Hexor/sum_counter
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AB
2019-09-12 00:03:58 +03:00
parent e2ba2c900e
commit 1dcd90ab28
30 changed files with 5729 additions and 3 deletions
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5
sum.c
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@@ -1,6 +1,6 @@
// Maximum performance with optimal count of forks.
// HOW TO BUILD
// gcc summ.c -lpthread
// gcc sum.c -lpthread
#include <stdio.h>
#include <stdlib.h>
#include <sys/sysinfo.h>
@@ -35,7 +35,8 @@ int main(int argc, char *argv[])
{
long end, start, first, last, shift, i, temp;
int p_pid = getpid();
long f_count = 2 * get_nprocs_conf();
long f_count = 3 * get_nprocs_conf();
// long f_count = 1;
pid_t pid;
main_result = mmap(NULL, sizeof *main_result,
PROT_READ | PROT_WRITE,