Dynatrace

OCTOBER 26, 2020

Christian Inzko , Performance Engineer out of our Klagenfurt Lab, is running a lot of performance tests to validate performance and scalability of our Dynatrace clusters. For some of these tests, he’s using the open source tool Apache JMeter. All your JMeter results in Dynatrace for better performance engineering.

Innovation 234

Innovation Metrics Hardware Open Source 234

Dynatrace

JUNE 10, 2024

Finally, just 50% are confident their applications have been tested for vulnerabilities before going into production. Finally, observability helps organizations understand the connections between disparate software, hardware, and infrastructure resources.

Analytics 264

Analytics Network Open Source Hardware 264

Speed Curve

JANUARY 27, 2025

How does this affect your page speed, your Core Web Vitals, your search rank, your business, and most important – your users? For almost fifteen years, I've been writing about page bloat, its impact on site speed, and ultimately how it affects your users and your business. Keep scrolling for the latest trends and analysis.

Mobile 97

Mobile Best Practices Google Metrics 97

Speed Curve

FEBRUARY 10, 2025

Have you ever looked at the page speed metrics – such as Start Render and Largest Contentful Paint – for your site in both your synthetic and real user monitoring tools and wondered "Why are these numbers so different?" End-user connection speed If you live in an urban centre, you may enjoy connection speeds of 150 Mbps or more.

Hardware 52

Hardware Internet Internet Speed 52

Brendan Gregg

SEPTEMBER 25, 2021

As a Xen guest, this profile was gathered using perf(1) and the kernel's software cpu-clock soft interrupts, not the hardware NMI. Measuring the speed of time Is there already a microbenchmark for os::javaTimeMillis()? This will slow this test a little.) Theory (A) is most likely based on the frame widths in the flame graph.

Speed 103

Speed Java AWS Virtualization 103

Dynatrace

DECEMBER 16, 2021

Service-level objectives (SLOs) are a great tool to align business goals with the technical goals that drive DevOps (Speed of Delivery) and Site Reliability Engineering (SRE) (Ensuring Production Resiliency). Dynatrace Synthetic allows us to test API endpoints as well as full end-user browser click paths. Dynatrace news.

DevOps 246

DevOps Social Media Mobile Metrics 246

DZone

FEBRUARY 27, 2021

Considering all aspects and needs of current enterprise development, it is C++ and Java which outscore the other in terms of speed. According to other comparisons [Google for 'Performance of Programming Languages'] spread over the net, they clearly outshine others in all speed benchmarks. But you can not buy Bytelandian coins.

Java 214

Java C++ Benchmarking Programming 214

The Netflix TechBlog

APRIL 17, 2019

264/AVC, currently, the most ubiquitous video compression standard supported by modern devices, often in hardware. The encoder can typically be improved years after the standard has been frozen including varying speed and quality trade-offs. The encoder speed helps innovation, as it is faster to run experiments.

Open Source 167

Open Source Scalability Speed Efficiency 167

MachMetrics

JANUARY 23, 2020

You run a speed test on a website, and the results don’t match what you personally experience. Perhaps you feel like your site loads fairly quickly, but the speed test results are sub-optimal. It’s one of the most common (and frustrating) scenarios in web performance testing.

Speed 62

Speed Testing Website Cache 62

Testlodge

NOVEMBER 12, 2021

Various testing activities take place throughout the software development lifecycle, including compatibility testing, which is a non-functional testing technique. Results may vary because of factors like resolution, internet speed, and different OS versions. Why Perform Compatibility Testing?

Testing 78

Testing Hardware Operating System Mobile 78

Dynatrace

NOVEMBER 15, 2021

Logs can include data about user inputs, system processes, and hardware states. Whether a situation arises during development, testing, deployment, or in production, it’s important to work with a solution that can detect conditions in real-time so teams can troubleshoot issues before they slow down development or impact customers.

Analytics 264

Analytics Monitoring DevOps Artificial Intelligence 264

Testsigma

APRIL 4, 2022

A common theme among most software testing organizations is their escalating interest in Test Automation. While test automation has grown in popularity, there are still many myths and biases surrounding it. Such myths can unknowingly create a self-limiting boundary and negatively impact the possibilities of test automation.

