The Netflix TechBlog

JUNE 13, 2023

By collecting and analyzing key performance metrics of the service over time, we can assess the impact of the new changes and determine if they meet the availability, latency, and performance requirements. Migrating Persistent Stores Stateful APIs pose unique challenges that require different strategies.

Traffic 279

Traffic Metrics Systems Strategy 279

Dynatrace

SEPTEMBER 13, 2023

Because Google offers its own Google Cloud Architecture Framework and Microsoft its Azure Well-Architected Framework , organizations that use a combination of these platforms triple the challenge of integrating their performance frameworks into a cohesive strategy. SRG validates the status of the resiliency SLOs for the experiment period.

AWS 252

AWS Efficiency Azure Cloud 252

Scalegrid

MARCH 28, 2024

Redis’s support for pipelining in a Redis server can significantly reduce network latency by batching command executions, making it beneficial for write-heavy applications. Resilience and Reliability: High Availability Solutions Modern applications require high availability, which Redis and Memcached meet.

Cache 130

Cache Storage Scalability Architecture 130

Dynatrace

APRIL 7, 2022

Every company has its own strategy as to which technologies to use. One of these solutions is Micrometer which provides 17+ pre-instrumented JVM-based frameworks for data collection and enables instrumentation code with a vendor-neutral API. The Dynatrace registry v2 is available starting with version 1.8.0 Dynatrace news.

Metrics 130

Metrics Latency Java Cache 130

Dynatrace

APRIL 7, 2022

Every company has its own strategy as to which technologies to use. One of these solutions is Micrometer which provides 17+ pre-instrumented JVM-based frameworks for data collection and enables instrumentation code with a vendor-neutral API. The Dynatrace registry v2 is available starting with version 1.8.0 Dynatrace news.

Metrics 130

Metrics Latency Java Cache 130

Dynatrace

JANUARY 18, 2023

This drive for speed has a cost: 22% of leaders admit they’re under so much pressure to innovate faster that they must sacrifice code quality. In addition, 27% of IT and DevOps teams’ time is invested in manual CI/CD tasks such as detecting code quality issues, which reduces time spent on innovation. What is DevOps?

DevOps 203

DevOps Best Practices Innovation Strategy 203

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. Customizing and connecting these services requires code. What is AWS Lambda? Where does Lambda fit in the AWS ecosystem?

Lambda 184

Lambda AWS Serverless Hardware 184

Dynatrace

FEBRUARY 24, 2021

SRE is the transformation of traditional operations practices by using software engineering and DevOps principles to improve the availability, performance, and scalability of releases by building resiliency into apps and infrastructure. Designating and managing Service Level Objectives (SLOs) as availability targets for a service.

DevOps 191

DevOps Software Engineering Speed Google 191

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. A cloud migration strategy, however, provides technical optimization that’s also firmly rooted in the business value chain. Read eBook now!

Cloud 169

Cloud Traffic Best Practices Strategy 169

The Netflix TechBlog

SEPTEMBER 8, 2020

On the Android team, while most of our time is spent working on the app, we are also responsible for maintaining this backend that our app communicates with, and its orchestration code. Over the course of this post, we will talk about our approach to this migration, the strategies that we employed, and the tools we built to support this.

Latency 233

Latency Cache Java Traffic 233

CSS Wizardry

MAY 31, 2019

This is exactly what Rawgit did in October 2018, yet (at the time of writing) a crude GitHub code search still yielded over a million references to the now-sunset service, and almost 20,000 live sites are still linking to it! On a slower, higher-latency connection, the story is much, mush worse. All completely avoidable. to just 3.6s.

Cache 274

Cache Latency Infrastructure Website 274

The Netflix TechBlog

APRIL 26, 2022

These facts are managed and made available by services like viewing history or video metadata services outside of Axion. We make sure there is no training/serving skew by using the same data and the code for online and offline feature generation. An example of video data is video metadata, like the length of a video.

Storage 187

Storage Design Scalability Latency 187

Percona

NOVEMBER 9, 2023

Applications are packaged into a single, lightweight container with their dependencies, typically including the application’s code, customizations, libraries, and runtime environment. Maintaining high availability Kubernetes also makes it easier for applications to scale in response to changing workloads to maintain high availability.

