diff options
Diffstat (limited to 'test/iopipe.c')
| -rw-r--r-- | test/iopipe.c | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/test/iopipe.c b/test/iopipe.c index f185aad..4d856b9 100644 --- a/test/iopipe.c +++ b/test/iopipe.c @@ -59,16 +59,22 @@ print_stats (const char *prefix, { double u_time, s_time, e_time, bw; - u_time = (r_stop->ru_utime.tv_sec+r_stop->ru_utime.tv_usec/1000000.0) - - (r_start->ru_utime.tv_sec+r_start->ru_utime.tv_usec/1000000.0); + u_time = ((double)(r_stop->ru_utime.tv_sec)+ + (double)(r_stop->ru_utime.tv_usec)/1000000.0) - + ((double)(r_start->ru_utime.tv_sec)+ + (double)(r_start->ru_utime.tv_usec)/1000000.0); - s_time = (r_stop->ru_stime.tv_sec+r_stop->ru_stime.tv_usec/1000000.0) - - (r_start->ru_stime.tv_sec+r_start->ru_stime.tv_usec/1000000.0); + s_time = ((double)(r_stop->ru_stime.tv_sec)+ + (double)(r_stop->ru_stime.tv_usec)/1000000.0) - + ((double)(r_start->ru_stime.tv_sec)+ + (double)(r_start->ru_stime.tv_usec)/1000000.0); - e_time = (t_stop->tv_sec+t_stop->tv_usec/1000000.0) - - (t_start->tv_sec+t_start->tv_usec/1000000.0); + e_time = ((double)(t_stop->tv_sec)+ + (double)(t_stop->tv_usec)/1000000.0) - + ((double)(t_start->tv_sec)+ + (double)(t_start->tv_usec)/1000000.0); - bw = nbytes / e_time; + bw = (double)nbytes / e_time; printf (HEADING "%1.2fuser %1.2fsystem %1.2felapsed %1.2fMB/s\n", prefix, u_time, s_time, e_time, bw/(1024*1024)); @@ -141,7 +147,8 @@ main (void) int start[2]; size_t count[2]; - printf ("I/O request size is %1.1fMB\n", (size[0]*size[1])/(1024.0*1024)); + printf ("I/O request size is %1.1fMB\n", + ((double)(size[0])*(double)(size[1]))/(1024.0*1024)); /* Open the files */ |