basekernel/user/test/statworkload.c

56 lines
1.1 KiB
C

#include "library/malloc.h"
#include "library/syscalls.h"
#include "library/string.h"
#include "library/user-io.h"
/*
Continuously read files at random intervals to generate statistics
*/
int filereads() {
int fd[8];
char buffer[4096];
int i, j;
int n, count = 0, mod = 7;
while (1) {
for (i = 0; i < (count + mod) % mod; i++) {
fd[0] = syscall_open_file("bin/exectest.exe", 0, 0);
fd[1] = syscall_open_file("bin/long.exe", 0, 0);
fd[2] = syscall_open_file("bin/saver.exe", 0, 0);
for (j = 0; j < 3; j++) {
while((n = syscall_object_read(fd[j], buffer, 1024)) > 0) {
}
}
syscall_object_close(fd[0]);
syscall_object_close(fd[1]);
syscall_object_close(fd[2]);
}
syscall_process_sleep(3000);
count++;
}
}
int main(int argc, char const *argv[]) {
if (argc < 2 || !strcmp(argv[1], "bcache")) {
filereads();
}
else if (!strcmp(argv[1], "process")) {
filereads();
}
else if (!strcmp(argv[1], "device_driver")) {
filereads();
}
else if (!strcmp(argv[1], "system")) {
filereads();
}
else {
filereads();
}
return 0;
}