Adrian Cockcroft

FEBRUARY 9, 2023

The next layer is operating system platforms, what flavor of Linux, what version of Windows etc. The virtualization and networking platform could be datacenter based, with something like VMware, or cloud based using one of the cloud providers such as AWS EC2.

Engineering 136

Engineering Serverless Lambda AWS 136

All Things Distributed

OCTOBER 2, 2017

The success of our early results with the Dynamo database encouraged us to write Amazon's Dynamo whitepaper and share it at the 2007 ACM Symposium on Operating Systems Principles (SOSP conference), so that others in the industry could benefit. This was the genesis of the Amazon Dynamo database.

Internet 110

Internet Internet AWS Performance 110

The Morning Paper

JUNE 30, 2019

The high-traffic, lock-protected resources in System R are the buffer pool, recovery log, and system entry/exit. Here are their respective stats: If a process P1 goes into a wait state while it holds a high traffic lock L (e.g. System R code followed the following rules: Never lock wait while a high traffic lock is held.

Traffic 75

Traffic Latency Programming Scalability 75

The Polyglot Developer

NOVEMBER 2, 2015

As many of you know, I’m using Digital Ocean to host this WordPress blog because it gives me the performance I need for the amount of traffic I receive. In case anyone wants to follow in my footsteps, I’m going to walk you through getting WordPress up and running on a Digital Ocean Virtual Private Server (VPS) Droplet.

Traffic 52

Traffic Virtualization Operating System Servers 52

Scalegrid

FEBRUARY 8, 2024

Handling a storage system spread across multiple physical servers introduces complexities such as unpredictability in behavior, difficulties with testing procedures, and an overall increase in administrative complexity due to the dispersed nature of data.

Storage 130

Storage Systems Big Data Azure 130

Brendan Gregg

DECEMBER 31, 2017

A video of the talk is on youtube : The slides are on slideshare : I love this talk as I get to share more about what the Performance and Operating Systems team at Netflix does, rather than just my work. Virtual Memory. File System. Casey Rosenthal (traffic and chaos) Models of Availability. schedtool –B PID.

Tuning 53

Tuning AWS Best Practices Network 53

Brendan Gregg

DECEMBER 30, 2017

A video of the talk is on youtube : The slides are on slideshare : I love this talk as I get to share more about what the Performance and Operating Systems team at Netflix does, rather than just my work. Virtual Memory. File System. Casey Rosenthal (traffic and chaos) Models of Availability. schedtool –B PID.

Tuning 52

Tuning AWS Best Practices Network 52

Dotcom-Montior

NOVEMBER 27, 2018

Additionally, end users can access your site or applications from anywhere in the world using different browsers, operating systems, and mobile devices, all with varying connection speeds. It helps assess how a site, web application, or API will respond to various traffic, without adding any additional infrastructure.

Performance Testing 40

Performance Testing Strategy Testing Performance 40

Smashing Magazine

OCTOBER 31, 2023

You might think of it like racing a car in virtual reality, where the conditions are decided in advance, rather than racing on a live track where conditions may vary. If throttling is applied at the operating system level , then the metrics match what a real user with those network conditions would experience.

Speed 117

Speed Google Website Metrics 117

Dotcom-Montior

NOVEMBER 24, 2021

This complexity is “hidden” to the end user, like how an API (Application Programming Interface) operates, whether that is an actual user or another computer. These systems can include physical servers, containers, virtual machines, or even a device, or node, that connects and communicates with the network. Heterogeneity.

Systems 74

Systems Monitoring Hardware Network 74

Enprowess

MAY 24, 2022

More incredible Speed with Virtual DOM. Reactjs can help your business in web and mobile application development by bringing fast speed using the virtual DOM. Virtual DOM of React refreshes only parts of the page, so it is faster than the conventional full refresh model. Virtual DOM is an additional feature offered by React.

Mobile 52

Mobile Open Source Virtualization Speed 52

Apica

OCTOBER 29, 2019

Support a wide variety of devices and application types –The platform should be optimized to support multiple devices, implementations, and Operating Systems. Security-related load testing –The solution should be able to simulate Distributed Denial of Service (DDoS) attacks based on both volume and malware traffic patterns.

Performance Testing 40

Performance Testing Testing Performance Software 40

Apica

NOVEMBER 15, 2019

To keep up with the testing demand there are a number of feature requirements needed in order to be called a modern performance testing platform: Mega-scale load testing — load testing should scale up to millions of users within seconds to emulate the speed and scale of virtually any high-profile event worldwide.

Performance Testing 40

Performance Testing Testing Performance Games 40

Adrian Cockcroft

APRIL 5, 2023

Energy data at the entire machine or raw cloud instance level needs to be apportioned to virtual machines or cloud instances which run an operating system, and to pods, containers and processes running applications and background activities that consume CPU, memory and I/O resources.

Energy 52

Energy Metrics Cloud Operating System 52

Percona

APRIL 17, 2023

In this blog post, we will discuss the best practices on the MongoDB ecosystem applied at the Operating System (OS) and MongoDB levels. Operating System (OS) settings Swappiness Swappiness is a Linux kernel setting that influences the behavior of the Virtual Memory manager when it needs to allocate a swap, ranging from 0-100.

Best Practices 52

Best Practices Design Tuning Database 52

O'Reilly

DECEMBER 2, 2019

I don’t need more bandwidth for video conferences or movies, but I would like to be able to download operating system updates and other large items in seconds rather than minutes. But that’s also a problem that 5G vendors could solve; virtual LANs ( VLANs ) are hardly a new concept.

Wireless 54

Wireless Serverless IoT Artificial Intelligence 54

Testsigma

SEPTEMBER 4, 2021

Obviously, the application will see a huge spike in traffic and testers would have already made the application scale-proof. You can also simulate thousands of virtual users to determine the performance of your application and how it will behave under load. Automation testing on the cloud makes scalability testing an easier part.

Cloud 52

Cloud Testing Infrastructure Testing Tools 52

SQL Server According to Bob

DECEMBER 18, 2018

kernel additions to the Linux XFS file system can send the Fua bit along with the write request so “forced flush” behavior is not needed and the performance of writes is significantly improved. Testing shows that by using the Fua bit with the data, write request can reduce the I/O traffic by ~50% for a SQL Server, write-intensive workload.

Servers 90

Servers Media Cache Storage 90