one billion rows rust

Dummy implementation of the One Billion challenge in rust.

Optimized for linux (might not work in other platforms).

options

-t : number of worker threads spawned. default to number of availaible cpu threads

on my laptop

time

time ./target/release/one_billion_rows_challenge -t 48
real    0m10,361s
user    1m42,832s
sys     0m3,526s

hyperfine

➜  one_billion_rust git:(main) ✗ hyperfine "./target/release/one_billion_rows_challenge -t 48" --runs 5
Benchmark 1: ./target/release/one_billion_rows_challenge -t 48
  Time (mean ± σ):     10.246 s ±  0.588 s    [User: 102.523 s, System: 4.382 s]
  Range (min … max):    9.575 s … 10.812 s    5 runs