# QAInsights > Software Quality Assurance, Manual Software Testing Tutorials, Test Automation, Performance Testing, QTP, UFT, LoadRunner, JMeter, Testing Certifications, AI Performance, LLM Performance, Testing Training and Consulting **URL:** https://qainsights.com **Language:** en_US **Last Updated:** 2026-06-21 ## Blog Posts - [My first Udemy Course – Performance Testing using TruWeb is now available](https://qainsights.com/my-first-udemy-course-performance-testing-using-truweb-is-now-available/): Hey perf guys, I am really excited to announce that my first Udemy course – Performance Testing using TruWeb is now available. Here is the link to checkout and buy... - [Deep Dive into how VuGen works](https://qainsights.com/deep-dive-into-how-vugen-works/): VuGen acronym is Virtual User Generator. As the name suggests, the user is virtual. VuGen emulates real time business scenarios without real user presence. VuGen is the critical component of... - [LoadRunner vs NeoLoad in 2026: The Enterprise Performance Testing Showdown](https://qainsights.com/loadrunner-vs-neoload-in-2026-the-enterprise-performance/): A grounded comparison of OpenText LoadRunner and Tricentis NeoLoad for enterprise performance testing in 2026. LoadRunner leads on protocol breadth with 50-plus protocols including mainframe and legacy systems, while NeoLoad... - [Toy Story: The Open-Source Ecosystem](https://qainsights.com/toy-story-the-open-source-ecosystem/): As schools are off and Toy Story 5 is just around the corner, we started binge-watching Toy Story from 1 to 4. While watching, suddenly this idea popped up: what... - [Deep-dive into Cloudflare’s Speed Test](https://qainsights.com/deep-dive-into-cloudflares-speed-test/): There are lot of web apps available to test your home internet connection. Your ISP will have their own tool, I use fast.com from Netflix and Netgear Genie to make... - [JMeter vs k6 vs Locust in 2026: Which Load Testing Tool Should You Pick?](https://qainsights.com/jmeter-vs-k6-vs-locust-in-2026-which-load-testing-tool-should-you-pick/): In this blog post, we will see a detailed, grounded comparison of the three most debated open-source load testing tools in 2026: Apache JMeter, Grafana k6, and Locust. All three... - [I Built a Fast.com for LLMs: Introducing iamspeed.dev](https://qainsights.com/i-built-a-fast-com-for-llms-introducing-iamspeed-dev/): In this blog post, we will see how I built iamspeed.dev, a fast.com-style LLM API speed benchmark tool that measures Time to First Token (TTFT) and tokens-per-second throughput directly in... - [How to performance test AngularJS or ReactJS applications?](https://qainsights.com/performance-test-angularjs-reactjs-applications/): How to performance test AngularJS or ReactJS applications? In this article, we are going to learn how to performance test AngularJS or ReactJS applications? Performance testing applications using the traditional... - [How I Use Qwen Code Slash Commands to Build Achu App](https://qainsights.com/how-i-use-qwen-code-slash-commands-to-build-achu-app/): A developer shares their day-to-day workflow for using Qwen Code, an open-source agentic coding CLI, to build Achu, a desktop screenshot beautification app built with Electron, React, and TypeScript. The... - [Supervised Vibe Coding: A Manifesto](https://qainsights.com/supervised-vibe-coding-a-manifesto/): Supervised vibe coding is a disciplined approach to AI-assisted development that keeps humans as the final decision-makers. Tracing the term from Andrej Karpathy's viral 2025 post to its mainstream adoption,... - [Turn Your AI Assistant into a Senior Performance Engineer: Introducing perf-skills](https://qainsights.com/turn-your-ai-assistant-into-a-senior-performance-engineer-introducing-perf-skills/): Hey perf guys, in recent times I have been sharing about bringing AI into our performance testing workflows like the JMeter MCP Server, k6 MCP Server, and Feather Wand. Today,... - [How to Measure Time To First Token (TTFT) in AI Systems](https://qainsights.com/how-to-measure-time-to-first-token-ttft-in-ai-systems/): Measuring LLM API performance with traditional HTTP response time metrics gives you a fundamentally misleading picture. This post explains why Time To First Token is the metric that actually reflects... - [Introducing achu: The Open Source Screenshot Beautifier for Developers and Testers](https://qainsights.com/introducing-achu-the-open-source-screenshot-beautifier-for-developers-and-testers/): achu (?????) is a free, open source desktop app built with Electron, React, and TypeScript that transforms raw screenshots into