32-th Fibonacci number is 3524578 Total is 7391575801856 Performance counter stats for 'bin/haskell-zipwith.bin 32 2097152': 1055.813778 task-clock (msec) # 0.999 CPUs utilized 89 context-switches # 0.084 K/sec 0 cpu-migrations # 0.000 K/sec 81,078 page-faults # 0.077 M/sec 3,746,184,990 cycles # 3.548 GHz (83.33%) 1,026,497,860 stalled-cycles-frontend # 27.40% frontend cycles idle (83.38%) 884,248,328 stalled-cycles-backend # 23.60% backend cycles idle (66.66%) 7,346,809,295 instructions # 1.96 insn per cycle # 0.14 stalled cycles per insn (83.38%) 1,446,823,371 branches # 1370.340 M/sec (83.37%) 1,371,307 branch-misses # 0.09% of all branches (83.25%) 1.057097450 seconds time elapsed