1. Hosted DOMjudge KEITH JOHNSON KJ@UBERGEEK42.COM

2. Who am I? Systems Administrator @Florida Tech ◦5 years Chief of Operations - USA Southeast Region ◦5 years DOMjudge Developer ◦3 years

3. What’s this about? https://cloudcontest.org DOMjudge in “the cloud” Automatically scales for basically any size contest Simple setup

4. Why make this? DOMjudge seems to be the most popular self-hosted CCS ◦Used by many regions(NWERC, SER USA, SOCAL, etc) DOMjudge can be somewhat tricky to install if you aren’t a Linux person ◦Documentation is very good though Overall Goal ◦Make the technical side of running a contest as easy as possible

5. Why is this great? Create contest in just a few clicks Your own dedicated cluster of machines Automatic scaling and redundancy Custom subdomain ◦http://.cloudcontest.org Permanent static scoreboard Full database dump for download after the contest

6. How is this different?

8. Virtual Machines for Judgehosts? Admittedly it’s not ideal Support bringing your own: ◦Easy to point your own judgehosts at our hosted instance Coming soon ◦USB bootable judgehost image ◦Just plug in, boot, and go

9. Demo Hopefully the internet in here works! https://cloudcontest.org/ http://clidemo.cloudcontest.org

10. Other Tangentially Related Work USB Bootable Contestant Environment Fully customizable Linux environment tailed for programming competitions ◦http://icpc-environment.github.io/http://icpc-environment.github.io/ ◦Open Source ◦Consistent team environment ◦No modifications to the computer necessary, as long as they can boot from USB Used by the USA SER. Contact me kj@ubergeek42.com for detailskj@ubergeek42.com

11. Questions/Comments/References? Email/Google Hangouts: kj@ubergeek42.com https://cloudcontest.org http://clidemo.cloudcontest.orghttp://clidemo.cloudcontest.org - Demo DOMjudge instance http://domjudge.orghttp://domjudge.org - DOMjudge website