Scale number of threads
Scale problem size
Terminated after 3470 steps.  Max. difference = 0.000100
800 rows.  36 processes.  3.21 seconds.  2220800000 grid point computations.  nanoseconds/comp. = 1.45
Terminated after 3513 steps.  Max. difference = 0.000100
1200 rows.  36 processes.  6.03 seconds.  5058720000 grid point computations.  nanoseconds/comp. = 1.19
Terminated after 3534 steps.  Max. difference = 0.000100
1600 rows.  36 processes.  11.97 seconds.  9047040000 grid point computations.  nanoseconds/comp. = 1.32
Terminated after 3547 steps.  Max. difference = 0.000100
2000 rows.  36 processes.  20.96 seconds.  14188000000 grid point computations.  nanoseconds/comp. = 1.48
Terminated after 3556 steps.  Max. difference = 0.000100
2400 rows.  36 processes.  34.26 seconds.  20482560000 grid point computations.  nanoseconds/comp. = 1.67
Terminated after 3563 steps.  Max. difference = 0.000100
2800 rows.  36 processes.  53.85 seconds.  27933920000 grid point computations.  nanoseconds/comp. = 1.93
Terminated after 3567 steps.  Max. difference = 0.000100
3200 rows.  36 processes.  69.13 seconds.  36526080000 grid point computations.  nanoseconds/comp. = 1.89
Terminated after 3571 steps.  Max. difference = 0.000100
3600 rows.  36 processes.  85.70 seconds.  46280160000 grid point computations.  nanoseconds/comp. = 1.85
Terminated after 3574 steps.  Max. difference = 0.000100
4000 rows.  36 processes.  103.88 seconds.  57184000000 grid point computations.  nanoseconds/comp. = 1.82
Terminated after 3576 steps.  Max. difference = 0.000100
4400 rows.  36 processes.  120.21 seconds.  69231360000 grid point computations.  nanoseconds/comp. = 1.74
Terminated after 3578 steps.  Max. difference = 0.000100
4800 rows.  36 processes.  139.22 seconds.  82437120000 grid point computations.  nanoseconds/comp. = 1.69
Terminated after 3580 steps.  Max. difference = 0.000100
5200 rows.  36 processes.  161.28 seconds.  96803200000 grid point computations.  nanoseconds/comp. = 1.67
Terminated after 3582 steps.  Max. difference = 0.000100
5600 rows.  36 processes.  175.10 seconds.  112331520000 grid point computations.  nanoseconds/comp. = 1.56
Terminated after 3583 steps.  Max. difference = 0.000100
6000 rows.  36 processes.  198.92 seconds.  128988000000 grid point computations.  nanoseconds/comp. = 1.54
Terminated after 3584 steps.  Max. difference = 0.000100
6400 rows.  36 processes.  217.21 seconds.  146800640000 grid point computations.  nanoseconds/comp. = 1.48
Terminated after 3585 steps.  Max. difference = 0.000100
6800 rows.  36 processes.  239.67 seconds.  165770400000 grid point computations.  nanoseconds/comp. = 1.45
Terminated after 3586 steps.  Max. difference = 0.000100
7200 rows.  36 processes.  255.44 seconds.  185898240000 grid point computations.  nanoseconds/comp. = 1.37
Terminated after 3587 steps.  Max. difference = 0.000100
7600 rows.  36 processes.  277.63 seconds.  207185120000 grid point computations.  nanoseconds/comp. = 1.34
Terminated after 3587 steps.  Max. difference = 0.000100
8000 rows.  36 processes.  300.33 seconds.  229568000000 grid point computations.  nanoseconds/comp. = 1.31