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- cat R-benchmark-25.R | time R --slave > result.txt 2>&1
- -----
- Loading required package: Matrix
- Loading required package: SuppDists
- Warning message:
- In library(package, lib.loc = lib.loc, character.only = TRUE, logical.return = TRUE, :
- there is no package called ‘SuppDists’
- Warning messages:
- 1: In remove("a", "b") : object 'a' not found
- 2: In remove("a", "b") : object 'b' not found
- R Benchmark 2.5
- ===============
- Number of times each test is run__________________________: 3
- I. Matrix calculation
- ---------------------
- Creation, transp., deformation of a 2500x2500 matrix (sec): 1.58433333333333
- 2400x2400 normal distributed random matrix ^1000____ (sec): 0.746333333333334
- Sorting of 7,000,000 random values__________________ (sec): 1.61
- 2800x2800 cross-product matrix (b = a' * a)_________ (sec): 0.209666666666667
- Linear regr. over a 3000x3000 matrix (c = a \ b')___ (sec): 0.149666666666667
- --------------------------------------------
- Trimmed geom. mean (2 extremes eliminated): 0.628207229073038
- II. Matrix functions
- --------------------
- FFT over 2,400,000 random values____________________ (sec): 0.67866666666667
- Eigenvalues of a 640x640 random matrix______________ (sec): 0.287666666666667
- Determinant of a 2500x2500 random matrix____________ (sec): 0.196666666666668
- Cholesky decomposition of a 3000x3000 matrix________ (sec): 0.227666666666667
- Inverse of a 1600x1600 random matrix________________ (sec): 0.139000000000001
- --------------------------------------------
- Trimmed geom. mean (2 extremes eliminated): 0.234408442336893
- III. Programmation
- ------------------
- 3,500,000 Fibonacci numbers calculation (vector calc)(sec): 0.769666666666668
- Creation of a 3000x3000 Hilbert matrix (matrix calc) (sec): 0.573999999999998
- Grand common divisors of 400,000 pairs (recursion)__ (sec): 0.763999999999998
- Creation of a 500x500 Toeplitz matrix (loops)_______ (sec): 0.712333333333338
- Escoufier's method on a 45x45 matrix (mixed)________ (sec): 0.90100000000001
- --------------------------------------------
- Trimmed geom. mean (2 extremes eliminated): 0.748215041655191
- Total time for all 15 tests_________________________ (sec): 9.55066666666669
- Overall mean (sum of I, II and III trimmed means/3)_ (sec): 0.479403136562526
- --- End of test ---
- 89.28user
- 1.67system
- 1:12.05elapsed
- 126%CPU
- (0avgtext+0avgdata 491140maxresident)k0inputs+24outputs (0major+94611minor)pagefaults 0swaps
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