Efficiency 98

Efficiency Cloud Healthcare Open Source 98

Smashing Magazine

MARCH 25, 2021

Also, if you are not using a content delivery network (CDN) or multiple CDNs to map users to the closest edge regions for reduced latencies — a practice called suboptimal routing — you might slow down the start of the video. There are also other options available. And of course, you need to host and deliver your images.

Media 118

Media Performance Mobile Latency 118

Dynatrace

OCTOBER 1, 2021

DevSecOps teams can tap observability to get more insights into the apps they develop, and automate testing and CI/CD processes so they can release better quality code faster. Distributed tracing: This displays activity of a transaction or request as it flows through applications and shows how services connect, including code-level details.

Metrics 363

Metrics Open Source Monitoring Infrastructure 363

The Morning Paper

SEPTEMBER 10, 2019

That’s hard for many reasons, including the differing trade-offs between throughput and latency that need to be made across the use cases. to understand YouTube video performance) drive tens of thousands of canned (known in advance) queries per second, that need to be served with latency in the tens of milliseconds.

Analytics 75

Analytics Latency Cache Google 75

Smashing Magazine

AUGUST 3, 2023

These pages serve as a pivotal tool in our digital marketing strategy, not only providing valuable information about our services but also designed to be easily discoverable through search engines. While paid marketing strategies like Google Ads play a part in our approach as well, enhancing our organic traffic remains a major priority.

Performance 74

Performance Cache Traffic Metrics 74

The Netflix TechBlog

JANUARY 24, 2022

This post describes how the Netflix TVUI team implemented a robust strategy to quickly and easily detect performance anomalies before they are released?—?and Technically, “performance” metrics are those relating to the responsiveness or latency of the app, including start up time. What do we mean by Performance?

Performance 199

Performance Metrics Performance Testing Testing 199

The Morning Paper

MARCH 3, 2020

Over the decade since [the introduction of Availability Zones], our thinking on failure and availability has continued to evolve, and we paid increasing attention to blast radius and correlation of failure. EBS uses chain replication for availability, with data flowing from client to primary to replica.

Database 106

Database AWS Network Design 106

Smashing Magazine

MAY 16, 2022

By stepping back and realizing that the fields available have no special bindings to particular types of data, we can see that this technique is also an effective delivery mechanism for any arbitrary data allowing lots of interesting possibilities. Code used to monitor resources (fetch, XHR, images, stylesheets, scripts, HTML, etc.)

Servers 93

Servers Monitoring Cache Network 93

Smashing Magazine

AUGUST 20, 2021

However, unlike the early days of the web, static sites are no longer limited to developers working in a code editor. Now there’s a massive range of Jamstack CMSs available, which bring all the advantages of static sites while allowing non-technical folk to update content. We can see all the bones of modern Jamstack CMSs here.

Ecommerce 139

Ecommerce Website Government Internet 139

Smashing Magazine

JANUARY 11, 2021

Have we optimized enough with tree-shaking, scope hoisting, code-splitting, and all the fancy loading patterns with intersection observer, progressive hydration, clients hints, HTTP/3, service workers and — oh my — edge workers? Performance Budgets, Pragmatically shows you a strategy to achieve that.

Performance 145

Performance Cache Media Metrics 145

The Netflix TechBlog

DECEMBER 17, 2019

In order to be supported, a database is required to fulfill a set of features that are commonly available in systems like MySQL, PostgreSQL, MariaDB, and others. Designed with High Availability in mind. Providing high availability for real-time events. However, this strategy does not work for all databases.

Database 212

Database Traffic Transportation Open Source 212

CSS - Tricks

APRIL 1, 2021

The code for the site is available on GitHub for reference. In that spirit, what we’re looking at in this article is focused more on the incremental wins and less on providing an exhaustive list or checklist of performance strategies. This is a very basic site made with simple HTML, CSS, and JavaScript. Lighthouse.

Cache 92

Cache Social Media Media Network 92

The Netflix TechBlog

DECEMBER 17, 2019

In order to be supported, a database is required to fulfill a set of features that are commonly available in systems like MySQL, PostgreSQL, MariaDB, and others. Designed with High Availability in mind. Providing high availability for real-time events. However, this strategy does not work for all databases.

