DZone

JANUARY 16, 2021

CPU consumption in Unix/Linux operating systems is broken down into 8 different metrics: User CPU time , System CPU time , nice CPU time , Idle CPU time , Waiting CPU time , Hardware Interrupt CPU time , Software Interrupt CPU time , and Stolen CPU time. In this article, let us study ‘waiting CPU time’.

Operating System 124

Operating System Hardware Network Metrics 124

DZone

FEBRUARY 21, 2021

CPU consumption in Unix/Linux operating systems are studied using 8 different metrics: User CPU time , System CPU time , nice CPU time , Idle CPU time , Waiting CPU time , Hardware Interrupt CPU time , Software Interrupt CPU time , and Stolen CPU time. In this article, let's study ‘nice CPU time’. What Is ‘nice’ CPU Time?

Operating System 133

Operating System Hardware Metrics Systems 133

Scalegrid

JANUARY 25, 2024

Redis® is an in-memory database that provides blazingly fast performance. This makes it a compelling alternative to disk-based databases when performance is a concern. You might already use ScaleGrid hosting for Redis hosting to power your performance-sensitive applications.

Metrics 130

Metrics Monitoring Latency Cache 130

Percona

MAY 1, 2023

It is primarily the responsibility of the database administrator or developer to tune PostgreSQL according to their system’s workload. What is PostgreSQL performance tuning? Hardware optimization : You need to ensure that the CPU, memory, and storage components meet the performance requirements of the database workload.

Tuning 52

Tuning Efficiency Database Performance 52

Brendan Gregg

MAY 1, 2022

I'm thrilled to be joining Intel to work on the performance of everything, apps to metal, with a focus on cloud computing. My dream is to turn computer performance analysis into a science, one where we can completely understand the performance of everything: of applications, libraries, kernels, hypervisors, firmware, and hardware.

Wireless 145

Wireless Hardware Open Source AWS 145

Dynatrace

AUGUST 5, 2022

A message queue is a form of middleware used in software development to enable communications between services, programs, and dissimilar components, such as operating systems and communication protocols. A message queue enables the smooth flow of information to make complex systems work. Two styles of message queuing.

Monitoring 199

Monitoring Serverless Programming Speed 199

Dynatrace

AUGUST 5, 2022

A message queue is a form of middleware used in software development to enable communications between services, programs, and dissimilar components, such as operating systems and communication protocols. A message queue enables the smooth flow of information to make complex systems work. Two styles of message queuing.

Monitoring 199

Monitoring Serverless Programming Speed 199

Dynatrace

SEPTEMBER 22, 2021

Whether it’s your TV, audio system, digital home assistant, or refrigerator chances are those devices run an operating system such as Android allowing you access to the device’s features through apps. Crashes sometimes happen because of a specific combination of hardware, software and the environment (e.g.,

Mobile 192

Mobile Media Hardware Network 192

Testlodge

APRIL 14, 2021

A software tester’s work life includes making sure that systems that have been designed to achieve specific results behave exactly as they should. These systems are a combination of different hardware and software which have been configured to perform the desired task. What is Configuration Testing? An Example.

Testing 89

Testing Hardware Virtualization Operating System 89

HammerDB

APRIL 19, 2023

Predicting application performance is a difficult art, but an important one when choosing the target deployment environment. In this blog, we aim to call out some key considerations when trying to assess MySQL performance for your application. This allows us to know our operating environment and its capability.

Performance 54

Performance Benchmarking Cache Storage 54

Dynatrace

APRIL 5, 2021

AWS Lambda enables organizations to access many types of functions from AWS’ cloud-based services, such as: Data processing, to execute code based on triggers, system states, or user actions. Real-time stream processing to perform live activity tracking, data cleansing, metrics generation, and more. Data entering a stream.

Lambda 180

Lambda AWS Serverless Hardware 180

Testlodge

NOVEMBER 12, 2021

Software testers explore the effectiveness of processes that should lead to quality software products to make sure they perform the purpose for which they have been designed. Compatibility testing should be performed under all possible scenarios to prevent bug spillover in the production environment. Why Perform Compatibility Testing?

