original-with-bench.clj

(original chunks)
=> {0 3330, 1 3330, 2 3330} ;; as expected!

;; Note that the standard deviation is huge here
(criterium/quick-bench (original chunks))
"
Evaluation count              : 294 in 6 samples of 49 calls.
Execution time mean           : 10.778696 ms
Execution time std-deviation  : 8.818884 ms
Execution time lower quantile : 1.680341 ms ( 2.5%)
Execution time upper quantile : 22.618172 ms (97.5%)
Overhead used                 : 61.555210 ns
"
;; Let's do a more thorough bench
(criterium/bench (original chunks))
"
Evaluation count              : 46800 in 60 samples of 780 calls.
Execution time mean           : 1.314476 ms
Execution time std-deviation  : 34.540276 µs
Execution time lower quantile : 1.275610 ms ( 2.5%)
Execution time upper quantile : 1.405845 ms (97.5%)
Overhead used                 : 1.976022 ns

Found 3 outliers in 60 samples (5.0000 %)
low-severe 1 (1.6667 %)
low-mild	 2 (3.3333 %)
Variance from outliers : 14.1514 % Variance is moderately inflated by outliers
"