high-dimensional relationships but also recent hardware trends. Learned indexes.

Artificial Intelligence 40

Artificial Intelligence Hardware Google Benchmarking 40

KeyCDN

SEPTEMBER 20, 2018

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. Of course, there are also times when the problem lies not with your application but with the user’s connection or network configuration.

Strategy 67

Strategy Monitoring Website Google 67

Dynatrace

FEBRUARY 23, 2022

As businesses take steps to innovate faster, software development quality—and application security—have moved front and center. Indeed, according to one survey, DevOps practices have led to 60% of developers releasing code twice as quickly. Increased adoption of Infrastructure as code (IaC). Dynatrace news.

Serverless 258

Serverless Infrastructure Innovation DevOps 258

Dynatrace

NOVEMBER 3, 2022

In fact, according to a Gartner forecast , revenue for global container management software and services will reach $944 million in 2024 — up from $465.8 With the significant growth of container management software and services, enterprises need to find ways to simplify the process. million in 2020. The classes of CaaS. CaaS vs. PaaS.

Serverless 214

Serverless Azure Hardware Transportation 214

Abhishek Tiwari

JULY 12, 2018

Data Pipeline A data pipeline is a software that ingests data from multiple sources, transforms it and finally makes it available to internal or external products. A data pipeline is a software which runs on hardware. The software is error-prone and hardware failures are inevitable.

Latency 63

Latency Analytics Scalability Engineering 63

The Morning Paper

NOVEMBER 10, 2019

Snap: a microkernel approach to host networking Marty et al., This paper describes the networking stack, Snap , that has been running in production at Google for the last three years+. You need a lot of software engineers and the willingness to rewrite a lot of software to entertain that idea. SOSP’19. Enter Google!

Network 92

Network Transportation Latency Entertainment 92

Testlodge

DECEMBER 4, 2017

A load test is done by simulating the real time user load on the application under test, and this determines how the application responds when multiple users hit the server simultaneously and it reveals the application’s response time, CPU and memory usage, network and bandwidth usage. New hardware changes/upgrades. Why Load Testing?

Testing 51

Testing Testing Tools Servers Network 51

Dynatrace

SEPTEMBER 29, 2021

Just like shipping containers revolutionized the transportation industry, Docker containers disrupted software. These tools integrate tightly with code repositories (such as GitHub) and continuous integration and continuous delivery (CI/CD) pipeline tools (such as Jenkins). Networking.

Open Source 295

Open Source Traffic DevOps Cloud 295

Sutter's Mill

MAY 28, 2012

There was so much interest that I formed four Study Groups and appointed chairs: the largest on concurrency and parallelism (SG1, Hans Boehm), and three others on modules (SG2, Doug Gregor), filesystem (SG3, Beman Dawes), and networking (SG4, Kyle Kloepper). This isn’t just cool stuff – it’s important and useful in production code today.

C++ 40

C++ Hardware Best Practices Tuning 40

Dynatrace

DECEMBER 8, 2021

Many customers try to use traditional tools to monitor and observe modern software stacks, but they struggle to deal with the dynamic and changing nature of cloud environments. ” A monolithic software application has a few properties that are important to understand. Just as the code is monolithic, so is the logging.

Cloud 220

Cloud Serverless Hardware Operating System 220

Dynatrace

AUGUST 11, 2022

Function as a service is a cloud computing model that runs code in small modular pieces, or microservices. Cloud providers then manage physical hardware, virtual machines, and web server software management. Monolithic architectures were commonplace with legacy, on-premises software solutions. But how does FaaS fit in?

Development 244

Development Serverless Best Practices Lambda 244

Percona

OCTOBER 18, 2023

You can tailor the database to meet your precise requirements by modifying the source code, adding extensions, or customizing configurations. Limited toolset and features Another challenge that organizations may face when considering open source is the perception that community software versions have a limited set of features.

Open Source 90

Open Source Database Hardware Strategy 90

Percona

AUGUST 22, 2023

Some of the most important elements include: No single point of failure (SPOF): You must eliminate any SPOF in the database environment, including any potential for an SPOF in physical or virtual hardware. Without enough infrastructure (physical or virtualized servers, networking, etc.), there cannot be high availability.

Availability 79

Availability Hardware Open Source Database 79

The Morning Paper

MAY 12, 2019

An open-source benchmark suite for microservices and their hardware-software implications for cloud & edge systems Gan et al., The paper examines the implications of microservices at the hardware, OS and networking stack, cluster management, and application framework levels, as well as the impact of tail latency.

Open Source 61

Open Source Hardware Benchmarking Systems 61

Dynatrace

MAY 1, 2020

From the software perspective, Linux players like RedHat, Ubuntu, and SUSE have already entered this market with fully supported enterprise versions of Linux for ARM. Other distributions like Debian and Fedora are available as well, in addition to other software like VMware, NGINX, Docker, and, of course, Java.

Java 132

Java Hardware Tuning Metrics 132

Dynatrace

NOVEMBER 15, 2021

A log is a detailed, timestamped record of an event generated by an operating system, computing environment, application, server, or network device. Logs can include data about user inputs, system processes, and hardware states. “Logging” is the practice of generating and storing logs for later analysis.

Analytics 202

Analytics Monitoring Artificial Intelligence DevOps 202

The Netflix TechBlog

APRIL 29, 2019

Open Connect Open Connect is Netflix’s content delivery network (CDN). video streaming) takes place in the Open Connect network. Various software systems are needed to design, build, and operate this CDN infrastructure, and a significant number of them are written in Python. are you logged in?

Open Source 279

Open Source Network Infrastructure Big Data 279

Testsigma

FEBRUARY 3, 2021

Mobiles have different models, screen resolutions, operating systems, network types, hardware configurations, etc. Also, how to test the hardware of the mobile phone itself, is it supporting all the software as it should? Let us have a look at the most popular types of mobile testing for applications and hardware.

Mobile 82

Mobile Testing Hardware C++ 82

Testsigma

FEBRUARY 6, 2020

According to IEEE Std 829-1998, Software Testing is defined as “the process of analyzing a software item to detect the differences between existing and required conditions (i.e. defects) and evaluating the features of the software items.” ” In Static Testing, code is not executed. Testing Techniques.

Software 69

Software Software Testing Scalability 69

Dynatrace

JUNE 29, 2022

They use the same hardware, APIs, tools, and management controls for both the public and private clouds. Amazon Web Services (AWS) Outpost : This offering provides pre-configured hardware and software for customers to run native AWS computing, networking, and services on-premises in a cloud-native manner.

Infrastructure 176

Infrastructure Cloud Azure AWS 176

O'Reilly

NOVEMBER 28, 2023

That pricing won’t be sustainable, particularly as hardware shortages drive up the cost of building infrastructure. The higher percentage of users that are experimenting may reflect OpenAI’s addition of Advanced Data Analysis (formerly Code Interpreter) to ChatGPT’s repertoire of beta features.

Open Source 111

Open Source Artificial Intelligence Google Infrastructure 111

The Netflix TechBlog

DECEMBER 23, 2020

In addition to the default Docker namespaces (mount, network, UTS, IPC, and PID), we employ user namespaces for added layers of isolation. Various pieces of software used elevated capabilities for FUSE, low-level packet monitoring, and performance tracing amongst other use cases. Let’s go back to that kernel code example earlier.

Media 286

Media Metrics Systems Processing 286