Testing 78

Testing Hardware Operating System Mobile 78

DZone

DECEMBER 3, 2019

Telegraf is an agent that runs on your operating system of choice, schedules gathering metrics and events from various sources and then sends them to one or more sinks, such as InfluxDB or Kafka. It can also retrieve information about hardware and software from the OS. Learn how to use Telegraf on Windows.

Hardware 147

Hardware Operating System Metrics Cloud 147

Adrian Cockcroft

JANUARY 17, 2022

There were five trends and topics for 2021, Serverless First, Chaos Engineering, Wardley Mapping, Huge Hardware, Sustainability. The need for systems to be resilient is still increasing, and chaos engineering tools and techniques are developing as a key way to validate that resilience is working as designed.

Serverless 98

Serverless Hardware AWS Architecture 98

The Netflix TechBlog

JUNE 4, 2019

However, the key insight here is that these caches are partially shared among the CPUs, which means that perfect performance isolation of co-hosted containers is not possible. Traditionally it has been the responsibility of the operating system’s task scheduler to mitigate this performance isolation problem.

Cache 251

Cache Latency Airlines Logistics 251

Dynatrace

NOVEMBER 29, 2022

As a result, IT teams can automate and manage processes across on-premises and cloud-based systems, or between multiple cloud services to prevent vendor lock-in. With the proliferation of infrastructure-as-code tools, operations teams can: Deploy, configure, or tear down workloads into an instance in real-time. Register now!

Infrastructure 172

Infrastructure Code Cloud DevOps 172

Testsigma

APRIL 13, 2021

Interestingly, Xcode provides a testing framework called XCTest to write unit tests, performance tests, and UI tests. Unlike unit tests which are tested in isolation, UI testing is performed on the integration of the multiple classes. We can use these documented statistics to improve the testing and application performance.

Testing 84

Testing Hardware Mobile Testing Tools 84

Scalegrid

FEBRUARY 8, 2024

A distributed storage system is foundational in today’s data-driven landscape, ensuring data spread over multiple servers is reliable, accessible, and manageable. This guide delves into how these systems work, the challenges they solve, and their essential role in businesses and technology.

Storage 130

Storage Systems Big Data Azure 130

Dynatrace

JUNE 15, 2023

If your application runs on servers you manage, either on-premises or on a private cloud, you’re responsible for securing the application as well as the operating system, network infrastructure, and physical hardware. What are some key characteristics of securing cloud applications?

Cloud 177

Cloud Open Source Architecture Monitoring 177

Dotcom-Montior

JUNE 15, 2020

The limited number access points, compounded with the fact that traffic is controlled by the Ministry of Industry and Information Technology, creates performance bottlenecks for all users in China when trying to access websites from inside and outside of the country. Operating System Updates and Security Patches.

Monitoring 52

Monitoring Performance Artificial Intelligence Internet 52

ACM Sigarch

OCTOBER 25, 2019

When it comes to hardware support to mitigate software security issues, there is a significant gap between what is available in products today and known solutions. Attestation—Providing systems the means to attest or verify the integrity of their components. A History of Architecture Support for Security.

Hardware 98

Hardware Virtualization Architecture Games 98

Brendan Gregg

MAY 1, 2022

I'm thrilled to be joining Intel to work on the performance of everything, apps to metal, with a focus on cloud computing. My dream is to turn computer performance analysis into a science, one where we can completely understand the performance of everything: of applications, libraries, kernels, hypervisors, firmware, and hardware.

Wireless 52

Wireless Hardware Open Source Cloud 52

Adrian Cockcroft

FEBRUARY 9, 2023

The layers of platforms start at the bottom with hardware choices such as which CPU architectures and vendors you want to use. The next layer is operating system platforms, what flavor of Linux, what version of Windows etc. The third principle is that the interface to a platform should be driven by the users of the platform.

Engineering 137

Engineering Serverless Lambda AWS 137

Dotcom-Montior

NOVEMBER 27, 2018

Your customers demand optimal performance, whether they’re the only user or one of a thousand. 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. Identifying performance bottlenecks.

Performance Testing 40

Performance Testing Strategy Testing Performance 40

The Morning Paper

MAY 27, 2019

Last week we saw the benefits of rethinking memory and pointer models at the hardware level when it came to object storage and compression ( Zippads ). The protections are hardware implemented and cannot be forged in software. That ‘reasonable’ performance cost is a 6.8% ASPLOS’19. We answer this question affirmatively.

