The Netflix TechBlog

AUGUST 30, 2021

Complementing the hardware is the software on the RAE and in the cloud, and bridging the software on both ends is a bi-directional control plane. When a new hardware device is connected, the Local Registry detects and collects a set of information about it, such as networking information and ESN.

Latency 213

Latency Traffic Transportation Hardware 213

Scalegrid

FEBRUARY 8, 2024

Key Takeaways Distributed storage systems benefit organizations by enhancing data availability, fault tolerance, and system scalability, leading to cost savings from reduced hardware needs, energy consumption, and personnel. By implementing data replication strategies, distributed storage systems achieve greater.

Storage 130

Storage Systems Big Data Azure 130

The Morning Paper

NOVEMBER 15, 2020

An IDS/IPS monitors network flows and matches incoming packets (or more strictly, Protocol Data Units, PDUs) against a set of rules. When used in prevention mode (IPS), this all has to happen inline over incoming traffic to block any traffic with suspicious signatures. This makes the whole system latency sensitive.

Servers 128

Servers Hardware Latency Design 128

The Netflix TechBlog

NOVEMBER 9, 2022

A quick canary test was free of errors and showed lower latency, which is expected given that our standard canary setup routes an equal amount of traffic to both the baseline running on 4xl and the canary on 12xl. What’s worse, average latency degraded by more than 50%, with both CPU and latency patterns becoming more “choppy.”

Hardware 363

Hardware Cache Performance Latency 363

Percona

NOVEMBER 9, 2023

Applications can be horizontally scaled with Kubernetes by adding or deleting containers based on resource allocation and incoming traffic demands. It distributes the load among containers and nodes automatically, ensuring that your application can handle any spike in traffic without the need for manual intervention from an IT staff.

Efficiency 105

Efficiency Cloud Healthcare Open Source 105

Scalegrid

APRIL 16, 2020

Each of these models is suitable for production deployments and high traffic applications, and are available for all of our supported databases, including MySQL , PostgreSQL , Redis™ and MongoDB® database ( Greenplum® database coming soon). This can result in significant cost savings for high traffic applications.

Cloud 242

Cloud Azure AWS Database 242

The Morning Paper

OCTOBER 4, 2020

We are standing on the eve of the 5G era… 5G, as a monumental shift in cellular communication technology, holds tremendous potential for spurring innovations across many vertical industries, with its promised multi-Gbps speed, sub-10 ms low latency, and massive connectivity. Throughput and latency. energy consumption).

Energy 130

Energy Latency Performance Network 130

Percona

SEPTEMBER 1, 2023

This results in expedited query execution, reduced resource utilization, and more efficient exploitation of the available hardware resources. This reduction in latency ensures that applications and websites provide a more rapid and responsive user experience. Query plan analysis can also provide valuable insights.

Tuning 52

Tuning Database Performance Hardware 52

The Morning Paper

JULY 4, 2019

In all cases we need to be able to carefully monitor the impact on the system, and back out if things start going badly wrong. degraded hardware, transient networking problem) or, more often, because of some change deployed by Netflix engineers that did not have the intended effect. Defining and running experiments.

Latency 77

Latency Engineering Metrics Traffic 77

CSS - Tricks

JULY 25, 2019

This article is from my friend Ben who runs Calibre , a tool for monitoring the performance of websites. Estimated Input Latency. Estimated Input Latency. Monitoring Time to Interactive. To successfully uncover significant differences in user experience, we suggest using a performance monitoring system (like Calibre !)

Google 71

Google Engineering Speed Mobile 71

The Morning Paper

MAY 14, 2019

Last time around we looked at the DeathStarBench suite of microservices-based benchmark applications and learned that microservices systems can be especially latency sensitive, and that hotspots can propagate through a microservices architecture in interesting ways. on end-to-end latency) and less than 0.15% on throughput.

Big Data 45

Big Data Cloud Performance Hardware 45

Percona

APRIL 17, 2023

The CFQ works well for many general use cases but lacks latency guarantees. The deadline excels at latency-sensitive use cases ( like databases ), and noop is closer to no schedule at all. It is recommended to lower this setting and monitor the impact on query performance and disk IO. Two other schedulers are deadline and noop.

