The digital realm is a bustling marketplace. Websites are akin to stalls, each trying to attract potential customers. But what if your stall (website) was too slow or inaccessible? The truth is, in the online world, a slow site means missed opportunities. Here’s the game-changer: By load testing your client’s site, you give them the competitive edge. Using tools like LoadFocus, you’re not just making their site faster; you’re helping them outshine competitors. Stick with me, and I’ll break it down.

II. The Competitive Landscape: Why Every Second Matters

To truly outshine competitors, every second counts. Back in my early web development days, a sage piece of advice I got was, “If your website takes more than 3 seconds to load, you’ve already lost.”

In today’s ultra-fast digital era, this truer than ever.

• The Price of Sluggishness: Did you know a mere one-second delay can drop conversion rates by 7%? If your client’s e-commerce site earns $100,000 a day, that’s $7,000 lost daily. Ouch!
• User Expectations: Over 50% of users expect a website to load within two seconds. Any longer, and they might just bid adieu. A slow site isn’t just an inconvenience; it’s a business risk.
• First Impressions Matter: A study once showed that 79% of users dissatisfied with a site’s performance are less likely to return. We’re in the age of digital impressions, and you’ve got to make each one count.

III. Load Testing Demystified: What is it?

Think of load testing as a mock drill, only for websites. It’s like packing a stadium to see if it can handle a full house without any hitches. With tools like LoadFocus, it’s about simulating tons of users to test the website’s resilience.

• For Business Owners: With load testing, you’re not just ensuring your website runs fast. You’re ensuring that your revenue stream stays steady and strong.
• For Software Engineers and DevOps: Gone are the days of blindly allocating resources. With LoadFocus, you’ll get precise data to help optimize your client’s site.
• For Web Agencies and Product Owners: Remember that project you were super proud of, but then it crashed during launch? With load testing, you’re safeguarding your reputation and ensuring consistent client satisfaction.

IV. The Goldmine Benefits of Load Testing

• Spot Weak Points Early: It was with LoadFocus that I once identified a major bottleneck on a client’s site just days before their big marketing push. Saved me a lot of midnight panic calls!
• Preparedness for Traffic Spikes: Black Friday. New product launch. Viral content. Be ready for it all.
• Optimized User Experience: Load testing helps guarantee that every user, irrespective of their location or device, has a smooth sail on your client’s website.
• Outperforming Competitors: One of the top reasons to load test your client’s site is to outshine competitors. In a digital race, a faster, more reliable site often takes the lead.

V. Diving Deeper: How Load Testing Works

• Simulation: Just like how we rehearse before the actual performance, LoadFocus mimics real-world user behaviors to test a site’s endurance.
• Analysis: Remember those tricky math problems in school? LoadFocus does the heavy lifting, presenting all the metrics in easy-to-digest, actionable insights.
• Optimization: With the data at hand, you can refine everything — from the site’s code to server settings, ensuring peak performance.
• Continuous Testing: The web is ever-evolving. What worked today might not tomorrow. Routine testing keeps your client’s site in tip-top shape round the clock.

VI. Real-World Examples

A friend at a leading web agency once shared how LoadFocus saved a major product launch. Days before going live, they identified and fixed critical issues, ensuring a silky-smooth launch. Such stories aren’t uncommon; they’re a testament to the power of proactive load testing.

VII. Taking the First Step

Implementing Load Testing for Your Client’s Site

If you’re thinking, “How can I give my client that competitive edge?” the answer is simpler than you might think. Load testing is the secret to helping your client’s site outshine competitors. Getting started with LoadFocus is straightforward, ensuring that even those less tech-savvy can jump right in.

VIII. Conclusion

In today’s fast-paced digital marketplace, the race is on. And in this race, load testing is your ticket to ensuring your client’s site isn’t just running but sprinting ahead, outshining competitors. Don’t just keep pace; set the pace. Equip your clients with the best tools, and watch them lead the way.

IX. Further Reading & Resources

Hungry for more?

Dive deeper with our comprehensive guides and blog to explore the full potential of load testing with LoadFocus.

1. LoadFocus

A cloud-based platform designed for ease of use, LoadFocus lets you test both websites and APIs. With real-time results and interactive charts, it provides a comprehensive view of your application’s performance.

