GoFlood – A Powerful HTTP Load Testing Tool

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What is GoFlood?

GoFlood is a high-performance, concurrent HTTP load testing tool written in Go. It allows you to simulate real-world traffic scenarios and stress-test your web applications, APIs, and servers by flooding them with a configurable number of concurrent requests.

Key Features

  • Concurrent Requests: GoFlood can generate a large number of concurrent HTTP requests, simulating high-traffic scenarios.
  • Gradual Concurrency Increase: You can configure GoFlood to start with a base concurrency level and gradually increase the concurrency by a specified step, allowing you to observe the system’s behavior under varying load conditions.
  • Customizable Duration: Set the desired duration for the load test, ensuring that your system is tested for a specific period.
  • Real-time Progress Reporting: GoFlood provides real-time progress reporting, displaying the elapsed time, remaining time, and the number of requests sent per second.
  • Summary Report: After the load test is complete, GoFlood generates a comprehensive summary report, including the total number of requests, successful requests, failed requests, and request time statistics (minimum, median, and maximum).

Usage

GoFlood is a command-line tool that can be easily integrated into your development and testing workflows. Here’s an example of how to use it:

goflood -url http://example.com -n 10 -t 1m

This command will start a load test against http://example.com with an initial concurrency level of 10, gradually increasing the concurrency by 5 every second, and running for a duration of 1 minute.

You can customize the load test parameters by adjusting the following flags:

  • -url: The target URL to test.
  • -n: The concurrency level (number of concurrent requests).
  • -t: The duration for which the load test should run.

Potential Use Cases

GoFlood can be a valuable tool in various scenarios, including:

  • Performance Testing: Evaluate the performance and scalability of your web applications, APIs, and servers under high-traffic conditions.
  • Load Testing: Identify bottlenecks, resource constraints, and potential issues that may arise when your system is under heavy load.
  • Stress Testing: Simulate extreme traffic scenarios to test the resilience and fault tolerance of your system.
  • Capacity Planning: Determine the maximum capacity of your infrastructure and plan for future scaling requirements.
  • Regression Testing: Ensure that performance optimizations and code changes do not negatively impact the system’s ability to handle high loads

Getting Started

GoFlood is an open-source project, and you can find the source code, documentation, and installation instructions on the GitHub repository .

Start stress-testing your web applications today with GoFlood and gain valuable insights into your system’s performance and scalability!