The Netflix TechBlog

JULY 30, 2019

Many of the Netflix Content and Studio Engineering services rely on Conductor for efficient processing of their business flows. Adoption As of writing this blog, Conductor orchestrates 600+ workflow definitions owned by 50+ teams across Netflix. The Netflix Media Database (NMDB) is one such example.

Lambda 189

Lambda Media Open Source Metrics 189

Dotcom-Montior

NOVEMBER 24, 2021

There was a time when standing up a website or application was simple and straightforward and not the complex networks they are today. By definition, a distributed system is any system that comprises of multiple components on variety of machines that work together to appear as a single, organized system. The recipe was straightforward.

Systems 74

Systems Monitoring Hardware Network 74

Dynatrace

OCTOBER 4, 2021

An application programming interface (API) is a set of definitions and protocols for building and integrating application software that enables your product to communicate with other products and services. When monitoring, it’s important to track metrics that describe the vital aspects of an application’s performance.

Monitoring 183

Monitoring Latency Metrics Availability 183

The Morning Paper

SEPTEMBER 22, 2019

The secret sharer: evaluating and testing unintended memorization in neural networks Carlini et al., In evaluating our exposure metric, we find unintended memorization to be both commonplace and hard to prevent. Can we efficiently extract secrets from pre-trained models? USENIX Security Symposium 2019.

Network 55

Network Testing Strategy Google 55

The Netflix TechBlog

JANUARY 11, 2022

As a result, we are risk averse in decision making and actively mitigate the probability of purchasing ads that are not efficiently attracting new members. A Type-M error occurs when, given that we observe a statistically-significant result, the size of the estimated metric movement is magnified (or exaggerated) relative to the truth.

Innovation 243

Innovation Metrics Engineering Testing 243

Smashing Magazine

AUGUST 3, 2023

Google’s Core Web Vitals is a set of performance metrics that site owners can use to evaluate performance and diagnose performance issues. These metrics provide a different perspective on user experience: Largest Contentful Paint (LCP) Measures the time it takes for the main content on a webpage to load.

Performance 74

Performance Cache Traffic Metrics 74

Dynatrace

JUNE 1, 2021

Application performance monitoring (APM) is the practice of tracking key software application performance metrics using monitoring software and telemetry data. Causes can run the gamut — from coding errors to database slowdowns to hosting or network performance issues. Dynatrace news. What does APM stand for? Performance monitoring.

Monitoring 148

Monitoring Mobile Social Media Artificial Intelligence 148

The Netflix TechBlog

SEPTEMBER 13, 2021

Every leader’s security risk dashboard now includes a Wall-E adoption metric, and roughly ? A productized approach also meant that we could efficiently enable lots of complex but “nice to have” features to enhance the developer experience, like Atlas metrics for free , and integration with our request tracing tool, Edgar.

Internet 220

Internet Internet Cloud Traffic 220

Smashing Magazine

OCTOBER 24, 2023

Total Blocking Time One thing I know would be more helpful than a set of Core Web Vitals scores from Lighthouse is knowing the time it takes to go from the First Contentful Paint (FCP) to the Time to Interactive (TTI), a metric known as the Total Blocking Time (TBT). You can see that Lighthouse does indeed provide that metric.

Google 91

Google Analytics Traffic Metrics 91

Tasktop

MAY 18, 2021

Tasktop Viz is a value stream management solution that measures and optimizes the flow of business value across end-to-end collaboration networks. . David goes into Viz at least once a week to look at his Flow Metrics. At one point, he noticed a simultaneous decline in three metrics: . Flow Efficiency increased.

Efficiency 52

Efficiency Metrics Engineering Infrastructure 52

Tasktop

MAY 5, 2020

By pinpointing where waste and wait time are holding up your value delivery, you can determine your Flow Efficiency , which measures the actual time spent on a flow item (features, defects, debt, risk) as a percentage of the total Flow Time. This leads to inaccurate (and often over-optimistic) calculations for Flow Efficiency. .

