performance measurements

Each table row shows performance measurements for this F# Mono program with a particular command-line input value N.

 N  CPU secs Elapsed secs Memory KB Code B ≈ CPU Load
50,0001.901.9032,472413  5% 2% 95% 1%
500,0007.537.54110,772413  1% 100% 0% 1%
5,000,00063.1763.211,283,596413  7% 0% 2% 92%

Read the ↓ make, command line, and program output logs to see how this program was run.

Read regex-dna benchmark to see what this program should do.

 notes

F# Compiler for F# 3.0 (Open Source Edition)

Mono JIT compiler version 3.4.1 (master/ea46441 Mon Apr 28 17:45:05 PDT 2014)
LLVM: yes(3.4svn-mono-mono/e656cac)
GC: sgen

 regex-dna F# Mono #2 program source code

// The Computer Language Benchmarks Game

// http://benchmarksgame.alioth.debian.org/

//

// Contributed by Valentin Kraevskiy


open System.Text.RegularExpressions

let regex s = Regex (s, RegexOptions.Compiled)
let input = stdin.ReadToEnd ()
let text = (regex ">.*\n|\n").Replace (input, "")

["agggtaaa|tttaccct"
 "[cgt]gggtaaa|tttaccc[acg]"
 "a[act]ggtaaa|tttacc[agt]t"
 "ag[act]gtaaa|tttac[agt]ct"
 "agg[act]taaa|ttta[agt]cct"
 "aggg[acg]aaa|ttt[cgt]ccct"
 "agggt[cgt]aa|tt[acg]accct"
 "agggta[cgt]a|t[acg]taccct"
 "agggtaa[cgt]|[acg]ttaccct"]
|> List.iter (fun s ->
         printf "%s %i\n" s ((regex s).Matches text).Count)

let newText =
    ["B", "(c|g|t)"
     "D", "(a|g|t)"
     "H", "(a|c|t)"
     "K", "(g|t)"
     "M", "(a|c)"
     "N", "(a|c|g|t)"
     "R", "(a|g)"
     "S", "(c|g)"
     "V", "(a|c|g)"
     "W", "(a|t)"
     "Y", "(c|t)"]
     |> List.fold (fun s (code, alt) -> 
            (regex code).Replace (s, alt)) text

printf "\n%i\n%i\n%i\n" input.Length text.Length newText.Length

 make, command-line, and program output logs

Tue, 29 Apr 2014 21:40:51 GMT

MAKE:
mv regexdna.fsharp-2.fsharp regexdna.fsharp-2.fs
/usr/local/bin/fsharpc --target:exe --platform:x64 -O  -o regexdna.fsharp-2.fsharp_run.exe regexdna.fsharp-2.fs
F# Compiler for F# 3.0 (Open Source Edition)
Freely distributed under the Apache 2.0 Open Source License

/home/dunham/benchmarksgame_quadcore/regexdna/tmp/regexdna.fsharp-2.fs(6,1): warning FS0221: The declarations in this file will be placed in an implicit module 'Regexdna.fsharp-2' based on the file name 'regexdna.fsharp-2.fs'. However this is not a valid F# identifier, so the contents will not be accessible from other files. Consider renaming the file or adding a 'module' or 'namespace' declaration at the top of the file.
rm regexdna.fsharp-2.fs
3.74s to complete and log all make actions

COMMAND LINE:
/usr/local/bin/mono --llvm --gc=sgen regexdna.fsharp-2.fsharp_run.exe 0 < regexdna-input5000000.txt

PROGRAM OUTPUT:
agggtaaa|tttaccct 356
[cgt]gggtaaa|tttaccc[acg] 1250
a[act]ggtaaa|tttacc[agt]t 4252
ag[act]gtaaa|tttac[agt]ct 2894
agg[act]taaa|ttta[agt]cct 5435
aggg[acg]aaa|ttt[cgt]ccct 1537
agggt[cgt]aa|tt[acg]accct 1431
agggta[cgt]a|t[acg]taccct 1608
agggtaa[cgt]|[acg]ttaccct 2178

50833411
50000000
66800214

Revised BSD license

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