Dynatrace

MAY 28, 2020

To pass information such as Test Step Name (TSN), Load Test Name (LTN), Load Script Name (LSN), Virtual User Id (VU) and others we can follow the load testing integration best practice as documented in Dynatrace and load testing tools integration. Not only can we create these rules through the UI.

Engineering 270

Engineering Performance Metrics Best Practices 270

Dynatrace

SEPTEMBER 25, 2019

Therefore, it requires multidimensional and multidisciplinary monitoring: Infrastructure health —automatically monitor the compute, storage, and network resources available to the Citrix system to ensure a stable platform. Synthetic monitoring: Citrix login availability and performance. Dynatrace Extension: NetScaler performance.

Latency 164

Latency Performance Virtualization Infrastructure 164

Sutter's Mill

MAY 1, 2023

This update covers Acknowledgments, and highlights of what’s new in the compiler and language since last time, including: simple, mathematically safe, and efficient chained comparisons named break and continue “simple and safe” starts with. In today’s C++, this kind of comparison silently compiles but is a bug.

C++ 97

C++ Virtualization Lambda Code 97

Scalegrid

MAY 11, 2024

However, it is limited by the available free memory amount, and all data is lost when the server stops. However, due to its reliance on the virtual memory subsystem, it is not suitable for larger datasets. It’s worth noting that WiredTiger is not the only storage engine available with MongoDB; it’s simply the new default.

Storage 130

Storage Engineering Cache Database 130

Percona

APRIL 7, 2023

MySQL comes pre-configured to be conservative instead of making the most of the resources available in the server. We have long been surfing the virtualization wave (to keep it broad). MySQL (B) 2517529 2610323 389048 5516900 194140 11523.48 PostgreSQL (A) 2194763 2275999 344528 4815290 169235 14302.94 Why is that?

Tuning 145

Tuning Cache Servers Benchmarking 145

The Netflix TechBlog

JANUARY 24, 2022

Every test runs on a combination of devices (physical and virtual) and platform versions ( SDKs ). While test metrics and metrics collected during real use do not lend themselves to direct comparison, measuring the relative change in metrics in pre-production builds can help us to anticipate regressions in production.

Performance 208

Performance Performance Testing Metrics Testing 208

Percona

MARCH 17, 2023

Percona’s co-Founder Peter Zaitsev wrote a detailed post about migration from Prometheus to VictoriaMetrics , One of the most significant differences in terms of performance of PMM2 comes with the usage for VM, which can also be derived from performance comparison on node_exporter metrics between Prometheus and VictoriaMetrics.

Monitoring 117

Monitoring Scalability Database Cache 117

Smashing Magazine

JULY 16, 2020

Instead, use the measurement tools available to analyze the performance of your React app and get a detailed report of what might be slowing it down. and react-native 0.57+, enhanced profiling capabilities are available in developer mode using React Developer Tools Profiler. Virtualize Long Lists. react-virtualized.

Performance 125

Performance Code Virtualization Processing 125

O'Reilly

MAY 19, 2020

It encompasses private clouds, the IaaS cloud—also host to virtual private clouds (VPC)—and the PaaS and SaaS clouds. A comparison of respondent organization size and share of applications hosted in the cloud. Obviously, no combination of issues or trends can exceed more than 100% of available bandwidth.

Cloud 144

Cloud Serverless AWS DevOps 144

Enprowess

SEPTEMBER 20, 2021

Talent availability. Like React, Vue features two-way binding, uses components and a virtual DOM. It has a vast community that explains online courses, many available tutorials, articles, and three times more questions on Stack overflow. Vue vs React: Talent Availability. In this article, I will compare React.js

Open Source 52

Open Source Mobile Google Scalability 52

Brendan Gregg

SEPTEMBER 25, 2021

CLI tools The Cassandra systems were EC2 virtual machine (Xen) instances. Note that Ubuntu also has a frame to show entry into vDSO (virtual dynamic shared object). As I'm interested in the relative comparison I can just compare the total runtimes (the "real" time) for the same result. How long is each time call? us on Ubuntu.

Speed 103

Speed Java AWS Virtualization 103

KeyCDN

JANUARY 14, 2021

Due to their popularity, a wide array of frontend frameworks are available, and new ones emerge on a regular basis. Due to its popularity, there's a huge amount of free help from peer developers available online. For a comparison between Foundation and Bootstrap, read our complete article, Bootstrap vs Foundation.

