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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): 1.08533333333333
- 2400x2400 normal distributed random matrix ^1000____ (sec): 0.696666666666667
- Sorting of 7,000,000 random values__________________ (sec): 0.949666666666666
- 2800x2800 cross-product matrix (b = a' * a)_________ (sec): 0.224
- Linear regr. over a 3000x3000 matrix (c = a \ b')___ (sec): 0.139999999999998
- --------------------------------------------
- Trimmed geom. mean (2 extremes eliminated): 0.529193800855771
- II. Matrix functions
- --------------------
- FFT over 2,400,000 random values____________________ (sec): 0.489000000000001
- Eigenvalues of a 640x640 random matrix______________ (sec): 0.296333333333333
- Determinant of a 2500x2500 random matrix____________ (sec): 0.191666666666668
- Cholesky decomposition of a 3000x3000 matrix________ (sec): 0.200666666666668
- Inverse of a 1600x1600 random matrix________________ (sec): 0.169333333333329
- --------------------------------------------
- Trimmed geom. mean (2 extremes eliminated): 0.225044002977431
- III. Programmation
- ------------------
- 3,500,000 Fibonacci numbers calculation (vector calc)(sec): 0.662000000000001
- Creation of a 3000x3000 Hilbert matrix (matrix calc) (sec): 0.352666666666667
- Grand common divisors of 400,000 pairs (recursion)__ (sec): 0.545666666666667
- Creation of a 500x500 Toeplitz matrix (loops)_______ (sec): 0.419999999999997
- Escoufier's method on a 45x45 matrix (mixed)________ (sec): 0.374000000000002
- --------------------------------------------
- Trimmed geom. mean (2 extremes eliminated): 0.440909482435875
- Total time for all 15 tests_________________________ (sec): 6.797
- Overall mean (sum of I, II and III trimmed means/3)_ (sec): 0.374464406730302
- --- End of test ---
- 66.36user
- 1.55system
- 0:53.21elapsed
- 127%CPU
- (0avgtext+0avgdata 511632maxresident)k0inputs+16outputs (0major+115046minor)pagefaults 0swaps
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