/* sort -k2,2n */
PERF_COUNT_HW_CACHE_L1D  0
PERF_COUNT_HW_CACHE_L1I  1
PERF_COUNT_HW_CACHE_LL   2
PERF_COUNT_HW_CACHE_DTLB 3
PERF_COUNT_HW_CACHE_ITLB 4
PERF_COUNT_HW_CACHE_BPU  5
PERF_COUNT_HW_CACHE_NODE 6