{
int ncpu; /* cpu count of this system */
int nthreads; /* total thread count, must equal or less than cpu cores */
- int nconns; /* total conn count, must multiply by total thread count */
+ uint32_t nconns; /* total conn count, must multiply by total thread count */
int64_t exec_num; /* total execute number */
int run_time; /* total run time */