Pros:

• Intuitive user interface, making it beginner-friendly.
• Supports load testing for both websites and APIs.
• Offers real-time results with detailed modern charts.
• Cloud-based, so no local infrastructure required.
• Offers a free tier for small-scale testing.

Cons:

• Geared more towards web and API testing, so might not be suitable for all types of performance testing.
• Advanced configurations may have a learning curve for new users.
• Limited free tier.
• Doesn’t support some advanced scripting out of the box.
• Specific regions might not be covered in their cloud offerings.

2. JMeter

JMeter, an open-source tool from Apache, is a popular choice for performance testing, offering capabilities beyond just load and API testing.

Pros:

• Open-source and widely adopted in the industry.
• Strong community support.
• Allows advanced scripting.
• Suitable for various types of performance tests.
• Plugin ecosystem extends capabilities.

Cons:

• Steeper learning curve for beginners.
• Requires local infrastructure/setup.
• GUI can be less responsive during high load tests.
• Might require third-party integrations for enhanced reporting.
• Lacks inbuilt cloud support.

3. Postman

Primarily known as an API development tool, Postman also offers capabilities for testing APIs, ensuring they perform optimally.

Pros:

• Widely used for API testing and development.
• User-friendly interface.
• Cloud synchronization available.
• Rich set of integrations.
• Offers a free version.

Cons:

• Primarily designed for API testing; not ideal for load testing.
• Advanced features locked behind a paid tier.
• Larger test suites can slow down the application.
• Requires account creation for cloud features.
• Some find the interface cluttered.

4. LoadRunner

A stalwart in the performance testing domain, LoadRunner offers a suite of tools that can simulate thousands of users and analyze the performance of key components.

Pros:

• Industry-standard for performance testing.
• Rich set of tools and configurations.
• Supports various protocols and technologies.
• Detailed reporting and analytics.
• Strong community and professional support.

Cons:

• Expensive licensing.
• Steep learning curve.
• Heavier tool requiring significant system resources.
• On-premise nature means you need to manage infrastructure.
• Outdated user interface.

5. Locust

A Python-based open-source load testing tool, Locust focuses on distributed testing, allowing users to script their scenarios and run multiple simultaneous tests.

Pros:

• Open-source with a focus on distributed load testing.
• Code-based scenarios allow flexibility.
• Lightweight and requires minimal system resources.
• Web-based UI for test results.
• Supports running tests in distributed mode.

Cons:

• Requires coding knowledge.
• Lacks a GUI for test creation.
• Reporting is basic compared to other tools.
• Less community support than JMeter.
• Documentation can be sparse.

6. Apache Benchmark (ab)

A simple, command-line based tool from Apache, ab is perfect for quick tests on HTTP servers, offering concise insights into your server's performance.

Pros:

• Lightweight and command-line based.
• Suitable for quick and small-scale tests.
• Part of the Apache HTTP server package.
• Produces concise reports.
• Supports SSL, POST, and other HTTP methods.

Cons:

• Very basic; lacks advanced configurations.
• No GUI.
• Limited to HTTP/HTTPS protocols.
• No built-in support for distributed testing.
• Doesn’t offer detailed analytics like other tools.

These tools offer a wide range of capabilities to cater to different testing needs. While LoadFocus shines for cloud-based web and API testing, others have their strengths too. Choose based on your project requirements and expertise!

What Does the URL Field Accept?

When you’re all set to run a load test, one of the primary inputs you provide is the URL. This isn’t just any random website you’ve had bookmarked since 2008; this URL is the target. It’s what you’ll be testing.

Now, most testing tools are pretty chill and give you a straightforward field to pop that URL into. Something like:

http(s)://www.example.com

Simple enough, right? Ah, but there’s a catch. It’s not just about what the field accepts, but what it can actually access.

Public vs. Local URLs: The Great Divide

Let’s clarify a couple of terms that can trip people up: public and local URLs. Think of them as the extroverted and introverted siblings of the internet world.

The Outgoing One: Public URLs

Public URLs are like those friends who always want to hang out at the most happening places in town — they’re accessible, available, and always up for some fun. In the web context, these are URLs accessible from anywhere on the internet. That means anyone with the link, anywhere in the world, can punch it into their browser and get to the website.

