Show Cache and Page Info

cache_page.c

#include <stdio.h>
#include <unistd.h>

int main()
{
  puts("L1 I-cache:");
  printf("\tSize: %li\n", sysconf(_SC_LEVEL1_ICACHE_SIZE));
  printf("\tAssoc: %li\n", sysconf(_SC_LEVEL1_ICACHE_ASSOC));
  printf("\tLinesize: %li\n", sysconf(_SC_LEVEL1_ICACHE_LINESIZE));

  puts("L1 D-cache:");
  printf("\tSize: %li\n", sysconf(_SC_LEVEL1_DCACHE_SIZE));
  printf("\tAssoc: %li\n", sysconf(_SC_LEVEL1_DCACHE_ASSOC));
  printf("\tLinesize: %li\n", sysconf(_SC_LEVEL1_DCACHE_LINESIZE));

  puts("L2 cache:");
  printf("\tSize: %li\n", sysconf(_SC_LEVEL2_CACHE_SIZE));
  printf("\tAssoc: %li\n", sysconf(_SC_LEVEL2_CACHE_ASSOC));
  printf("\tLinesize: %li\n", sysconf(_SC_LEVEL2_CACHE_LINESIZE));

  puts("L3 cache:");
  printf("\tSize: %li\n", sysconf(_SC_LEVEL3_CACHE_SIZE));
  printf("\tAssoc: %li\n", sysconf(_SC_LEVEL3_CACHE_ASSOC));
  printf("\tLinesize: %li\n", sysconf(_SC_LEVEL3_CACHE_LINESIZE));

  puts("L4 cache:");
  printf("\tSize: %li\n", sysconf(_SC_LEVEL4_CACHE_SIZE));
  printf("\tAssoc: %li\n", sysconf(_SC_LEVEL4_CACHE_ASSOC));
  printf("\tLinesize: %li\n", sysconf(_SC_LEVEL4_CACHE_LINESIZE));

  puts("Paging:");
  printf("\tPage Size: %li\n", sysconf(_SC_PAGESIZE));
  printf("\tNumber of Physical Pages: %li\n", sysconf(_SC_PHYS_PAGES));
  printf("\tNumber of Available Physical Pages: %li\n",
         sysconf(_SC_AVPHYS_PAGES));

  return 0;
}