#include <stdio.h>
#include <stdlib.h>

int main() {
    printf("=== HAKMEM Tiny Pool Memory Overhead Analysis ===\n\n");
    
    // 1M allocations of 16B
    const int num_allocs = 1000000;
    const int alloc_size = 16;
    const int slab_size = 65536; // 64KB
    const int blocks_per_slab = slab_size / alloc_size; // 4096
    
    printf("Data:\n");
    printf("  Total allocations: %d\n", num_allocs);
    printf("  Allocation size: %d bytes\n", alloc_size);
    printf("  Actual data: %d MB\n\n", num_allocs * alloc_size / 1024 / 1024);
    
    printf("Slab overhead:\n");
    printf("  Slab size: %d KB\n", slab_size / 1024);
    printf("  Blocks per slab: %d\n", blocks_per_slab);
    printf("  Slabs needed: %d\n", (num_allocs + blocks_per_slab - 1) / blocks_per_slab);
    printf("  Total slab memory: %d MB\n", 
           ((num_allocs + blocks_per_slab - 1) / blocks_per_slab) * slab_size / 1024 / 1024);
    
    printf("\nTLS Magazine overhead:\n");
    printf("  Magazine capacity: 2048 items\n");
    printf("  Size classes: 8\n");
    printf("  Pointer size: 8 bytes\n");
    printf("  Per-thread overhead: %d KB\n", 2048 * 8 * 8 / 1024);
    
    printf("\nBitmap overhead per slab:\n");
    printf("  Bitmap size: %d bytes (1 bit per block)\n", blocks_per_slab / 8);
    printf("  Summary bitmap: ~%d bytes\n", (blocks_per_slab / 8) / 64);
    
    return 0;
}