Testing 95

Testing Open Source IoT Programming 95

Testsigma

APRIL 13, 2021

So how do the testing community ensure that this love for iPhone and iOS apps grows manifolds with time? With quality testing and automation, we can ensure the iPhone provides the best experience to its loyal users. In this article, we will be looking at mobile testing for iOS. Unit Testing.

Testing 84

Testing Hardware Mobile Testing Tools 84

All Things Distributed

MARCH 19, 2018

Amazon SageMaker training supports powerful container management mechanisms that include spinning up large numbers of containers on different hardware with fast networking and access to the underlying hardware, such as GPUs. The goal is to find the best configuration, usually the one corresponding to the best test accuracy.

Scalability 129

Scalability Hardware AWS Tuning 129

Brendan Gregg

NOVEMBER 29, 2017

Hardware virtualization for cloud computing has come a long way, improving performance using technologies such as VT-x, SR-IOV, VT-d, NVMe, and APICv. The latest AWS hypervisor, Nitro, uses everything to provide a new hardware-assisted hypervisor that is easy to use and has near bare-metal performance. I'd expect between 0.1%

Virtualization 110

Virtualization AWS Hardware Storage 110

Percona

MARCH 23, 2023

Hardware Memory The amount of RAM to be provisioned for database servers can vary greatly depending on the size of the database and the specific requirements of the company. The optimal value can be decided after testing multiple settings, starting from eight is a good choice. have been released since then with some major changes.

Performance 144

Performance Hardware Tuning Storage 144

Testsigma

FEBRUARY 3, 2021

Mobiles have different models, screen resolutions, operating systems, network types, hardware configurations, etc. Also, how to test the hardware of the mobile phone itself, is it supporting all the software as it should? To answer all these questions we need exhaustive mobile testing in place. Functional Testing.

Mobile 82

Mobile Testing Hardware C++ 82

O'Reilly

AUGUST 4, 2022

Gato was intended to “test the hypothesis that training an agent which is generally capable on a large number of tasks is possible; and that this general agent can be adapted with little extra data to succeed at an even larger number of tasks.” We typically underappreciate how complex such systems are.

Games 136

Games Social Media Hardware Architecture 136

The Morning Paper

NOVEMBER 3, 2019

For the rest of us, if you really need that extra performance (maybe what you get out-of-the-box or with minimal tuning is good enough for your use case) then you can upgrade hardware and/or pay for a commercial license of a tuned distributed (RHEL). This causes average slowdowns of 66% across the select , poll , and epoll tests.

Performance 108

Performance Benchmarking Tuning Hardware 108

Percona

AUGUST 30, 2023

In general terms, here are potential trouble spots: Hardware failure: Manufacturing defects, wear and tear, physical damage, and other factors can cause hardware to fail. heat) can damage hardware components and prompt data loss. Human mistakes: Incorrect configuration is an all-too-common cause of hardware and software failure.

Database 107

Database Hardware Open Source Strategy 107

Dynatrace

OCTOBER 22, 2019

Such behavior not only limits speed but also your ability to increase throughput by adding resources. Ultimately, it leads to a state where your system won’t be able to process more data even if you add more hardware. Based on this, you can go back and test different ways to write this code.

Java 145

Java Scalability Hardware Code 145

Testsigma

MAY 3, 2021

What could be the best choice to cut down the costs and gain speed to move the pipeline faster than test automation? From operating systems to versions to hardware specs, mobile devices stand unique even after being billions in number. Test automation in conventional software is straightforward. Actually, only partially.

Mobile 77

Mobile Testing Operating System Hardware 77

Smashing Magazine

OCTOBER 27, 2021

The eye-tracking methodology can be extremely valuable for usability tests since it records the journey without interfering with the users’ natural behavior. Imagine, for example, that you test a prototype but discover that users are not interacting with the interface how they are supposed to. Mariana Macedo. 2021-10-27T10:00:00+00:00.

Mobile 128

Mobile Website Hardware Social Media 128

KeyCDN

JULY 11, 2019

This is crucial due to mobile devices requiring additional optimizations because they typically have less powerful hardware and a slower network connection when compared to desktop devices. For example, while the average mobile download speed on 4G in Switzerland is fast at 35.2 Mbps ( Opensignal ). Mbps ( Opensignal ).