Efficiency 52

Efficiency Metrics Software Software 52

CSS - Tricks

APRIL 1, 2021

Site performance is potentially the most important metric. Having a slow site might leave you on page 452 of search results, regardless of any other metric. Using a network request inspector, I’m going to see if there’s anything we can remove via the Network panel in DevTools.

Cache 92

Cache Social Media Media Network 92

Smashing Magazine

JULY 18, 2022

If you think that static rendering is limited to generic, public content that is the same for every user of your website, you should definitely read this article. If users have a slow network or a slow computer, they will see an ugly loader while their joke is being downloaded. Eric Burel. 2022-07-18T11:00:00+00:00.

Cache 115

Cache Website Energy Servers 115

Percona

AUGUST 30, 2023

Common components of DR and HA architectures By definition, there are differences between high availability (HA) and disaster recovery (DR). Likewise, establishing clear retention policies for both backups and archives is crucial to balancing data recovery needs with data management efficiency and compliance requirements.

Database 85

Database Hardware Open Source Strategy 85

Smashing Magazine

JANUARY 11, 2021

LogRocket tracks key metrics, incl. Getting Ready: Planning And Metrics Performance culture, Core Web Vitals, performance profiles, CrUX, Lighthouse, FID, TTI, CLS, devices. Networking, HTTP/2, HTTP/3 OCSP stapling, EV/DV certificates, packaging, IPv6, QUIC, HTTP/3. Getting Ready: Planning And Metrics. Table Of Contents.

Performance 145

Performance Cache Media Metrics 145

CSS - Tricks

MARCH 29, 2021

We could still use too many colors, typographic definitions, or z-indexes, all of which could lead to a messy, unmaintainable, unstable CSS codebase. For example, if there are “50 shades of gray” or too many typographic definitions, that means that the style guide wasn’t respected, or one might not even exist. Coverage panel.

Code 110

Code Media Cache Energy 110

Smashing Magazine

AUGUST 22, 2021

As we will see, QUIC and HTTP/3 indeed have great web performance potential, but mainly for users on slow networks. If your average visitor is on a fast cabled or cellular network, they probably won’t benefit from the new protocols all that much. An often used metaphor is that of a pipe used to transport water. Congestion Control.

Performance 106

Performance Network Latency Servers 106

All Things Distributed

JULY 20, 2015

The pool of resources, at this time, is the CPU, memory, and networking resources of Amazon EC2 instances as partitioned by containers. networks ports, memory, CPU, etc). To be robust and scalable, this key/value store needs to be distributed for durability and availability, to protect against network partitions or hardware failures.

Latency 166

Latency Architecture AWS Open Source 166

Smashing Magazine

AUGUST 9, 2021

QUIC is needed because TCP, which has been around since the early days of the Internet, was not really built with maximum efficiency in mind. It also, however, takes a full network round trip to complete before anything else can be done on a connection. and lower), this typically takes two network round trips.

Transportation 145

Transportation Internet Internet Network 145

Dotcom-Montior

DECEMBER 8, 2021

By ITIL definition, the service desk may take the form of incident resolution or service requests, but whatever the case, the primary goal of the service desk to provide quick and efficient service. This helps to improve efficiency and ensures that information is consistent, up-to-date, and available. Problem Management.

Social Media 90

Social Media Monitoring Latency DevOps 90

Smashing Magazine

JANUARY 6, 2020

Getting Ready: Planning And Metrics. Getting Ready: Planning And Metrics. You need a business stakeholder buy-in, and to get it, you need to establish a case study, or a proof of concept using the Performance API on how speed benefits metrics and Key Performance Indicators ( KPIs ) they care about. Table Of Contents. Quick Wins.

Performance 145

Performance Cache Network Metrics 145

Smashing Magazine

NOVEMBER 17, 2022

Images are crucial elements for performance and UX, and data extracted from Core Web Vitals metrics such as Largest Contentful Paint , which attempts to identify the most important piece of the above-the-fold content on a given page, proves this. Mobile image transfer size by year graphic from Media, Images, Web Almanac 2021 chapter.