polished, share-ready visuals on Windows, macOS, and Linux. It offers... - [From printTriangularNumber to Duff’s Device: Mastering Java Switch Statements Old and New](https://qainsights.com/from-printtriangularnumber-to-duffs-device-mastering-java-switch-statements-old-and-new/): Java's switch statement has evolved significantly since its early fall-through-prone days. This post traces that journey using triangular number computation as a practical example of intentional fall-through, connects the technique... - [Java Enums Explained: From Basics to Best Practices](https://qainsights.com/java-enums-explained-from-basics-to-best-practices/): In this blog post, we will see how Java Enums work, why they are more powerful than plain constants, and what you can do with them beyond the basics. We... - [Why You Should Use Gaussian Timer in JMeter, k6, and Locust](https://qainsights.com/why-you-should-use-gaussian-timer-in-jmeter-k6-and-locust/): Gaussian timers are one of the most underrated settings in performance testing, yet most load test scripts still use a flat sleep value that creates artificial traffic patterns. This post... - [A Pragmatic AI Framework for Performance Testing: Moving Beyond the Hype](https://qainsights.com/a-pragmatic-ai-framework-for-performance-testing-moving-beyond-the-hype/): A structured approach called the Pragmatic AI Framework outlines how to integrate AI into performance testing workflows across four phases: requirement elicitation, scripting and debugging, test execution, and results analysis.... - [Recording on JMeter](https://qainsights.com/recording-on-jmeter/): Welcome to Learn JMeter Series! This series helps you to learn Apache JMeter in a much simpler way with the relevant examples and exercises. This tutorial focuses on Recording on... - [How to Create a Custom JMeter Function for Fake Data Generation](https://qainsights.com/how-to-create-a-custom-jmeter-function-for-fake-data-generation/): Introduction When it comes to performance testing at scale, realistic and dynamic test data is everything. Most teams default to CSV files, but that approach quickly becomes a maintenance nightmare... - [From Varargs to Cleaner Java Code: A Small Example of How AI Helps Engineers Learn Faster](https://qainsights.com/from-varargs-to-cleaner-java-code-a-small-example-of-how-ai-helps-engineers-learn-faster/): A Java utility method using varargs and method overloading serves as the basis for exploring iterative code improvement. The example evolves from manual loops for integer addition and string joining... - [Git Inside JMeter? Introducing SuperKey Pro’s Built-in Git Integration](https://qainsights.com/superkey-pro-git-integration-jmeter/): If you’ve been using SuperKey for a while, you already know the core promise: stop hunting through menus and right-click submenus, and just type what you want. Ctrl+K, type “Thread... - [The AI-Augmented Engineer: Why Every Performance Tester Needs an AI Workflow in 2026](https://qainsights.com/the-ai-augmented-engineer-why-every-performance-tester-needs-an-ai-workflow-in-2026/): Learn how to integrate AI into every phase of performance testing with a human-in-the-loop approach that boosts efficiency while keeping engineers in control of decisions. - [How to Add AI Features to Your WordPress Blog Using the WordPress 7.0 AI Client](https://qainsights.com/how-to-add-ai-features-to-your-wordpress-blog-using-the-wordpress-7-0-ai-client/): WordPress 7.0 introduces a built-in AI client that centralizes API configuration for providers like OpenAI, Anthropic, and Google, letting compatible plugins share a single setup. This guide walks through upgrading,... - [Top AI Tools for Performance Engineers in 2026](https://qainsights.com/top-ai-tools-for-performance-engineers-in-2026/): In this blog post, we will see the top AI tools that are actually worth your time as a performance engineer in 2026. Not the ones with “AI” slapped on... - [What’s new in k6 2.0.0?](https://qainsights.com/whats-new-in-k6-2-0-0/): So you are using k6 for performance testing; awesome. Most of the developers prefer k6 because of easy integration with their dev pipeline and we can write the tests either... - [Claude Code: The Terminal AI That Actually Gets Your Codebase](https://qainsights.com/claude-code-installation-configuration-tips/): If you’ve been watching the AI coding space, you’ve probably heard a lot about GitHub Copilot, Cursor, and Windsurf. But there’s one tool that takes a fundamentally different approach it... - [Oops, That Didn’t Work: Undoing Changes with SuperKey Pro Git](https://qainsights.com/superkey-pro-git-undo-reset-restore-jmeter/): Every