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. What is a message queue?

Monitoring 196

Monitoring Serverless Programming Speed 196

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. What is a message queue?

Monitoring 195

Monitoring Serverless Programming Speed 195

Dynatrace

SEPTEMBER 23, 2021

To function effectively, containers need to be able to communicate with each other and with network services. However, to be secure, containers must be properly isolated from each other and from the host system itself. Network scanners that see systems from the “outside” perspective. Network scanners.

Open Source 247

Open Source Benchmarking Best Practices Network 247

Scalegrid

DECEMBER 21, 2023

Buckle up as we delve into the world of Redis® monitoring, exploring the most important Redis® metrics, discussing essential tools, and even peering into the future of Redis® performance management. Key Takeaways Redis® monitoring is essential for safeguarding performance, reliability, and security.

Strategy 130

Strategy Monitoring Latency DevOps 130

Dynatrace

MAY 6, 2021

Improved performance of Licensing and Environments overview page for clusters running dozens of environments. To better present default values, we changed the position of session replay permissions in group details page. . Operating systems support. Future Dynatrace Managed operating systems support changes.

Operating System 227

Operating System AWS Metrics Storage 227

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 174

Cloud Open Source Architecture Monitoring 174

Adrian Cockcroft

JANUARY 17, 2022

For example AWS launched an instance type with 800 Gbits/s of network bandwith in 2021. We presented the sustainability story including a deep dive into WAS at reInvent as ARC325 Architecting for Sustainability. link] For 2022 my focus is on sustainability, and I’m planning to present at events?—?primarily primarily virtual?—?and

Serverless 98

Serverless Hardware AWS Architecture 98

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. Web developers or administrators did not have to worry or even consider the complexity of distributed systems of today. Great, your system was ready to be deployed. Do you have a database?

Systems 74

Systems Monitoring Hardware Network 74

Dynatrace

MAY 31, 2021

Although Kubernetes simplifies application development while increasing resource utilization, it is a complex system that presents its own challenges. What challenges does it present, and how can you overcome them? Who manages the networking aspects? How do you make this system resilient and fault-tolerant?

Virtualization 132

Virtualization DevOps Infrastructure Cloud 132

Smashing Magazine

FEBRUARY 5, 2019

iOS Performance Tricks To Make Your App Feel More Performant. iOS Performance Tricks To Make Your App Feel More Performant. Although modern iOS hardware is powerful enough to handle many intensive and complex tasks, the device could still feel unresponsive if you are not careful about how your app performs.

Performance 75

Performance Energy Operating System Code 75

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 137

Engineering Serverless Lambda AWS 137

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

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

Brendan Gregg

DECEMBER 31, 2017

My last talk for 2017 was at AWS re:Invent, on "How Netflix Tunes EC2 Instances for Performance," an updated version of my [2014] talk. 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.

Tuning 61

Tuning AWS Best Practices Network 61

Adrian Cockcroft

APRIL 5, 2023

This would open up opportunities to leverage existing performance monitoring tools and dashboards, extend optimization tools like autoscalers and schedulers, and to build new kinds of carbon analysis and optimization tools and services. I published a paper and presentation in 2006 that discusses the complexities of measuring CPU utilization.

Energy 52

Energy Metrics Cloud Operating System 52

Testsigma

FEBRUARY 6, 2021

Variations while performing Mobile Application Testing. Operating Systems and versions: Different Operating Systems are running on different devices and we need to ensure good quality of the mobile application on all of them. Networks: We have accessibility to different speeds of mobile networks on devices.

Mobile 52

Mobile Testing Games Operating System 52

Percona

AUGUST 30, 2023

Without data backup mechanisms, there can be data loss or system downtime. Even worse, entire operating systems can crash, also resulting in data loss. Oracle Recovery Manager (RMAN): This enables users of Oracle databases to perform full, incremental, and differential backups. Similarly, accidental deletion is a culprit.

Database 90

Database Hardware Open Source Strategy 90

Brendan Gregg

DECEMBER 30, 2017

My last talk for 2017 was at AWS re:Invent, on "How Netflix Tunes EC2 Instances for Performance," an updated version of my [2014] talk. 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.

Tuning 52

Tuning AWS Best Practices Network 52

Testsigma

JANUARY 18, 2021

Web Developers frequently come across issues where the developed website or web application does not work as expected on certain combinations of browsers and operating systems. As a developer, one of the key focus areas is ensuring a uniform user experience across different browsers, operating systems, and devices.

Testing 55

Testing Operating System Website Internet 55

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. Note that the intent of tuning the settings is not exclusively about improving performance but also enhancing the high availability and resilience of the MongoDB database.

Best Practices 52

Best Practices Design Tuning Database 52

Smashing Magazine

JANUARY 7, 2019

Front-End Performance Checklist 2019 [PDF, Apple Pages, MS Word]. Front-End Performance Checklist 2019 [PDF, Apple Pages, MS Word]. Web performance is a tricky beast, isn’t it? How do we actually know where we stand in terms of performance, and what our performance bottlenecks exactly are? Vitaly Friedman.

Performance 103

Performance Cache Metrics Network 103

Testsigma

NOVEMBER 11, 2020

Network Disconnections. Network disconnection is a common automation challenge that a QA team faces wherein they find it hard to access databases, VPN, third party services, APIs, specific testing environments, etc. due to unstable network connections. It is not possible to find most of the code smell by manual reviewing.

