31 July 2020 11:26:44 AM MEMORY_TEST C version Try to see how big vectors and matrices can be. User value of N_LOG_MIN = 10 User value of N_LOG_MAX = 27 I4VEC Memory Test Log2(N) N Ave CPU Real 10 1024 1.00 5.50e-05 0.00e+00 11 2048 1.02 9.70e-05 0.00e+00 12 4096 1.00 1.92e-04 0.00e+00 13 8192 1.00 3.92e-04 0.00e+00 14 16384 1.00 7.58e-04 0.00e+00 15 32768 1.01 1.62e-03 0.00e+00 16 65536 1.00 1.06e-03 0.00e+00 17 131072 1.00 1.93e-03 0.00e+00 18 262144 1.00 3.81e-03 0.00e+00 19 524288 1.00 7.47e-03 0.00e+00 20 1048576 1.00 1.36e-02 0.00e+00 21 2097152 1.00 2.55e-02 0.00e+00 22 4194304 1.00 4.75e-02 0.00e+00 23 8388608 1.00 9.50e-02 0.00e+00 24 16777216 1.00 1.89e-01 0.00e+00 25 33554432 0.94 3.80e-01 0.00e+00 26 67108864 0.50 7.56e-01 1.00e+00 27 134217728 0.25 1.51e+00 2.00e+00 R4VEC Memory Test Log2(N) N Ave CPU Real 10 1024 1.01 1.10e-05 0.00e+00 11 2048 1.01 1.88e-05 0.00e+00 12 4096 1.00 3.79e-05 0.00e+00 13 8192 1.00 7.49e-05 0.00e+00 14 16384 1.00 1.49e-04 0.00e+00 15 32768 1.00 3.24e-04 0.00e+00 16 65536 1.00 6.34e-04 0.00e+00 17 131072 1.00 1.31e-03 0.00e+00 18 262144 1.00 2.52e-03 0.00e+00 19 524288 1.00 4.94e-03 0.00e+00 20 1048576 1.00 1.00e-02 0.00e+00 21 2097152 1.00 1.98e-02 0.00e+00 22 4194304 1.00 3.97e-02 0.00e+00 23 8388608 1.00 8.47e-02 0.00e+00 24 16777216 1.00 1.69e-01 0.00e+00 25 33554432 1.00 3.40e-01 0.00e+00 26 67108864 0.50 6.77e-01 1.00e+00 27 134217728 0.25 1.35e+00 1.00e+00 R8VEC Memory Test Log2(N) N Ave CPU Real 10 1024 1.01 1.30e-05 0.00e+00 11 2048 1.01 2.20e-05 0.00e+00 12 4096 1.00 4.30e-05 0.00e+00 13 8192 1.00 8.60e-05 0.00e+00 14 16384 1.00 1.72e-04 0.00e+00 15 32768 1.00 3.42e-04 0.00e+00 16 65536 1.00 6.83e-04 0.00e+00 17 131072 1.00 1.42e-03 0.00e+00 18 262144 1.00 2.74e-03 1.00e+00 19 524288 1.00 5.53e-03 0.00e+00 20 1048576 1.00 1.12e-02 0.00e+00 21 2097152 1.00 2.21e-02 0.00e+00 22 4194304 1.00 5.40e-02 0.00e+00 23 8388608 1.00 1.09e-01 0.00e+00 24 16777216 1.00 2.16e-01 0.00e+00 25 33554432 1.00 4.34e-01 0.00e+00 26 67108864 1.00 8.62e-01 1.00e+00 27 134217728 1.00 1.72e+00 2.00e+00 I4MAT Memory Test Log2(N) N N1 N2 Ave CPU Real 10 1024 32 32 1.000977 1.239777e-05 0.000000e+00 11 2048 32 64 1.016602 2.193451e-05 0.000000e+00 12 4096 64 64 1.004639 4.291534e-05 0.000000e+00 13 8192 64 128 1.003662 8.487701e-05 0.000000e+00 14 16384 128 128 1.004944 1.668930e-04 0.000000e+00 15 32768 