A fast cross-platform HTTP benchmarking tool written in Go for load testing web services.
Bombardier is a fast, cross-platform HTTP benchmarking tool written in Go that is used to load test web services by simulating high volumes of concurrent requests. It provides detailed performance metrics like requests per second, latency distribution, and throughput to help developers evaluate server scalability and responsiveness. The tool supports both HTTP/1.x and HTTP/2.x protocols, making it versatile for testing modern web applications.
Developers, DevOps engineers, and performance testers who need to assess the performance and scalability of HTTP-based services, APIs, or web servers under load.
Bombardier stands out for its exceptional speed, leveraging the fasthttp library to maximize throughput and minimize latency during benchmarks. Its cross-platform compatibility, detailed statistical output, and support for both legacy and modern HTTP protocols make it a reliable choice for comprehensive performance testing.
Fast cross-platform HTTP benchmarking tool written in Go
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Leverages the fasthttp library, which is significantly faster than Go's standard HTTP client, enabling high-throughput benchmarking as demonstrated in the example with 264,560 reqs/sec.
Provides comprehensive metrics including latency distribution percentiles, HTTP status code breakdowns, and throughput, clearly shown in the command-line output examples.
Supports both HTTP/1.x and HTTP/2.x via configurable clients, allowing testing of modern web services and RFC-compliant scenarios, as noted in the README.
Runs on multiple operating systems with consistent behavior, making it easy to use in diverse development environments, as indicated by the availability of binaries and Go installation.
The README admits that fasthttp cannot correctly pass the Host header, requiring a workaround with the net/http client, which can complicate testing for certain scenarios.
Being command-line only, it lacks a user-friendly GUI, making it less accessible for visual result analysis or for team members unfamiliar with terminal tools.
Does not support scripting for complex test workflows, built-in reporting dashboards, or native integrations with CI/CD pipelines, focusing instead on raw benchmarking.