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improve benchmarks script, add benchmark for large map values update

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This commit is contained in:
Nathan Marz 2016-06-05 15:25:00 -04:00
parent 64afc6835a
commit 2412d90f71
1 changed files with 15 additions and 9 deletions
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24
scripts/benchmarks.clj
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@ -29,10 +29,10 @@
(for [i (range iters)]
(time-ms amt-per-iter afn))))
(defn compare-benchmark [iters amt-per-iter afn-map]
(defn compare-benchmark [amt-per-iter afn-map]
(let [results (transform [ALL LAST]
(fn [afn]
(average-time-ms iters amt-per-iter afn))
(average-time-ms 8 amt-per-iter afn))
afn-map)
[[_ best-time] & _ :as sorted] (sort-by last results)
]
@ -41,11 +41,11 @@
(println (pretty-float5 t) "\t\t" (pretty-float3 (/ t best-time 1.0)) "\t\t" k)
)))
(defmacro run-benchmark [name iters amt-per-iter & exprs]
(defmacro run-benchmark [name amt-per-iter & exprs]
(let [afn-map (->> exprs (map (fn [e] [`(quote ~e) `(fn [] ~e)])) (into {}))]
`(do
(println "Benchmark:" ~name)
(compare-benchmark ~iters ~amt-per-iter ~afn-map)
(compare-benchmark ~amt-per-iter ~afn-map)
(println "\n********************************\n")
)))
@ -53,7 +53,7 @@
(let [data {:a {:b {:c 1}}}
p (comp-paths :a :b :c)]
(run-benchmark "get value in nested map" 6 10000000
(run-benchmark "get value in nested map" 10000000
(get-in data [:a :b :c])
(select [:a :b :c] data)
(compiled-select p data)
@ -74,14 +74,14 @@
(my-update m3 :c afn))))))
(let [data {:a {:b {:c 1}}}]
(run-benchmark "update value in nested map" 6 1000000
(run-benchmark "update value in nested map" 1000000
(update-in data [:a :b :c] inc)
(transform [:a :b :c] inc data)
(manual-transform data inc)
))
(let [data [1 2 3 4 5]]
(run-benchmark "map a function over a vector" 6 1000000
(run-benchmark "map a function over a vector" 1000000
(vec (map inc data))
(mapv inc data)
(transform ALL inc data)
@ -101,13 +101,20 @@
))
(let [data {:a 1 :b 2 :c 3 :d 4}]
(run-benchmark "transform values of a map" 6 1000000
(run-benchmark "transform values of a map" 1000000
(into {} (for [[k v] data] [k (inc v)]))
(reduce-kv (fn [m k v] (assoc m k (inc v))) {} data)
(manual-similar-reduce-kv data)
(transform [ALL LAST] inc data)
))
(let [data (->> (for [i (range 1000)] [i i]) (into {}))]
(run-benchmark "transform values of large map" 1000
(into {} (for [[k v] data] [k (inc v)]))
(reduce-kv (fn [m k v] (assoc m k (inc v))) {} data)
(manual-similar-reduce-kv data)
(transform [ALL LAST] inc data)
))
(declarepath TreeValues)
@ -132,7 +139,6 @@
(let [data [1 2 [[3]] [4 6 [7 [8]] 10]]]
(run-benchmark "update every value in a tree (represented with vectors)"
6
100000
(walk/postwalk (fn [e] (if (and (number? e) (even? e)) (inc e) e)) data)
(transform [(walker number?) even?] inc data)