You know the kind:

http(s)://www.your-favorite-cat-memes.com

These are the kinds of URLs load testing tools adore. They can reach out from wherever they’re located and send a ton of requests to see how well that website can handle traffic. It’s like checking how many people your favorite coffee shop can handle before the baristas start throwing lattes.

The Homebody: Local URLs

Then there are the local URLs, the more introverted types. These URLs are the cozy, stay-at-home-on-a-Friday-night kind. They typically refer to a device’s local environment or perhaps a private network. These are not party animals; they’re not out there on the global internet.

Some classic local URL examples are:arduinoCopy cod

http://localhost
192.x.x.x

Now, here’s the thing: load testing tools, being the outgoing party animals they are, can’t easily hang out with these introverted local URLs. They’re external and can’t access a private or local network, so they just end up standing outside the door, unable to join the party.

The Load Testing Nuances

Alright, let’s tie this back to our load testing scenario. When you’re gearing up for a load test and have to enter a URL, you need to remember the testing service’s perspective. If you provide a local URL like http://localhost, it's like sending your friend to a party that's happening in a dream. They simply won't be able to find it.

So, the golden rule? Stick to public URLs. They’re accessible, easy to test, and most importantly, you’ll get the results you’re looking for.

The Local Testing Workaround

“But wait,” you might ask, “what if I really want to test my local environment?” Well, there’s a workaround involving tunneling services that create a bridge between your local environment and the external world, but that’s a chat for another day.

Wrapping It Up

Understanding the difference between public and local URLs might seem like a tiny detail, but it’s essential for load testing. Making sure you’re using the right kind of URL ensures your tests run smoothly, and you get valuable insights to improve your web services.

LoadFocus offers a comprehensive load testing experience, and the right URL is the starting point to unlocking its full potential. By understanding the nuances of public and local URLs, you’re setting the stage for more effective, accurate testing. Here’s to stress-free websites and apps that can handle the pressure! And when in doubt, always remember: Public URL is the way to go with LoadFocus. Happy testing!

1. FIRST CONTENTFUL PAINT marks the time at which the first text or image is painted.

2. SPEED INDEX shows how quickly the contents of a page are visibly populated.

3. TIME TO INTERACTIVE is the amount of time it takes for the page to become fully interactive.

4. LARGEST CONTENTFUL PAINT marks the time at which the largest text or image is painted.

5. TOTAL BLOCKING TIME represents the sum of all time periods between FCP and Time to Interactive.

6. CUMULATIVE LAYOUT SHIFT measures the movement of visible elements within the viewport.

You can easily run a speed test to check how your website behaves https://loadfocus.com/monitor-website-performance, also it grades your site against key metrics like performance, mobile readiness, SEO, and security.

Core Web Vitals’ focus is for a better user experience and the below metrics are the most important ones for providing a great user experience.

At the moment, there are three Core Web Vitals:
- Largest Contentful Paint (loading performance)
- Cumulative Layout Shift (visual stability)
- First Input Delay (interactivity)

Google’s thresholds for these 3 metrics are as follows.

Largest Contentful Paint (LCP) measures how long it takes for the most meaningful content on your site to load:
Good — Less than or equal to 2.5 seconds
Needs Improvement — Less than or equal to 4.0 seconds
Poor — More than 4.0 seconds.

Cumulative Layout Shift (CLS) measures how much your site’s content “shifts” or “moves around” when it loads:
Good — Less than or equal to 0.1 seconds
Needs Improvement — Less than or equal to 0.25 seconds
Poor — More than 0.25 seconds.

First Input Delay (FID) is a responsiveness measurement and measures how long it takes for a page to respond after a user has interacted with it:
Good — Less than or equal to 100 ms
Needs Improvement — Less than or equal to 300 ms
Poor — More than 300 ms.

Core Web Vitals also Affect SEO and SEO results

This change will be in place starting with May 2021, this means that the Core Web Vitals metrics may affect your SEO performance.

How to Test & Measure Core Web Vitals

Using Website Performance Monitoring cloud service from LoadFocus you can test your website from 15+ world cloud locations on mobile and desktop devices and receive charts and insights for the Core Web Vitals metrics.

Create a New Test

Choose the desired location, the URL of your website, the device and repeat period for your test.

Create your first test now.

Monitor Core Web Vitals metrics for multiple pages and compare results

You can add multiple pages of your website and inspect the results using the reports and charts offered by LoadFocus.