Speed 52

Speed Website Mobile Latency 52

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. The authors tested a mobile UHD panoramic video telephony app.

Energy 130

Energy Latency Performance Network 130

Brendan Gregg

SEPTEMBER 25, 2021

As a Xen guest, this profile was gathered using perf(1) and the kernel's software cpu-clock soft interrupts, not the hardware NMI. Measuring the speed of time Is there already a microbenchmark for os::javaTimeMillis()? This will slow this test a little.) Theory (A) is most likely based on the frame widths in the flame graph.

Speed 52

Speed Java AWS Virtualization 52

Speed Curve

MARCH 7, 2022

You can see this by looking at the synthetic test result for Sears.com (again, available via our Industry Benchmarks ). In this recent test run from our Industry Page Speed Benchmarks , you can see that the Amazon home page ranks fastest in terms of Start Render. Don't assume hardware and networks will mitigate page bloat.

Mobile 145

Mobile Google Benchmarking Metrics 145

Percona

JUNE 22, 2023

Query performance Query performance is a key performance indicator (KPI) in MySQL, as it measures the efficiency and speed of query execution. You should not only monitor the backup mount for disk space and backup log but also regularly test the restores and log to match RPO and RTO objectives.

Performance 136

Performance Monitoring Traffic Database 136

Testsigma

JULY 25, 2020

Continuous Testing is the testing strategy to fast-track the testing required for achieving rapid software development using Agile and DevOps methodologies. What is Continuous Testing? Continuous Testing is the process of testing at all stages of software development – one after the other – without any human intervention.

Testing 55

Testing DevOps Performance Testing Infrastructure 55

Scalegrid

FEBRUARY 1, 2024

However, data loss is always possible due to hardware malfunction, software defects, or other unforeseen circumstances, just like with any computer system. Having MySQL backups for your database can speed up and simplify the recovery process. This ensures that the backup image is not corrupted and is restorable.

Best Practices 130

Best Practices Storage Strategy Database 130

Testsigma

SEPTEMBER 9, 2021

Cloud testing, in simple terms, means testing software applications using the resources provided by the cloud. Resources can be any element i.e., hardware, software, or infrastructure which are necessary to carry out tests. Cloud testing helps an organization gain competitiveness by reducing the cost of testing.

Cloud 59

Cloud Testing Mobile Scalability 59

CSS - Tricks

JULY 25, 2019

In this article, we uncover how PageSpeed calculates it’s critical speed score. It’s no secret that speed has become a crucial factor in increasing revenue and lowering abandonment rates. Now that Google uses page speed as a ranking factor, many organizations have become laser-focused on performance. Speed Index.

Google 73

Google Engineering Speed Mobile 73

Speed Curve

FEBRUARY 24, 2025

This month, we've made some updates to our synthetic testing agents. Synthetic updates are known to cause baseline changes due to hardware changes, browser optimization or in the case of Lighthouse, changes to the methodology. In addition to upgrading the underlying operating system, we've added support for: Lighthouse 12.3.0

Testing 52

Testing Metrics Operating System Hardware 52

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. On-premise testing comes with a lot of responsibility.

Cloud 57

Cloud Testing Storage DevOps 57

O'Reilly

NOVEMBER 28, 2023

Unexpected outcomes, security, safety, fairness and bias, and privacy are the biggest risks for which adopters are testing. That pricing won’t be sustainable, particularly as hardware shortages drive up the cost of building infrastructure. Any attempt at automating customer service needs to be very carefully tested and debugged.

Open Source 137

Open Source Google Artificial Intelligence Infrastructure 137

The Morning Paper

JANUARY 30, 2020

These use their regression models to estimate processing time (which will depend on the hardware available, current load, etc.). For these results, upload and download speed for mobile client to edge was set at 10 Mbs and 36 Mbps respectively, and for edge-to-edge and edge-to-cloud 42 Mbps and 118 Mbps respectively.

Mobile 104

Mobile Cloud Latency Games 104

KeyCDN

AUGUST 15, 2019

Web performance is a broad subject, and you’ll find no shortage of performance testing tips and tutorials all over the web. What is Performance Testing? In the context of web development, performance testing entails using software tools to simulate how an application runs under specific circumstances.

Testing Tools 55

Testing Tools Best Practices Performance Testing Testing 55