Best Practices 52

Best Practices Design Tuning Database 52

Percona

JULY 1, 2023

Understanding DBaaS DBaaS cloud services allow users to use databases without configuring physical hardware and infrastructure or installing software. These may be performance, high availability, operational cost, management, capacity planning, scalability, security, monitoring, etc.

AWS 52

AWS Database Serverless Storage 52

KeyCDN

AUGUST 15, 2019

Just because everything works perfectly during production testing doesn’t mean that will be the case when your website is flooded with traffic. Bottlenecks can occur, for example, if you have a sudden surge in traffic that your servers are not equipped to handle. What Are the Benefits of Performance Testing?

Testing Tools 55

Testing Tools Best Practices Performance Testing Testing 55

Adrian Cockcroft

NOVEMBER 11, 2019

This discussion focuses on hardware, software and operational failure modes. It would take 5–10 minutes after the problem occurred to appear as a problem, then people have to notice and respond to emails or pager text messages, dial into a conference call, and log in to monitoring dashboards before any human response can start.

Latency 52

Latency Engineering Systems Hardware 52

Adrian Cockcroft

NOVEMBER 11, 2019

This discussion focuses on hardware, software and operational failure modes. It would take 5–10 minutes after the problem occurred to appear as a problem, then people have to notice and respond to emails or pager text messages, dial into a conference call, and log in to monitoring dashboards before any human response can start.

Latency 53

Latency Engineering Systems Hardware 53

Dynatrace

AUGUST 5, 2019

Resource consumption & traffic analysis. Lift & Shift is where you basically just move physical or virtual hosts to the cloud – essentially you just run your host on somebody else’s hardware. What is the network traffic going to be between services we migrate and those that have to stay in the current data center?

Cloud 31

Cloud Traffic Database Network 31

Alex Russell

JULY 14, 2021

Meanwhile, on Android, the #2 and #3 sources of web traffic do not respect browser choice. On Android today and early iOS versions, WebViews allow embedders to observe and modify all network traffic (regardless of encryption). Apps can also monitor user input, resulting DOM, and system auto-filled credentials. Web Bluetooth.

Google 121

Google Mobile Engineering Internet 121

Alex Russell

OCTOBER 22, 2017

Tools and CI systems help them monitor progress & prevent regressions. Contended, over-subscribed cells can make “fast” networks brutally slow, transport variance can make TCP much less efficient , and the bursty nature of web traffic works against us. Performance budgets are set early in the life of the project.

Performance 68

Performance Benchmarking Network Mobile 68

Smashing Magazine

JANUARY 11, 2021

This guide has been kindly supported by our friends at LogRocket , a service that combines frontend performance monitoring , session replay, and product analytics to help you build better customer experiences. CrUX generates an overview of performance distributions over time, with traffic collected from Google Chrome users. Quick Wins.

Performance 145

Performance Cache Media Metrics 145

Smashing Magazine

JANUARY 6, 2020

Testing And Monitoring. To get a good first impression of how your competitors perform, you can use Chrome UX Report ( CrUX , a ready-made RUM data set, video introduction by Ilya Grigorik and detailed guide by Rick Viscomi) or Treo Sites , a RUM monitoring tool that is powered by Chrome UX Report. Getting Ready: Planning And Metrics.

Performance 145

Performance Cache Network Metrics 145

Smashing Magazine

JANUARY 7, 2019

Testing And Monitoring. Good for raising alarms and monitoring changes over time, not so good for understanding user experience. Good for describing the user experience and monitoring, not so good for knowing what happens between the milestones. Getting Ready: Planning And Metrics. Setting Realistic Goals. Assets Optimizations.

Performance 103

Performance Cache Metrics Network 103

Smashing Magazine

MAY 20, 2020

This metric is important, but quite vague because it can include anything — starting from server rendering time and ending up with latency problems. This saves clients traffic — sometimes traffic which the client is paying for. This metric shows how much time it takes for the server to respond with something.

Performance 98

Performance Metrics Best Practices Code 98