SHORT L2 cache bandwidth in MBytes/s EVENTSET PMC0 DATA_CACHE_REFILLS_ALL PMC1 DATA_CACHE_EVICTED_ALL PMC2 CPU_CLOCKS_UNHALTED METRICS Runtime (RDTSC) [s] time Runtime unhalted [s] PMC2*inverseClock L2D load bandwidth [MBytes/s] 1.0E-06*PMC0*64.0/time L2D load data volume [GBytes] 1.0E-09*PMC0*64.0 L2D evict bandwidth [MBytes/s] 1.0E-06*PMC1*64.0/time L2D evict data volume [GBytes] 1.0E-09*PMC1*64.0 L2 bandwidth [MBytes/s] 1.0E-06*(PMC0+PMC1)*64.0/time L2 data volume [GBytes] 1.0E-09*(PMC0+PMC1)*64.0 LONG Formulas: L2D load bandwidth [MBytes/s] = 1.0E-06*DATA_CACHE_REFILLS_ALL*64.0/time L2D load data volume [GBytes] = 1.0E-09*DATA_CACHE_REFILLS_ALL*64.0 L2D evict bandwidth [MBytes/s] = 1.0E-06*DATA_CACHE_EVICTED_ALL*64.0/time L2D evict data volume [GBytes] = 1.0E-09*DATA_CACHE_EVICTED_ALL*64.0 L2 bandwidth [MBytes/s] = 1.0E-06*(DATA_CACHE_REFILLS_ALL+DATA_CACHE_EVICTED_ALL)*64/time L2 data volume [GBytes] = 1.0E-09*(DATA_CACHE_REFILLS_ALL+DATA_CACHE_EVICTED_ALL)*64 - Profiling group to measure L2 cache bandwidth. The bandwidth is computed by the number of cache line loaded from L2 to L1 and the number of modified cache lines evicted from the L1. Note that this bandwidth also includes data transfers due to a write allocate load on a store miss in L1 and copy back transfers if originated from L2.