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CHAOSS Metrics Overview and Examples

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Dawn Foster
Dawn Foster

The CHAOSS community develops metrics, software, and programs for observing and improving open source project health. This talk will provide an overview of the CHAOSS project along with examples of how some of these metrics are being used at VMware.

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©2022 VMware, Inc. @geekygirldawn CHAOSS Metrics Overview and Examples Epiverse June 7, 2022 Dr. Dawn M. Foster Director of OSS Community Strategy fosterd@vmware.com fastwonderblog.com Open Source at VMware @vmwopensource blogs.vmware.com/opensource
©2022 VMware, Inc. @geekygirldawn 2 whoami • Geek, traveler, reader • 20+ yr tech career focused on community & open source (Intel, Puppet, Scale Factory, …) • CHAOSS Board and Maintainer • TODO Group Steering and OpenUK Board • CNCF TAG Contributor Strategy co-chair • PhD from the University of Greenwich focused on Linux kernel collaboration Photos by Mom, ,
@geekygirldawn Community Health Analytics Open Source Software https://chaoss.community/ https://github.com/chaoss
@geekygirldawn Financial Supporters
@geekygirldawn Why CHAOSS? Contributors, communities, and organizations Image by the CNCF CC BY-NC 2.0
@geekygirldawn Why CHAOSS? Photo by Kate Ter Haar - CC BY 2.0 Develop metrics and software that help people make decisions
@geekygirldawn GrimoireLab • Risk • DEI • Evolution • Value • Common CHAOSS Structure Software Metrics Programs • Metric Models • Badging • Mentorship
@geekygirldawn Metrics Definition Examples https://chaoss.community/metrics/ Common DEI Evolution Risk Value • Programming Language Distribution • Types of Contributions • Burstiness • Time to First Response • Time to Close • Organizational Diversity • Event Family Friendliness • Event Accessibility • Board / Council Diversity • Inclusive Leadership • Mentorship • Documentation Usability • Code Changes Commits • Change Requests Accepted • Change Request Duration • Issue Age • Inactive Contributors • New Contributors • Bus Factor • Elephant Factor • Defect Resolution Time • Test Coverage • Libyears • Upstream Code Dependencies • License Coverage • Academic Open Source Project Impact • Project Velocity • Project Recommendability • Job Opportunities • Organizational Influence • Labor Investment
©2022 VMware, Inc. @geekygirldawn 10,000+ repos 100s of contributors / maintainers 9 VMware OSPO Challenge Image by CC BY-NC 2.0
©2022 VMware, Inc. @geekygirldawn Cut through the noise with 4 simple custom charts generated using Augur data 10 The OSPO Solution - Augur Photo by chumlee10 - CC BY-SA 2.0
©2022 VMware, Inc. @geekygirldawn 11
©2022 VMware, Inc. @geekygirldawn 12
©2022 VMware, Inc. @geekygirldawn 13
©2022 VMware, Inc. @geekygirldawn 14
©2022 VMware, Inc. @geekygirldawn 15 Community management - GrimoireLab
©2022 VMware, Inc. @geekygirldawn 16 Community management - GrimoireLab
©2022 VMware, Inc. @geekygirldawn 17 Community management - GrimoireLab BMI: Backlog Management Index: # of closed issues / # of open ones. Measures efficiency closing issues. Lead time: the time expressed in days between the opening and closing of an issue. Shown in average.
©2022 VMware, Inc. @geekygirldawn Focus on interpretation and improvement, not punishment 18 My Approach
@geekygirldawn Other Examples • Gender Diversity Analysis in the OpenStack Community (PDF) • Huawei uses CHAOSS to understand project health (podcast) • Rochester Institute of Technology OSPO metrics (podcast) • Google understanding the lifecycle of OSS projects (podcast) • Internews OSS Lightweight Needs Assessment Toolkit (podcast)
@geekygirldawn How to Get Involved • Participate with software, metrics, or a program • https://chaoss.community/participate/ • Twitter: @CHAOSSProj • YouTube: Search CHAOSS • Slack: CHAOSS Community
@geekygirldawn More Details https://chaoss.community/ https://github.com/chaoss
©2022 VMware, Inc. @geekygirldawn Dr. Dawn M. Foster fosterd@vmware.com fastwonderblog.com Open Source at VMware blogs.vmware.com/opensource @vmwopensource 22 Thank You!