Google 135

Google Mobile Website Open Source 135

HammerDB

JUNE 27, 2022

These factors meant that often when looking for database performance information, the results for a particular combination of software and hardware were not available. The workload also outputted the data from the Virtual Users by simulating individual terminals. Supported Databases. Derived Workloads. Cached vs Scaled Workloads.

Benchmarking 63

Benchmarking Open Source C++ Cache 63

CSS - Tricks

DECEMBER 23, 2020

If you don’t use Chrome or Chromium-based browsers, like Microsoft Edge or Brave, you can run Lighthouse through its web interface but it only works with publicly available web pages. Once the CLI has been installed successfully, ru lhci --help to view all the available commands that the tool provides. Install and configure Node.js

Performance 82

Performance Storage Servers Virtualization 82

Sutter's Mill

AUGUST 13, 2023

8:00 – summary slide of features demonstrated at CppCon 2022 – safety for C++; goal of 50x fewer CVEs due to type/bounds/lifetime/init safety – simplicity for C++; goal of 10x less to know 10:00 – 2.

C++ 83

C++ Efficiency Design Virtualization 83

Sutter's Mill

MARCH 11, 2024

The main improvement MSLs give is that a program data race will not corrupt the language’s own virtual machine (whereas in C++ a data race is currently all-bets-are-off undefined behavior). As of C++20, I believe we have achieved the “superset,” notably by standardizing span , string_view , concepts, and bounds-aware ranges.

C++ 143

C++ Programming Code Java 143

Alex Russell

APRIL 29, 2021

This post mines publicly available data on the pace of compatibility fixes and feature additions to assess the claim. The information it captures is, however, available going back somewhat further, providing a fuller picture of the trend lines of engine completeness. Count of APIs available from JavaScript by Web Confluence.

Media 145

Media Games Education Engineering 145

HammerDB

JULY 16, 2021

When a system ‘scales’ it is able to deliver higher levels of performance proportional to the system resources available to it. Then we can run an interactive workload for a single Virtual User as follows for MySQL 8.0.25./hammerdbcli hammerdbcli HammerDB CLI v4.2 hammerdb>Vuser 1:Rampup 1 minutes complete.

Virtualization 58

Virtualization Performance C++ Database 58

Official Blog - World Web Technology

NOVEMBER 24, 2023

Developers and business owners trust variant platforms globally available in the market; however, JavaScript is an exception. Virtual DOM It means Document Object Model. ReactJS utilizes virtual DOM to improve the updating efficiency of actual DOM. It has many open-source libraries available for various purposes.

Development 52

Development Virtualization Open Source Architecture 52

Smashing Magazine

OCTOBER 27, 2021

Eye-tracking provides information on how people navigate on a page and how attracted they are to visual elements on the screen, like in this study conducted by Nielsen Norman Group which shows the pattern that people use to scan comparison tables. The metrics available in eye-tracking can vary from tool to tool.

Mobile 128

Mobile Website Hardware Social Media 128

HammerDB

DECEMBER 9, 2020

NOPM should be considered the primary metric and is the only one that should be used for a cross database comparison. For comparisons with previous releases NOPM can be used unmodified as the primary metric or the TPM value multiplied by 2X to account for the removed commit. From HammerDB v4.0 For this reason from HammerDB v4.0

C++ 52

C++ Benchmarking Metrics Database 52

Smashing Magazine

SEPTEMBER 21, 2021

There are many CLIs available out there. It’s very similar to the virtual desktops many Linux desktop managers have. The only drawback of i3: it’s not available for macOS. In comparison, I used IntelliJ IDEs for years and, when I was opening two of them, my whole system was beginning to slow down. The Linux Shell.

Development 117

Development Energy Programming Systems 117

SQL Performance

AUGUST 27, 2019

For comparison's sake, Lenovo has an earlier submission of an official TPC-E result for a two-socket, Lenovo ThinkSystem SR650 2U server that has a TPC-E Throughput score of 7012.53. Better security , with Secure Memory Encryption and Secure Encrypted Virtualization. In this case, 6,716.88/64 64 equals 104.95 They also have PCIe 4.0

Servers 52

Servers Benchmarking Virtualization Architecture 52

Testsigma

MAY 5, 2021

Plus, it supports responsive and visual comparison testing. Also, we can run tests in parallel across various browsers that are available on the local machines. Plus, it’s a cloud-based testing platform that supports testing on both real devices and virtual devices. Highlights. Picture Credit: MultiBrowser. Highlights.

Testing Tools 74

Testing Tools Testing Internet Internet 74

Percona

DECEMBER 20, 2018

I found the comparison of InnoDB vs. MyISAM quite interesting, and I’ll use it in this post. We’ll note how some of the Linux parameter settings used OS tuning may vary according to different system types: physical, virtual or cloud. It feels a bit like people are telling me “Why do you use InnoDB? A Look at MyRocks Performance.

