Created
November 30, 2011 11:43
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> clj | |
Clojure 1.3.0 | |
user=> (def rands (repeatedly rand)) | |
#'user/rands | |
user=> (def ^doubles tmp (take 300000 rands)) | |
#'user/tmp | |
user=> (time (reduce + tmp)) | |
"Elapsed time: 433.227 msecs" | |
149973.6787182885 | |
user=> (time (reduce + tmp)) | |
"Elapsed time: 36.465 msecs" | |
149973.6787182885 | |
user=> (time (reduce + tmp)) | |
"Elapsed time: 30.094 msecs" | |
149973.6787182885 | |
user=> (time (reduce + tmp)) | |
"Elapsed time: 13.557 msecs" | |
149973.6787182885 | |
user=> (time (reduce + tmp)) | |
"Elapsed time: 13.408 msecs" | |
149973.6787182885 | |
user=> (def tmp2 (double-array tmp)) | |
#'user/tmp2 | |
user=> (time (reduce + tmp2)) | |
"Elapsed time: 15.851 msecs" | |
149973.6787182885 | |
user=> (time (reduce + tmp2)) | |
"Elapsed time: 6.072 msecs" | |
149973.6787182885 | |
user=> (time (reduce + tmp2)) | |
"Elapsed time: 2.824 msecs" | |
149973.6787182885 | |
user=> (time (reduce + tmp2)) | |
"Elapsed time: 3.009 msecs" | |
149973.6787182885 | |
user=> (def tmp3 (double-array 3000000 rands)) | |
OutOfMemoryError Java heap space clojure.core/repeatedly (core.clj:4512) |
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