128 256 1.005280 3.328323e-04 0.000000e+00 16 65536 256 256 1.000458 6.637573e-04 0.000000e+00 17 131072 256 512 1.001213 1.366615e-03 0.000000e+00 18 262144 512 512 1.001144 2.644539e-03 0.000000e+00 19 524288 512 1024 1.001167 5.335808e-03 0.000000e+00 20 1048576 1024 1024 1.000424 1.068401e-02 0.000000e+00 21 2097152 1024 2048 1.000325 2.123165e-02 0.000000e+00 22 4194304 2048 2048 0.999948 4.246044e-02 0.000000e+00 23 8388608 2048 4096 0.999856 9.507179e-02 0.000000e+00 24 16777216 4096 4096 1.000031 1.920662e-01 0.000000e+00 25 33554432 4096 8192 0.944511 3.796043e-01 1.000000e+00 26 67108864 8192 8192 0.500000 7.617750e-01 1.000000e+00 27 134217728 8192 16384 0.250000 1.516714e+00 1.000000e+00 R4MAT Memory Test Log2(N) N N1 N2 Ave CPU Real 10 1024 32 32 1.01 1.24e-05 0.00e+00 11 2048 32 64 1.01 2.10e-05 0.00e+00 12 4096 64 64 1.00 4.01e-05 0.00e+00 13 8192 64 128 1.00 7.92e-05 0.00e+00 14 16384 128 128 1.00 1.56e-04 0.00e+00 15 32768 128 256 1.00 3.15e-04 0.00e+00 16 65536 256 256 1.00 6.34e-04 0.00e+00 17 131072 256 512 1.00 1.21e-03 0.00e+00 18 262144 512 512 1.00 2.47e-03 0.00e+00 19 524288 512 1024 1.00 4.84e-03 0.00e+00 20 1048576 1024 1024 1.00 9.78e-03 0.00e+00 21 2097152 1024 2048 1.00 1.94e-02 0.00e+00 22 4194304 2048 2048 1.00 3.88e-02 0.00e+00 23 8388608 2048 4096 1.00 8.73e-02 0.00e+00 24 16777216 4096 4096 1.00 1.76e-01 0.00e+00 25 33554432 4096 8192 1.00 3.49e-01 1.00e+00 26 67108864 8192 8192 0.50 6.99e-01 0.00e+00 27 134217728 8192 16384 0.25 1.40e+00 2.00e+00 R8MAT Memory Test Log2(N) N N1 N2 Ave CPU Real 10 1024 32 32 1.01 1.43e-05 0.00e+00 11 2048 32 64 1.01 2.19e-05 0.00e+00 12 4096 64 64 1.00 4.48e-05 0.00e+00 13 8192 64 128 1.00 8.96e-05 0.00e+00 14 16384 128 128 1.00 1.78e-04 0.00e+00 15 32768 128 256 1.00 3.58e-04 0.00e+00 16 65536 256 256 1.00 7.17e-04 0.00e+00 17 131072 256 512 1.00 1.38e-03 0.00e+00 18 262144 512 512 1.00 2.77e-03 0.00e+00 19 524288 512 1024 1.00 5.54e-03 0.00e+00 20 1048576 1024 1024 1.00 1.11e-02 0.00e+00 21 2097152 1024 2048 1.00 2.22e-02 0.00e+00 22 4194304 2048 2048 1.00 5.44e-02 0.00e+00 23 8388608 2048 4096 1.00 1.09e-01 0.00e+00 24 16777216 4096 4096 1.00 2.17e-01 0.00e+00 25 33554432 4096 8192 1.00 4.36e-01 1.00e+00 26 67108864 8192 8192 1.00 8.68e-01 1.00e+00 27 134217728 8192 16384 1.00 1.73e+00 1.00e+00 MEMORY_TEST Normal end of execution. 31 July 2020 11:27:02 AM