Compare Core Web Vitals between multiple sites

List all your competitor and improve your site experience for your main user journeys.

Chrome Extension LoadFocus: Website Performance Monitoring

LoadFocus Website Performance Monitoring is powered by Lighthouse and focuses on modern user experience and performance metrics to help you deliver the best experience to your customers.

Create your first test now.

Written by Bogdan Vazzolla.

LoadFocus is a cloud testing platform, a load and stress testing tool which provides the infrastructure to run tests with thousands of concurrent users, from multiple cloud locations, in less than a few minutes, keep history of the results, compare different runs to inspect performance improvements or performance degradation. It also supports running JMeter load tests from the cloud and monitoring and audit web and mobile performance.

To get a better understand why is it useful to use Jenkins or a CI/CD tool, let’s dive in a brief description to better understand what is Continuous Integration/Continuous Delivery (CI/CD).

What is Continuous Integration (CI)?

Continuous integration (CI) is a software process which helps developers and tech people better manage code changes in their repositories, dealing with multiple branches and features and merging all these code changes back to a shared branch, master.

Pros of Continuous Integration (CI)

• Continuous integration (CI) makes it easier to find and fix bugs quickly.
• Continuous integration (CI) helps discover and resolve conflicts at an earlier stage of the development process.
• Continuous integration (CI) handles automation of builds, running automated tests, Unit Testing, Component Testing, Functional Testing, Load Testing, Integration Testing.
• Continuous integration (CI) helps with frequent integration and validation of code changes.

What is Continuous Delivery (CD)?

Continuous Delivery (CD), on the other hand, is the process which handles the release of the validate code changes (in the CI step) to different environments (testing, staging or production).

Continuous Delivery (CD) continues the process where CI ends.

It is very common that a product may have multiple teams of engineers, working on different features, trying to improve the same overall product.

Continuous Delivery (CD) helps all these engineers deploy, test and release all these changes in an automated and uninterrupted way.

Going back to our load testing CI/CD Jenkins plugin, this plugin will enhance the CI/CD parts of your software delivery process, but making sure no degradation was introduced along with new code changes or features.

Allowing your load tests to run automatically, and failing the Jenkins jobs if some criteria is not met, it’s a best practice in catching performance issues before releasing new code changes in front of customers.

You can run load tests as part of the Post-build Actions part of your Jenkins job, and set specific criteria to mark your job PASSED, UNSTABLE or FAILED.

Integrate Load Testing Jenkins CI/CD plugin:

1. Create your LoadFocus account on https://loadfocus.com
2. Copy your LoadFocus.com API key from https://loadfocus.com/account
3. In Jenkins go to Manage Jenkins > Manage Plugins > Available
4. Locate and install LoadFocus Load Test plugin
5. Go to Manage Jenkins > Manage Credentials and add your LoadFocus.com API key to the stored credentials

How to use LoadFocus Load Testing Plugin:

1. Click on the Configure option for your Jenkins job.
2. In the Post build portion, look for the Load Testing by LoadFocus.com option and select the checkbox. See the screen shot below:
3. Choose a load test, enter both the Error % and Response Time thresholds and click Save.

View Load Test Results in CI console

View the Console output and monitor the progress of your running load tests during job’s Post build actions.

Print PDF Load Test Report

You can view all the results of your load test with charts and full metrics for a better understanding on how your application behaved on the whole duration of the test.

Multiple performance metrics are displayed, Latency, Connect Time, Hits/s, Errors per second, Response Codes, Min/Max Response Times, Response Time Percentile 90%, 95% and 99% etc.

Customize and white-label load test reports

Easily drag and drop to reorder items in your white-label load test reports in edit mode.

Show or hide items and charts in the test report, everything at a click of a button.

See here the load testing Jenkins CI/CD plugin.

Written by Bogdan Vazzolla.

LoadFocus is a cloud performance, load and stress testing tool which provides the infrastructure to run tests with thousands of concurrent users, from multiple cloud locations, in less than a few minutes, keep history of the results, compare different runs to inspect performance improvements or performance degradation. It also supports running JMeter load tests from the cloud.

And rightfully so, showing results for your cloud tests will improve customer happiness and avoid churn rate.

