Parallella: 18 Cores in Your Hand

Presented as a 5-minute lightning talk at RubyConf 2015 in San Antonio, TX. Why does parallel computing matter? How does parallel computing improve performance? Let’s explore these questions together... in five minutes or less! For a 25-minute video version, visit http://rayhightower.com/blog/2015/08/22/madison-ruby-and-parallella/.

Curious about the Internet of Things? Check out http://WindyCityThings.com.

Transcript

1. RubyConf (Lightning Talk) San Antonio, TX, USA Nov15-17, 2015 Parallella: 18 Cores in Your Hand
2. Moore’s Law: 2x every 18 months
3. Moore’s Law: 2x every 18 months Moore’s Law 1993 - 2013 http://www.washingtonpost.com/blogs/innovations/wp/2015/04/14/10-images-that-explain-the- incredible-power-of-moores-law/ https://www.parallella.org/board/
4. RJ-45 Power μUSB μHDMI μSD
5. 16 RISC cores 2 ARM cores Total cores: 18
6. Reduced Instruction Set Computer RISC
7. 80/20 Rule RISC:
9. http://rayhightower.com/blog/2014/09/09/solar-powered-parallella/
10. http://rayhightower.com/blog/2014/09/09/solar-powered-parallella/ 5 volts 1 amp 5 watts Solar!
12. Find all primes up to 16,000,000. Serial on Parallella. Example:
13. 237.1 sec
14. Find all primes up to 16,000,000. Serial on Mac OS X.
15. 14.4 sec
16. Find all primes up to 16,000,000. Parallel on Parallella.
17. 18.6 sec
18. Summary: Finding Primes 0" 50" 100" 150" 200" 250" Parallel Parallella Serial Mac Serial Parallella 18.6 sec 14.4 sec 237.1 sec
19. Embarrassingly parallel problem.
21. Thanks! RayHightower.com