Testing 85

Testing Mobile Network Analytics 85

Testsigma

FEBRUARY 3, 2021

Mobiles have different models, screen resolutions, operating systems, network types, hardware configurations, etc. Functional testing for mobile applications can be performed by-. End-to-End testing – Testing of the whole system together is performed using end-to-end testing. Reference: [link].

Mobile 82

Mobile Testing Hardware C++ 82

Adrian Cockcroft

JANUARY 20, 2023

on Myths and Legends of High Performance Computing  — it’s a somewhat light-hearted look at some of the same issues by the leader of the team that built the Fugaku system I mention below. In comparison, for Linpack Frontier operates at 68% of peak capacity. In early January a related paper was published by Satoshi Matsuoka et.

Architecture 52

Architecture Latency Benchmarking AWS 52

The Morning Paper

MAY 12, 2019

Microservices fundamentally change a lot of assumptions current cloud systems are designed with, and present both opportunities and challenges when optimizing for quality of service (QoS) and utilization. In this paper we explore the implications microservices have across the cloud system stack. improving by 43% and up to 2.2x.

Open Source 61

Open Source Hardware Benchmarking Systems 61

The Morning Paper

DECEMBER 8, 2019

At the start of November I was privileged to attend HPTS (the High Performance Transaction Systems) conference in Asilomar. On the last morning of the conference Daniel Bittman presented some of the work being done in the context of the Twizzler OS project to explore new programming models for NVM. Early performance results.

Hardware 56

Hardware Programming Media Storage 56

Adrian Cockcroft

NOVEMBER 18, 2019

AWS Developer Relations on how the shift from Robot Operating System (ROS) 1 to ROS 2 will change the landscape for all robot lovers. OPN303 BPF performance analysis (repeats) Learn how Netflix uses eBPF to create powerful performance analysis tools.

Open Source 40

Open Source AWS Lambda Serverless 40

Adrian Cockcroft

NOVEMBER 18, 2019

AWS Developer Relations on how the shift from Robot Operating System (ROS) 1 to ROS 2 will change the landscape for all robot lovers. OPN303 BPF performance analysis (repeats) Learn how Netflix uses eBPF to create powerful performance analysis tools.

Open Source 40

Open Source AWS Lambda Serverless 40

Testsigma

SEPTEMBER 28, 2021

But I hope till the end of this post, some solid arguments have been made – the evidence presented and witnesses quoted – that can help you understand it better. I don’t want to leave clients on slower networks. If any of them works on a slower network while yours doesn’t, you lose a potential customer there.

Testing Tools 52

Testing Tools Mobile Testing Artificial Intelligence 52

O'Reilly Software

APRIL 4, 2018

Fast forward to the present day and we find ourselves in a world where the number of connected devices is constantly increasing. As Tyler Akiadu, from Google, explained in his Strata NY 2017 presentation, “ Foundations of streaming SQL ”: “Streams are the in-motion form of data, both bounded and unbounded.”

Architecture 80

Architecture Scalability Google Operating System 80

Adrian Cockcroft

JUNE 21, 2022

The early days at Sun Cambridge were special, I absorbed a lot about networking and the technical side of the role from my fellow systems engineer Martin Baines, and we were driving all over the region in cool company cars (I had a Citroen BX 16V) selling a really hot product.

Tuning 52

Tuning Benchmarking Engineering C++ 52

Alex Russell

JUNE 22, 2022

As we will see, both the present and future of browser engine choice are squarely within Cupertino's control. Past swings away from OS default browsers have hinged on the superior features , better performance , improved security , and adequate site compatibility that come from switching. What are those mechanisms? Cui bono? —

Engineering 110

Engineering Traffic Government Google 110

Testsigma

FEBRUARY 12, 2021

Presently we know it is far from easy to forecast the future – all of us have discovered this in 2020 through major ups and downs. The latest trend in hyperautomation – Gartner projects that by the year 2023, 25% of tasks by the organisations will be able to perform autonomously and hence reducing the cost.

Artificial Intelligence 92

Artificial Intelligence Software Software IoT 92

Testsigma

MAY 19, 2021

Infrastructure as a Service is the term used for those cloud-based solutions that provide complete infrastructure to the users including all the overheads, hardware, and networking facilities. As a user, you just need to pay for the services, install low-level requirements and set up the networking. Source: Twitter. Conclusion.

DevOps 59

DevOps Cloud Artificial Intelligence Infrastructure 59

Alex Russell

FEBRUARY 6, 2022

Developers would need to submit a separate, country-specific version of their app, only available from the Dutch version of the App Store, and present users with pejorative messaging. Browser competition (enabled by meaningful choice ) has consistently delivered safety and control to users far ahead of operating systems.

Google 55

Google Mobile Strategy Games 55

Alex Russell

AUGUST 30, 2021

Does Apple restrict, in any way, the ability of competing web browsers to deploy their own web browsing engines when running on Apple's operating system? This presents an acute danger to users, considering the vast amount of private and sensitive data that is typically accessed on a mobile device. If no, please explain why not.

Engineering 98

Engineering Open Source Website Operating System 98

Adrian Cockcroft

NOVEMBER 11, 2019

Consider how controls could degrade over time, including change management, performance audits and how incident reviews could surface anomalies and problems with the system design. There is no need to retry and no extra time taken when a failure is present. that are used across multiple applications.

Latency 52

Latency Engineering Systems Hardware 52