performance engineer has been there. You tweaked a thread group configuration, saved the .jmx, ran a test, and the results were worse than before. Or you committed something that shouldn’t... - [Throughput vs Goodput: The Performance Metric You Are Probably Ignoring in LLM Testing](https://qainsights.com/throughput-vs-goodput-the-performance-metric-you-are-probably-ignoring-in-llm-testing/): In this blog post, we will see the difference between throughput and goodput, why throughput alone can give you a dangerously false sense of confidence, and how goodput the metric... - [How to Embed Markdown Documentation Inside Your JMeter Test Plan Using README Config Element](https://qainsights.com/embed-markdown-documentation-jmeter-test-plan-readme-sampler/): In this blog post, we will see how to embed Markdown documentation directly inside your JMeter test plan using the README Config Element plugin. If you have ever opened a... - [Running Distributed JMeter Load Tests on Kubernetes with Plugins: A Complete 2026 Setup](https://qainsights.com/running-distributed-jmeter-load-tests-on-kubernetes-with-plugins-a-complete-2026-setup/): In this blog post, we will see how to run distributed JMeter 5.6.3 load tests on Kubernetes using Docker Desktop, with plugins bundled right into your container image. If you... - [Mastering JMeter Plugin Development: Episode 1 – The Hello World Menu](https://qainsights.com/mastering-jmeter-plugin-development-episode-1-the-hello-world-menu/): Welcome to a brand-new series on QAInsights! If you’ve been following the channel, you know I’ve developed several plugins over the years—from SuperKey and Prism to my latest AI-powered project,... - [Push, Pull & Sync: Remote Git Operations from Inside JMeter](https://qainsights.com/push-pull-sync-remote-git-operations-from-inside-jmeter/): Local commits are safe, but they’re only safe on your machine. A hard drive failure, a corrupted JMeter installation, a laptop that goes missing at a conference any of these wipes your... - [99% of Requests Failed and My Dashboard Showed Green](https://qainsights.com/99-of-requests-failed-and-my-dashboard-showed-green/): In this blog post, we will see how to use NVIDIA AIPerf to expose a hidden performance problem that most LLM deployments never catch until real users start complaining. I... - [Amazon Quick Getting Started Guide: The AI Workspace Built Into AWS](https://qainsights.com/amazon-quick-getting-started-guide-ai-workspace-aws/): I have always wanted to build a personal knowledge graph. Something that connects my Slack conversations, emails, local files, and project context into one searchable, intelligent layer. I tried Obsidian... - [Beyond the Hype: A Comprehensive Guide to Benchmarking LLMs with AWS Labs’ LLMeter](https://qainsights.com/beyond-the-hype-a-comprehensive-guide-to-benchmarking-llms-with-aws-labs-llmeter/): In the current AI gold rush, the conversation has shifted from “Can it do the task?” to “How efficiently can it do the task?” For engineers moving Large Language Models... - [How to Upload a JMeter JMX File to Azure Load Testing: A Step-by-Step Guide](https://qainsights.com/how-to-upload-jmeter-jmx-file-to-azure-load-testing/): If you’ve built a performance test script in Apache JMeter and want to scale it to thousands of virtual users in the cloud, Azure Load Testing is one of the... - [Never Leave JMeter: Repository Detection & Initialization in SuperKey Pro](https://qainsights.com/superkey-pro-git-repository-detection-initialization-jmeter/): There’s a moment every performance engineer knows. You’ve just finished tuning a thread group, your test plan is finally in a good state, and you want to commit it before... - [Stage, Commit, Repeat: Managing JMX Changes with SuperKey Pro Git](https://qainsights.com/superkey-pro-git-stage-commit-jmeter-test-plans/): Committing code is muscle memory for most developers. For performance engineers, it’s often an afterthought something you do when you remember, not as part of a consistent rhythm. That’s not... - [Branch Like a Pro: Managing Feature Branches for JMeter Test Plans](https://qainsights.com/superkey-pro-git-branch-management-jmeter/): Most performance engineers work on a single branch. Not because branching is hard, but because the tooling never made it feel natural inside a testing workflow. You’d have to con-switch... - [Amazon SageMaker for Beginners: Build Your First ML Model Without a PhD](https://qainsights.com/amazon-sagemaker/): Machine learning used to feel like a club with a very exclusive membership. You needed a math degree, a