Media 106

Media Cache Website Mobile 106

Smashing Magazine

JANUARY 7, 2019

Getting Ready: Planning And Metrics. Getting Ready: Planning And Metrics. You need a business stakeholder buy-in, and to get it, you need to establish a case study on how speed benefits metrics and Key Performance Indicators ( KPIs ) they care about. Table Of Contents. Setting Realistic Goals. Defining The Environment.

Performance 104

Performance Cache Network Metrics 104

The Morning Paper

MAY 30, 2019

For example, the K-9 mail app on Android had a bug whereby it would enter an infinite retry loop when the network was disconnected or a mail server failed. When disconnected from the network, K-9 mail had another failure mode in which use of the wakelock is even higher, but usage of the CPU is also high. Extra hours.

Mobile 59

Mobile Energy Network Games 59

Smashing Magazine

SEPTEMBER 6, 2021

Next, we’ll look at how to set up servers and clients (that’s the hard part unless you’re using a content delivery network (CDN)). Using just a few (but still more than one), however, could nicely balance congestion growth with better performance, especially on high-speed networks. Servers and Networks. Network Configuration.

Network 105

Network Servers Cache Traffic 105

Alex Russell

OCTOBER 22, 2017

We constrain ourselves to a real-world baseline device + network configuration to measure progress. Budgets are scaled to a benchmark network & device. This helps support executive sponsors who then have meaningful metrics to point to in justifying the investments being made. Partner meetings are illuminating.

Performance 68

Performance Benchmarking Network Mobile 68

KeyCDN

OCTOBER 31, 2018

Additionally, DebugBar can monitor network traffic, inspect CSS elements and evaluate your JavaScript code. Retrace Retrace is a performance monitoring tool with an excellent error tracking feature to help you identify exceptions and address bugs quickly and efficiently. Best PHP Performance Monitoring Tools 1.

Development 57

Development Open Source Java AWS 57

Alex Russell

JULY 14, 2021

I've got a long blog post brewing on this, but jumping to the end, an operable definition is: A browser is an application that can register with an OS to handle http and https navigations by default. This reduces friction and commensurately increases "engagement" metrics. [6]. "What, then, is a 'browser'?"

Google 121

Google Mobile Engineering Internet 121

O'Reilly

OCTOBER 11, 2022

As a trend, it’s not performing well on Google; it shows little long-term growth, if any, and gets nowhere near as many searches as terms like “Observability” and “Generative Adversarial Networks.” As a result, your relationship to many important financial metrics changes. But the gain in efficiency would be relatively small.

Games 114

Games Healthcare Processing Retail 114

Smashing Magazine

NOVEMBER 30, 2021

And so we can definitely dig into that in a bunch of different angles, depending on where you want to take this conversation. So it’s not like these tools automatically give you that, but they definitely give you some guidelines, maybe some rails that nudge you in the right direction. Drew: Sure. Is it just a natural heave and ho?

Technology 94

Technology Technology Servers Code 94

High Scalability

NOVEMBER 25, 2019

To add elasticity, reliability and durability, these data centers are connected to Google Cloud platform using high speed, secure Google Interconnect network. Version7 (Future): Move all compute to the public cloud, carve out more services for impact isolation, dynamic resource pooling to manage pets and cattle efficiently.

Architecture 52

Architecture Cache Azure Storage 52

SQL Performance

SEPTEMBER 2, 2021

And I may re-visit this in the future to examine the impact on other metrics, but for now I'm just going to focus on duration. He spent a lot of time fine-tuning this CLR function to efficiently parse a string.

C++ 59

C++ Servers Testing Database 59

SQL Server According to Bob

JANUARY 11, 2020

Lazy write (LRU and memory-pressure based) Checkpoint (recovery-interval based) Eager write (nonlogged I/O based) To ​​ efficiently flush writes to disk, ​​ WriteFileGather ​​ is used. This is efficient because many of the pages will remain in the SQL Server buffer pool but are now in a clean state.

Servers 40

Servers Cache Media Hardware 40