Introduction

• review of cloud provisioning systems (vcycle, vmdirac, htcondor, commercial systems, ..)
• opportunistic computing

CS first version

• motivation for original CS system and its design
  • Monolithic, multi-threaded python 2 module with in-memory data structures.

• performance
• limitations and issues
  • CLI user interface only.
  • Scaling.

CS second version

• design goal and new use cases
• architecture
• implementation
• monitoring, accounting and alerting
• performance
• data diagram
• functional diagram

Summary

Appendix

• Installation and configuration

References

• CSV1 from CHEP 2016
• google cloud
• MS Azure
• vcycle CHEP paper
• vmdirac CHEP paper