GPU rig, and months of free time just to get started.... - [AWS EKS Anywhere for Beginners: Simplifying Kubernetes On-Premises](https://qainsights.com/aws-eks-anywhere-for-beginners-simplifying-kubernetes-on-premises/): If you’re new to Kubernetes and curious about running it outside the cloud say, in your own data center AWS EKS Anywhere might be just what you need. Launched by... - [Amazon Kiro: The AI-Powered Dev Tool That’s Changing How We Build](https://qainsights.com/amazon-kiro/): Every few years, something comes along that actually changes how developers work. Not just a new library or a slightly faster framework something that makes you rethink the whole process.... - [Say Goodbye to Menu Diving: Meet SuperKey, the Ultimate Command Palette for JMeter](https://qainsights.com/say-goodbye-to-menu-diving-meet-superkey-the-ultimate-command-palette-for-jmeter/): If you spend your day building JMeter scripts, you know the “Right-Click Fatigue” is real. To add a simple Header Manager or a Response Assertion, you have to navigate through... - [Download Free Ebooks using Apache JMeter](https://qainsights.com/download-free-ebooks-using-apache-jmeter/): Download Free Ebooks using Apache JMeter I have created this Apache JMeter script for avid book readers who rely on free ebooks from PacktPub. PacktPub releases free ebooks every now and... - [Beyond Chatbots: Supercharging Feather Wand with Claude Code Integration](https://qainsights.com/beyond-chatbots-supercharging-feather-wand-with-claude-code-integration/): Performance testing has always been a bit of a “dark art.” It requires a unique blend of coding skills, architectural knowledge, and the patience to debug complex .jmx files. When... - [Automate Image Compression using JMeter](https://qainsights.com/automate-image-compression-using-jmeter/): How many of you do blogging regularly? Not me, for sure. If you come across any website that loads very slowly, there might be various reasons for that. One of... - [Why I Built PerfAtlas: A Modern JMeter Plugin Directory](https://qainsights.com/why-i-built-perfatlas/): If you have spent any significant time with Apache JMeter, you know the plugin ecosystem is one of its greatest strengths. There are plugins for testing Kafka, gRPC, WebSockets, MQTT,... - [How to Performance Test LLM Applications with JMeter (The Complete 2026 Guide)](https://qainsights.com/how-to-performance-test-llm-applications-with-jmeter-the-complete-2026-guide/): If you’ve shipped an LLM-powered app recently, you probably spent weeks wrestling with prompts, fine-tuning responses, and wiring up your API. What most teams skip until it’s too late? Performance... - [JMeter Plugin Development – The Hello World Icon & UI Pinpointing](https://qainsights.com/jmeter-plugin-development-the-hello-world-icon-ui-pinpointing/): In the world of performance testing, Apache JMeter is a powerhouse, but its true potential is often unlocked through custom plugins. Following up on the basics of creating menu items,... - [Interesting tools of HP QTP](https://qainsights.com/interesting-tools-of-hp-qtp/): In this post, I have listed out the interesting tools which comes along with HP QTP which saves test automation engineers’ effort and improve productivity. Following are the interesting tools... - [The Last Java Client You’ll Ever Write By Hand](https://qainsights.com/the-last-java-client-youll-ever-write-by-hand/): Let’s be honest about something. At some point in your Java career, you wrote an HTTP client by hand. You mapped JSON to POJOs with Jackson annotations. You wired up... ## Pages - [JMeter vs k6 vs Locust](https://qainsights.com/jmeter-vs-k6-vs-locust/): JMeter, k6, and Locust are three widely used open-source load testing tools, each suited to different team contexts and testing needs. JMeter offers the broadest protocol support and a no-code... - [AI Disclosure](https://qainsights.com/ai-disclosure/): NaveenKumar Namachivayam discloses how AI is used across his blog, YouTube channel, and related tools. AI assists with grammar refinement, featured images, thumbnails, and generating summaries and excerpts, while all... - [About Me](https://qainsights.com/about-naveenkumar/): Hi there! I am NaveenKumar Namachivayam. I hail from Coimbatore, Tamil Nadu, and currently live in Cincinnati in the United States. Here’s a beautiful picture of me, on the right,... - [QAInsights – Performance Testing and Development Blog | AI Tools, Training, and Tutorials](https://qainsights.com/): Hey! I’m NaveenKumar. I’m a full stack developer. I build stuff. 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