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CHAOSS Metrics Overview and Examples

  • 1. ©2022 VMware, Inc. @geekygirldawn CHAOSS Metrics Overview and Examples Epiverse June 7, 2022 Dr. Dawn M. Foster Director of OSS Community Strategy fosterd@vmware.com fastwonderblog.com Open Source at VMware @vmwopensource blogs.vmware.com/opensource
  • 2. ©2022 VMware, Inc. @geekygirldawn 2 whoami • Geek, traveler, reader • 20+ yr tech career focused on community & open source (Intel, Puppet, Scale Factory, …) • CHAOSS Board and Maintainer • TODO Group Steering and OpenUK Board • CNCF TAG Contributor Strategy co-chair • PhD from the University of Greenwich focused on Linux kernel collaboration Photos by Mom, ,
  • 3. @geekygirldawn Community Health Analytics Open Source Software https://chaoss.community/ https://github.com/chaoss
  • 5. @geekygirldawn Why CHAOSS? Contributors, communities, and organizations Image by the CNCF CC BY-NC 2.0
  • 6. @geekygirldawn Why CHAOSS? Photo by Kate Ter Haar - CC BY 2.0 Develop metrics and software that help people make decisions
  • 7. @geekygirldawn GrimoireLab • Risk • DEI • Evolution • Value • Common CHAOSS Structure Software Metrics Programs • Metric Models • Badging • Mentorship
  • 8. @geekygirldawn Metrics Definition Examples https://chaoss.community/metrics/ Common DEI Evolution Risk Value • Programming Language Distribution • Types of Contributions • Burstiness • Time to First Response • Time to Close • Organizational Diversity • Event Family Friendliness • Event Accessibility • Board / Council Diversity • Inclusive Leadership • Mentorship • Documentation Usability • Code Changes Commits • Change Requests Accepted • Change Request Duration • Issue Age • Inactive Contributors • New Contributors • Bus Factor • Elephant Factor • Defect Resolution Time • Test Coverage • Libyears • Upstream Code Dependencies • License Coverage • Academic Open Source Project Impact • Project Velocity • Project Recommendability • Job Opportunities • Organizational Influence • Labor Investment
  • 9. ©2022 VMware, Inc. @geekygirldawn 10,000+ repos 100s of contributors / maintainers 9 VMware OSPO Challenge Image by CC BY-NC 2.0
  • 10. ©2022 VMware, Inc. @geekygirldawn Cut through the noise with 4 simple custom charts generated using Augur data 10 The OSPO Solution - Augur Photo by chumlee10 - CC BY-SA 2.0
  • 11. ©2022 VMware, Inc. @geekygirldawn 11
  • 12. ©2022 VMware, Inc. @geekygirldawn 12
  • 13. ©2022 VMware, Inc. @geekygirldawn 13
  • 14. ©2022 VMware, Inc. @geekygirldawn 14
  • 15. ©2022 VMware, Inc. @geekygirldawn 15 Community management - GrimoireLab
  • 16. ©2022 VMware, Inc. @geekygirldawn 16 Community management - GrimoireLab
  • 17. ©2022 VMware, Inc. @geekygirldawn 17 Community management - GrimoireLab BMI: Backlog Management Index: # of closed issues / # of open ones. Measures efficiency closing issues. Lead time: the time expressed in days between the opening and closing of an issue. Shown in average.
  • 18. ©2022 VMware, Inc. @geekygirldawn Focus on interpretation and improvement, not punishment 18 My Approach
  • 19. @geekygirldawn Other Examples • Gender Diversity Analysis in the OpenStack Community (PDF) • Huawei uses CHAOSS to understand project health (podcast) • Rochester Institute of Technology OSPO metrics (podcast) • Google understanding the lifecycle of OSS projects (podcast) • Internews OSS Lightweight Needs Assessment Toolkit (podcast)
  • 20. @geekygirldawn How to Get Involved • Participate with software, metrics, or a program • https://chaoss.community/participate/ • Twitter: @CHAOSSProj • YouTube: Search CHAOSS • Slack: CHAOSS Community
  • 22. ©2022 VMware, Inc. @geekygirldawn Dr. Dawn M. Foster fosterd@vmware.com fastwonderblog.com Open Source at VMware blogs.vmware.com/opensource @vmwopensource 22 Thank You!