With Whitelabel Reports from LoadFocus you can generate elegant white label reports that will demonstrate to them the ongoing commitment you have to load testing and JMeter load testing.

White Labelled Reports

Within our Pro plans, you can choose our White Label option and you will be able to brand PDF reports with your own logo & company name, hide or re-order charts in the reports.

Completely White Label Performance Reports

Customize with your logo and brand colors
White-label online and PDF reporting for every location
Own your results with reports tailored to your brand
Control which data clients can see
Create multiple white-label templates
Create multiple branded profiles at no extra cost
Download and share PDF

Whitelabel Reports from LoadFocus.

Whitelabel reporting has never been easier.

Written by Bogdan Vazzolla.

You can upload your JMeter test scripts and run tests in just a few steps with our new JMeter Cloud Load Testing Tool.

1. How to run a new load test:

1. Choose from multiple world cloud locations
2. Set the number of virtual users (threads), duration, ramp up time and ramp up steps that your JMeter test will use
3. Upload your JMeter test script (.jmx) file and click Execute.

Note: you can also upload a configuration CSV file (.csv) along your JMeter test script.

You can run your JMeter tests in the cloud with 10k+ virtual users (threads) from multiple locations in the world.

It’s takes only few seconds to simulate a 1000 concurrent user load using Apache JMeter tests.

You can start with a simple load or performance test, set the number of virtual users to 10VU, 100VU, 1000VU or even 10,000 VU.

2. Overview: Dashboard with Live Results and Charts

All metrics in one place with the new Overview Dashboard.

The live performance metrics help you get early feedback about how your load test is doing, so you can keep the test running or stop it straight away.

Virtual Users over Response Time Chart

Easily check if your response time increases when you add more Virtual Users to your test.

Hits per second and Errors

You should planning your website and APIs for high concurrency, and you can achieve by understanding how your application behaves using a gradual approach when you run your load tests and performance tests.

Create your free account today: https://loadfocus.com

3. Full PDF Reports

Download your test results easily using our Print option, so you can easily share the full results of your load tests with your team and peers.

4. Dynamic Performance Metrics Charts

With our customizable performance metrics charts, it’s simple to add or remove metrics on the chart and understand better the behaviour of the application under test.

5. Apache JMeter Log Files

The original uploaded JMeter (.jmx) file and the JTL results file along with the JMeter.log file are available to download to your environment.

We made it quite easy to run and debug JMeter load tests, start today https://loadfocus.com.

Written by Bogdan Vazzolla.

We switched from Scrum to Kanban to some hybrid Agile Scrum/Kanban methodology that worked pretty well for us.

Scrum

We used to have 2/4 weeks sprints, with sprint retros and plannings/feature kick-offs.

In an attempt not to be forced to deliver big features in such a small timeframe (2/4 weeks) and also not to raise the team pressure/stress on plannings and commit to specific set of features, we decided to switch to Kanban.

Kanban

With Kanban, we discovered that blocked tasks will just pile up on our board, never being fixed (this will not happen with Scrum, cause you need to deliver the stories you’ve committed to).

Hybrid Scrum & Kanban

Then we went back to Scrum, but keeping the freedom to pick which stories/tasked we need to deliver to achieve a goal that we set ourselves every week:

1 week — Kanban style delivery:

• start of week team goal meeting
• end of the week demo to Product Owners, UX/UI Designers, other stakeholders and team members not involved with the actual development.

Software companies/teams are switching from Scrum to Kanban, and back, on a monthly/quarterly basis, trying to improve their current software development/release process.

Every new hire or new manager comes with a different approach that worked well for them in a previous team the’ve been part of. My suggestion is to listen to them, but change only if your current team’s process is not working, and if you try something new, try it on a time-boxed manner (2–4 weeks) and review how things went during those weeks.

While these transitions are natural for teams, sometimes it can be hard to adapt and change.

Overall it’s definitely worth it, since each team is different, and in our case, we can deliver more, with less pressure/stress and with more quality.

My suggestion is that, if the current Agile process is not working for you and your team, try to change/adapt to what your team wants, review in 2–4 weeks and improve. Learn from the things that went bad, keep the things that went good and always ask for feedback in retros and team meetings.

Written by Bogdan Vazzolla, part of LoadFocus team.

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• JavaScript fundamentals
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