32-th Fibonacci number is 15621 Total is 1536 Performance counter stats for 'bin/pascal-recursion.bin 32 256': 6447.567114 task-clock (msec) # 0.999 CPUs utilized 548 context-switches # 0.085 K/sec 18 cpu-migrations # 0.003 K/sec 52 page-faults # 0.008 K/sec 23,133,420,087 cycles # 3.588 GHz (83.32%) 11,444,379,598 stalled-cycles-frontend # 49.47% frontend cycles idle (83.32%) 6,787,952,142 stalled-cycles-backend # 29.34% backend cycles idle (66.66%) 21,206,535,327 instructions # 0.92 insn per cycle # 0.54 stalled cycles per insn (83.33%) 4,463,077,440 branches # 692.211 M/sec (83.32%) 72,745,152 branch-misses # 1.63% of all branches (83.37%) 6.453939492 seconds time elapsed