Database 197

Database Traffic Transportation Open Source 197

VoltDB

NOVEMBER 10, 2017

The performance consists of two aspects: throughput and latency. Humans will wait much longer than an API will since APIs have strict latency expectations due to timeouts. When you take a multi-tier approach to solve a data related problem, each layer you add to the composition of your solution, you are baking in a certain latency.

Database 40

Database Latency Architecture Open Source 40

VoltDB

NOVEMBER 10, 2017

The performance consists of two aspects: throughput and latency. Humans will wait much longer than an API will since APIs have strict latency expectations due to timeouts. When you take a multi-tier approach to solve a data related problem, each layer you add to the composition of your solution, you are baking in a certain latency.

Database 40

Database Latency Architecture Open Source 40

IO River

NOVEMBER 2, 2023

This means that if you wish to switch CDN, you’d have to rewrite a vast amount of code to support a new API.‍‍Sign However, the IaC code significantly changes across each CDN provider.For example, the IaC code to provision a CloudFlare CDN and a CloudFront CDN is different in any IaC provider.

Lambda 52

Lambda AWS Cache Website 52

Dotcom-Montior

OCTOBER 6, 2021

It also encompasses a strategy and set of practices and principles across service offerings and is closely tied to DevOps and operations. Availability. One minute an SRE might be provisioning storage in AWS, the next minute an SRE might have to talk to customers or go write some Python code for a new project. Performance.

Engineering 67

Engineering DevOps Monitoring Google 67

Alex Russell

MAY 9, 2022

This is a complex topic, but to borrow from a recent post , web performance expands access to information and services by reducing latency and variance across interactions in a session, with a particular focus on the tail of the distribution (P75+). Consistent performance matters just as much as low average latency. Who owns this code?

Performance 86

Performance Latency Metrics Engineering 86

Smashing Magazine

JANUARY 6, 2020

Is it worth exploring tree-shaking, scope hoisting, code-splitting, and all the fancy loading patterns with intersection observer, server push, clients hints, HTTP/2, service workers and — oh my — edge workers? It’s much easier to reach performance goals when the code base is fresh or is just being refactored.

Performance 145

Performance Cache Network Metrics 145

The Morning Paper

JANUARY 23, 2020

1:18pm a key observation was made that an API call to populate the homepage sidebar saw a huge jump in latency. The shop had been closed so no data was available. Gathering timestapms of changes made to application code during the outage. 1:32pm the API errors were narrowed down to requests for data on a specific single shop.

Internet 53

Internet Internet Cache Engineering 53

IO River

NOVEMBER 2, 2023

This means that if you wish to switch CDN, you’d have to rewrite a vast amount of code to support a new API.‍‍Sign 03 - Over-relying on vendor-specific functionalitySome CDN providers offer unique and specialized features that are unavailable to their competitors. For example, not all CDN provide Edge compute capabilities.If

Lambda 52

Lambda AWS Cache Website 52

Smashing Magazine

JANUARY 7, 2019

Is it worth exploring tree-shaking, scope hoisting, code-splitting, and all the fancy loading patterns with intersection observer, server push, clients hints, HTTP/2, service workers and — oh my — edge workers? How do we actually know where we stand in terms of performance, and what our performance bottlenecks exactly are?

Performance 104

Performance Cache Network Metrics 104

The Morning Paper

APRIL 14, 2019

A covert cache-based channel (for example) can be built by the sender modulating its footprint in the cache through its execution, and the receiver probing this footprint by systematically touching cache lines and measuring memory latency and by observing its own execution speed. Threat scenarios. Threat scenarios.

Hardware 44

Hardware Cache Latency Speed 44

Adrian Cockcroft

NOVEMBER 11, 2019

Collecting some critical metrics at one second intervals, with a total observability latency of ten seconds or less matches the human attention span much better. This is why most AWS regions have three availability zones. Try to measure your mean time to respond (MTTR) for incidents.

Latency 52

Latency Engineering Systems Hardware 52

Testsigma

JANUARY 30, 2021

The applications are designed using the same code base as Desktop like HTML, Javascript, and CSS. You just need to hit the URL and launch the application on the available browser on your phone. It also allows users to access a website for which native application is not available. Why is mobile web browser testing important?

Mobile 52

Mobile Testing Website Internet 52