1 PERF_COUNT_HW_CPU_CYCLES 0 2 PERF_COUNT_HW_INSTRUCTIONS 1 3 PERF_COUNT_HW_CACHE_REFERENCES 2 4 PERF_COUNT_HW_CACHE_MISSES 3 5 PERF_COUNT_HW_BRANCH_INSTRUCTIONS 4 6 PERF_COUNT_HW_BRANCH_MISSES 5 7 PERF_COUNT_HW_BUS_CYCLES 6 8 PERF_COUNT_HW_STALLED_CYCLES_FRONTEND 7 9 PERF_COUNT_HW_STALLED_CYCLES_BACKEND 8 10 PERF_COUNT_HW_REF_CPU_CYCLES 9 11 #unterminated 12