C++ 61

C++ Hardware Virtualization Benchmarking 61

Testsigma

JULY 3, 2021

If you’ve been performing on-premise testing in your organization, you know the rules already. But for the uninitiated, on-premise testing is a form of testing where testers perform tests on local machines, systems, or devices set up at an office. As the name suggests, it happens on-premise. to meet those requirements.

Cloud 57

Cloud Testing Storage DevOps 57

Percona

MARCH 23, 2023

This blog is in reference to our previous ones for ‘Innodb Performance Optimizations Basics’ 2007 and 2013. Although there have been many blogs about adjusting MySQL variables for better performance since then, I think this topic deserves a blog update since the last update was a decade ago, and MySQL 5.7

Performance 127

Performance Hardware Tuning Storage 127

Testsigma

DECEMBER 28, 2019

During the entire SDLC phase, there are various kinds of testing performed at different stages. The testing phase starts with unit testing followed by integration testing, system testing, system integration testing, acceptance testing, and regression testing. Regression testing is never performed on a new module.

Testing 53

Testing Hardware Testing Tools Strategy 53

Smashing Magazine

JANUARY 15, 2019

How Improving Website Performance Can Help Save The Planet. How Improving Website Performance Can Help Save The Planet. Perhaps the biggest win when it comes to making websites more sustainable is that performance, user experience and sustainability are all neatly intertwined. Jack Lenox. 2019-01-15T13:30:32+01:00.

Website Performance 73

Website Performance Website Energy Performance 73

Percona

JUNE 20, 2023

In order to perform the actual translation of a logical address to the physical address, MMU needs to perform memory mapping operations, which can be accomplished by another structure called a page table. Having said that, it frequently revisits database systems due to a variety of reasons.

Programming 86

Programming C++ Database Virtualization 86

Adrian Cockcroft

JUNE 21, 2022

Photo by Adrian I spent six years at Cambridge Consultants, building some interesting systems, managing our Sun workstations and learning a lot, but by then Sun had opened a sales office across the street, and I wanted to find out what they were going to release next, before everyone else.

Tuning 52

Tuning Benchmarking Engineering C++ 52

The Morning Paper

MAY 23, 2019

Today’s paper introduces Zippads , which compared to a state of the art compressed memory hierarchy is able to achieve a 1.63x higher compression ratio and improve performance by 17%. … to realize these insights, hardware needs to access data at object granularity and must have control over pointers between objects. Implications.

Cache 61

Cache Benchmarking Hardware Java 61

The Agile Manager

SEPTEMBER 30, 2020

IBM had launched the trademarked Personal Computer in 1981 using an open architecture of widely available components from 3rd party sources such as Intel and the fledgling Disk Operating System from an unknown firm in Seattle called Microsoft. In 1987, IBM introduced a new product, the Personal System/2.

Hardware 52

Hardware Social Media Media Strategy 52

Smashing Magazine

NOVEMBER 16, 2021

Conventional computers now sport touchscreens and otherwise blur the lines between device types – and between mobile and desktop operating systems. Touch Design for Mobile Interfaces presents and shares real information on hardware, people, interactions, and environments. menus, lists, floating bars, tabs). Technical Details.

Mobile 87

Mobile Design Best Practices Website 87

KeyCDN

JANUARY 23, 2020

These acronyms, which stand for real user monitoring and application performance monitoring, are software monitoring processes essential to measuring and evaluating applications in many different areas. RUM gathers data from real life users to analyze application performance. What is application performance monitoring (APM)?

Strategy 72

Strategy Metrics Monitoring Servers 72

Testsigma

SEPTEMBER 9, 2021

Resources can be any element i.e., hardware, software, or infrastructure which are necessary to carry out tests. Thus, the complexity of UI interactions is minimized and actions are performed quickly. Cloud testing, in simple terms, means testing software applications using the resources provided by the cloud.

Cloud 59

Cloud Testing Mobile Scalability 59

Dynatrace

NOVEMBER 22, 2022

The nirvana state of system uptime at peak loads is known as “five-nines availability.” In its pursuit, IT teams hover over system performance dashboards hoping their preparations will deliver five nines—or even four nines—availability. How can IT teams deliver system availability under peak loads that will satisfy customers?

Infrastructure 182

Infrastructure Availability Systems Retail 182