10 May 2025 01:10:36 PM 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 2.00e-05 0.00e+00 11 2048 1.02 3.80e-05 0.00e+00 12 4096 1.00 7.60e-05 0.00e+00 13 8192 1.00 1.52e-04 0.00e+00 14 16384 1.00 3.05e-04 0.00e+00 15 32768 1.01 6.69e-04 0.00e+00 16 65536 1.00 1.41e-03 0.00e+00 17 131072 1.00 2.60e-03 0.00e+00 18 262144 1.00 5.22e-03 0.00e+00 19 524288 1.00 1.05e-02 0.00e+00 20 1048576 1.00 2.12e-02 0.00e+00 21 2097152 1.00 4.07e-02 0.00e+00 22 4194304 1.00 8.07e-02 0.00e+00 23 8388608 1.00 1.62e-01 0.00e+00 24 16777216 1.00 3.23e-01 0.00e+00 25 33554432 0.94 6.47e-01 1.00e+00 26 67108864 0.50 1.29e+00 1.00e+00 27 134217728 0.25 2.58e+00 3.00e+00 R4VEC Memory Test Log2(N) N Ave CPU Real 10 1024 1.01 2.10e-05 0.00e+00 11 2048 1.01 3.96e-05 0.00e+00 12 4096 1.00 7.87e-05 0.00e+00 13 8192 1.00 1.62e-04 0.00e+00 14 16384 1.00 3.15e-04 0.00e+00 15 32768 1.00 6.60e-04 0.00e+00 16 65536 1.00 1.29e-03 0.00e+00 17 131072 1.00 2.58e-03 0.00e+00 18 262144 1.00 5.21e-03 0.00e+00 19 524288 1.00 9.91e-03 0.00e+00 20 1048576 1.00 1.96e-02 0.00e+00 21 2097152 1.00 3.96e-02 0.00e+00 22 4194304 1.00 7.87e-02 0.00e+00 23 8388608 1.00 1.61e-01 0.00e+00 24 16777216 1.00 3.22e-01 1.00e+00 25 33554432 1.00 6.45e-01 0.00e+00 26 67108864 0.50 1.29e+00 2.00e+00 27 134217728 0.25 2.58e+00 2.00e+00 R8VEC Memory Test Log2(N) N Ave CPU Real 10 1024 1.01 1.90e-05 0.00e+00 11 2048 1.01 3.60e-05 0.00e+00 12 4096 1.00 7.20e-05 0.00e+00 13 8192 1.00 1.44e-04 0.00e+00 14 16384 1.00 2.86e-04 0.00e+00 15 32768 1.00 5.65e-04 0.00e+00 16 65536 1.00 1.14e-03 0.00e+00 17 131072 1.00 2.25e-03 0.00e+00 18 262144 1.00 4.41e-03 0.00e+00 19 524288 1.00 8.70e-03 0.00e+00 20 1048576 1.00 1.75e-02 0.00e+00 21 2097152 1.00 3.46e-02 0.00e+00 22 4194304 1.00 7.65e-02 0.00e+00 23 8388608 1.00 1.53e-01 0.00e+00 24 16777216 1.00 3.08e-01 1.00e+00 25 33554432 1.00 6.17e-01 0.00e+00 26 67108864 1.00 1.23e+00 2.00e+00 27 134217728 1.00 2.47e+00 2.00e+00 I4MAT Memory Test Log2(N) N N1 N2 Ave CPU Real 10 1024 32 32 1.000977 2.002716e-05 0.000000e+00 11 2048 32 64 1.016602 3.433228e-05 0.000000e+00 12 4096 64 64 1.004639 6.961823e-05 0.000000e+00 13 8192 64 128 1.003662 1.373291e-04 0.000000e+00 14 16384 128 128 1.004944 2.851486e-04 0.000000e+00 15 32768 128 256 1.005280 5.712509e-04 0.000000e+00 16 65536 256 256 1.000458 1.138687e-03 0.000000e+00 17 131072 256 512 1.001213 2.250671e-03 0.000000e+00 18 262144 512 512 1.001144 4.427910e-03 0.000000e+00 19 524288 512 1024 1.001167 8.876801e-03 0.000000e+00 20 1048576 1024 1024 1.000424 1.775455e-02 0.000000e+00 21 2097152 1024 2048 1.000325 3.564167e-02 0.000000e+00 22 4194304 2048 2048 0.999948 7.157230e-02 0.000000e+00 23 8388608 2048 4096 0.999856 1.497107e-01 1.000000e+00 24 16777216 4096 4096 1.000031 2.970982e-01 0.000000e+00 25 33554432 4096 8192 0.944511 5.939465e-01 0.000000e+00 26 67108864 8192 8192 0.500000 1.194391e+00 2.000000e+00 27 134217728 8192 16384 0.250000 2.380888e+00 2.000000e+00 R4MAT Memory Test Log2(N) N N1 N2 Ave CPU Real 10 1024 32 32 1.01 2.10e-05 0.00e+00 11 2048 32 64 1.01 3.43e-05 0.00e+00 12 4096 64 64 1.00 6.68e-05 0.00e+00 13 8192 64 128 1.00 1.45e-04 0.00e+00 14 16384 128 128 1.00 2.78e-04 0.00e+00 15 32768 128 256 1.00 5.80e-04 0.00e+00 16 65536 256 256 1.00 1.15e-03 0.00e+00 17 131072 256 512 1.00 2.28e-03 0.00e+00 18 262144 512 512 1.00 4.48e-03 0.00e+00 19 524288 512 1024 1.00 9.04e-03 0.00e+00 20 1048576 1024 1024 1.00 1.76e-02 0.00e+00 21 2097152 1024 2048 1.00 3.50e-02 0.00e+00 22 4194304 2048 2048 1.00 7.01e-02 0.00e+00 23 8388608 2048 4096 1.00 1.47e-01 0.00e+00 24 16777216 4096 4096 1.00 2.94e-01 1.00e+00 25 33554432 4096 8192 1.00 5.86e-01 0.00e+00 26 67108864 8192 8192 0.50 1.17e+00 1.00e+00 27 134217728 8192 16384 0.25 2.35e+00 3.00e+00 R8MAT Memory Test Log2(N) N N1 N2 Ave CPU Real 10 1024 32 32 1.01 1.91e-05 0.00e+00 11 2048 32 64 1.01 3.62e-05 0.00e+00 12 4096 64 64 1.00 7.25e-05 0.00e+00 13 8192 64 128 1.00 1.49e-04 0.00e+00 14 16384 128 128 1.00 2.90e-04 0.00e+00 15 32768 128 256 1.00 5.87e-04 0.00e+00 16 65536 256 256 1.00 1.15e-03 0.00e+00 17 131072 256 512 1.00 2.33e-03 0.00e+00 18 262144 512 512 1.00 4.58e-03 0.00e+00 19 524288 512 1024 1.00 8.85e-03 0.00e+00 20 1048576 1024 1024 1.00 1.78e-02 0.00e+00 21 2097152 1024 2048 1.00 3.53e-02 0.00e+00 22 4194304 2048 2048 1.00 7.74e-02 0.00e+00 23 8388608 2048 4096 1.00 1.55e-01 0.00e+00 24 16777216 4096 4096 1.00 3.11e-01 0.00e+00 25 33554432 4096 8192 1.00 6.25e-01 1.00e+00 26 67108864 8192 8192 1.00 1.25e+00 1.00e+00 27 134217728 8192 16384 1.00 2.51e+00 3.00e+00 MEMORY_TEST Normal end of execution. 10 May 2025 01:11:06 PM