Database 51

Database Tuning Performance AWS 51

Brendan Gregg

SEPTEMBER 5, 2017

What follows are topics that may be of interest to anyone looking to migrate their systems and skillset: scan these to find topics that interest you. ## ZFS ZFS is available for Linux via the [zfsonlinux] and [OpenZFS] projects, and more recently was included in Canonical's Ubuntu Linux distribution: Ubuntu Xenial 16.04 LTS (April 2016).

Virtualization 75

Virtualization AWS Engineering Hardware 75

Brendan Gregg

AUGUST 8, 2017

Based on the date, I looked up the kernel mailing list archives to find the actual patch, but the oldest email available is from June 1995, when the sysadmin writes: "While working on a system to make these mailing archives scale more effecitvely I accidently destroyed the current set of archives (ah whoops).". 3 tar termb$ iostat -x 60. [.]

Latency 111

Latency Metrics C++ Systems 111

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. React vs React Native: Head to Head Comparison.

Mobile 52

Mobile Open Source Virtualization Speed 52

O'Reilly

SEPTEMBER 15, 2021

A small number (5%) reported their preferred pronoun as “they” or Other, but this sample was too small to draw any significant comparisons about compensation. As Figure 3 shows, the percentage of men and women respondents who saw no change was virtually identical (18%). Correspondingly, more men saw their salaries increase.

Azure 145

Azure Programming AWS Social Media 145

ScaleOut Software

MAY 15, 2014

Well, performance comparisons aren’t so easy since the AppFabric license agreement states: “You may not disclose the results of any benchmark tests of the software to any third party without Microsoft’s prior written approval.” Use Fully Peer-to-Peer Design for Simplicity and High Availability. Testing Scale-Up Performance.

Cache 40

Cache Servers Network Design 40

Brendan Gregg

SEPTEMBER 25, 2021

CLI tools The Cassandra systems were EC2 virtual machine (Xen) instances. Note that Ubuntu also has a frame to show entry into vDSO (virtual dynamic shared object). As I'm interested in the relative comparison I can just compare the total runtimes (the "real" time) for the same result. us on Centos and 0.68

Speed 52

Speed Java AWS Virtualization 52

HammerDB

OCTOBER 23, 2023

Stored Procedures and Client SQL comparison To test the stored procedures and client implementations, we ran both workloads against a system equipped with Intel Xeon 8280L. The data shows a scripted automated workload running a number of back to back tests each time with an increasing number of virtual users. On MySQL, we saw a 1.5X

Benchmarking 63

Benchmarking Database Network C++ 63

The Agile Manager

NOVEMBER 30, 2017

Rather than understanding the disruption phenomenon through the lens of change that has already happened, it is worth looking at the change that has not happened but should have given the availability of technology to bring it about. For at least 40 years now, we‘ve been told that technology will revolutionize education.

Technology 40

Technology Technology Education Entertainment 40

Smashing Magazine

APRIL 11, 2022

This new attribute can be assigned to virtually any HTML element that loads some kind of resources like images and scripts and affects its relative priority. We can run Lighthouse test to check the metrics and use this data for comparison. Jump to table of contents ?. fetchpriority HTML attribute. Enter fetchpriority HTML attribute.

Media 78

Media Tuning Metrics Google 78

Rigor

FEBRUARY 19, 2020

For example, here is what a comparison report looks like in Rigor. Synthetic monitoring is one of the best ways to detect outages or availability issues since it actively tests your site from the outside. Is it a physical system or virtual? If virtualized, what is the technology used (VM, Docker, software package)?

Monitoring 59

Monitoring Benchmarking Mobile Testing 59

SQL Performance

AUGUST 2, 2019

Some information is available in the SQL Server 2019 release notes , and there was a demo from Bob Ward and Conor Cunningham during the first day of the PASS Summit keynote. installed on my virtual machine, which has 8GB of memory (max server memory set to 6 GB) and 4 vCPUs. Now that 2019 CTP 3.2 I have SQL Server 2019 CTP 3.2

Servers 95

Servers C++ Testing Systems 95

Enprowess

MARCH 10, 2022

Angular vs React – The Complete Comparison. Two-way Data Binding Availability. Angular vs React – The Complete Comparison. React’s performance has dramatically improved after introducing the virtual DOM in the framework. Two-way Data Binding Availability. Let’s check it out, which option is the best?

Development 52

Development Google Servers Code 52