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A distributed load testing tool.

Project Description


Loads is under heavy development. Don’t use it.

Loads is a framework for load testing an HTTP service.

by Juan Pablo Bravo


$ bin/pip install loads

See the docs at


0.3 - 2014-05-22

  • Agents id are now unique across boxes
  • Disabling heartbeat on busy agents
  • Busy agents cannot be killed that easily
  • moved from a REP/ROUTER/REQ pattern to a REP/ROUTER/ROUTER
  • Refactored Funkload output
  • Refactored external runner interface
  • Many more things

0.2 - 2013-09-27

  • improved test coverage, distributed stability and documentation
  • refactored the code in cleaner & smaller modules.
  • 15% speedup for the broker
  • Database backends are now plugins. We provide a pure Python disk-based one and a Redis one.
  • extended the database API - now used in the loads-web project to display running load tests.
  • the console can now be detached and also displays tracebacks.
  • added several options: –duration, –ping-broker, –check-cluster, –no-patching
  • Fixed the DNS resolving issues.
  • Added support for multiple runs in external runners
  • Added an experimental Funkload output

0.1 - 2013-08-02

  • Initial release.

Release History

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