/* * load50.c -- a simple busy-looping tool.  * Obviously, this runs with any kernel and any Unix * * Copyright (C) 2001 Alessandro Rubini and Jonathan Corbet * Copyright (C) 2001 O'Reilly & Associates * * The source code in this file can be freely used, adapted, * and redistributed in source or binary form, so long as an * acknowledgment appears in derived source files.  The citation * should list that the code comes from the book "Linux Device * Drivers" by Alessandro Rubini and Jonathan Corbet, published * by O'Reilly & Associates.   No warranty is attached; * we cannot take responsibility for errors or fitness for use. */ #include <stdio.h>#include <stdlib.h>#include <unistd.h>int main(int argc, char **argv){  int i, load=50;  if (argc==2) {      load=atoi(argv[1]);  }  printf("Bringing load to %i\n",load);    for (i=0; i<load; i++)    if (fork()==0)      break;  while(1)    ;  return 0;}