It's far more complex than it needs to be. If you want a fast, high quality dete... | Hacker News

Hacker News new | past | comments | ask | show | jobs | submit

login

Scaevolus on Dec 9, 2014 | parent | context | favorite | on: Random in the wild

It's far more complex than it needs to be. If you want a fast, high quality deterministic RNG, use something from the xorshift family.

edwintorok on Dec 9, 2014 [–]

This is a good article describing fast non-cryptographic RNGs: http://www.drdobbs.com/tools/fast-high-quality-parallel-rand... http://www.drdobbs.com/tools/fast-high-quality-parallel-rand...

CMRES is quite impressive, I get ~1500 MB/s out of it. Quite useful for generating large unique files for various testcases.

Consider applying for YC's Fall 2025 batch! Applications are open till Aug 4
Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact