32-th Fibonacci number is 3524578 Total is 902291968 Performance counter stats for 'bin/cpp-recursion.bin 32 256': 1511.94 msec task-clock # 1.000 CPUs utilized 3 context-switches # 1.984 /sec 0 cpu-migrations # 0.000 /sec 129 page-faults # 85.321 /sec 5878212833 cycles # 3.888 GHz 18139901083 instructions # 3.09 insn per cycle 3611238523 branches # 2.388 G/sec 19927608 branch-misses # 0.55% of all branches 1.512279113 seconds time elapsed 1.510295000 seconds user 0.001999000 seconds sys