SHORT Cache bandwidth in MBytes/s EVENTSET FIXC0 INSTR_RETIRED_ANY FIXC1 CPU_CLK_UNHALTED_CORE FIXC2 CPU_CLK_UNHALTED_REF PMC0 L1D_REPLACEMENT PMC1 L2_TRANS_L1D_WB PMC2 L2_LINES_IN_ALL PMC3 L2_TRANS_L2_WB CBOX0C1 LLC_VICTIMS_M CBOX1C1 LLC_VICTIMS_M CBOX2C1 LLC_VICTIMS_M CBOX3C1 LLC_VICTIMS_M CBOX4C1 LLC_VICTIMS_M CBOX5C1 LLC_VICTIMS_M CBOX6C1 LLC_VICTIMS_M CBOX7C1 LLC_VICTIMS_M CBOX8C1 LLC_VICTIMS_M CBOX9C1 LLC_VICTIMS_M CBOX10C1 LLC_VICTIMS_M CBOX11C1 LLC_VICTIMS_M CBOX12C1 LLC_VICTIMS_M CBOX13C1 LLC_VICTIMS_M CBOX14C1 LLC_VICTIMS_M CBOX15C1 LLC_VICTIMS_M CBOX0C0 LLC_LOOKUP_DATA_READ CBOX1C0 LLC_LOOKUP_DATA_READ CBOX2C0 LLC_LOOKUP_DATA_READ CBOX3C0 LLC_LOOKUP_DATA_READ CBOX4C0 LLC_LOOKUP_DATA_READ CBOX5C0 LLC_LOOKUP_DATA_READ CBOX6C0 LLC_LOOKUP_DATA_READ CBOX7C0 LLC_LOOKUP_DATA_READ CBOX8C0 LLC_LOOKUP_DATA_READ CBOX9C0 LLC_LOOKUP_DATA_READ CBOX10C0 LLC_LOOKUP_DATA_READ CBOX11C0 LLC_LOOKUP_DATA_READ CBOX12C0 LLC_LOOKUP_DATA_READ CBOX13C0 LLC_LOOKUP_DATA_READ CBOX14C0 LLC_LOOKUP_DATA_READ CBOX15C0 LLC_LOOKUP_DATA_READ MBOX0C0 CAS_COUNT_RD MBOX0C1 CAS_COUNT_WR MBOX1C0 CAS_COUNT_RD MBOX1C1 CAS_COUNT_WR MBOX2C0 CAS_COUNT_RD MBOX2C1 CAS_COUNT_WR MBOX3C0 CAS_COUNT_RD MBOX3C1 CAS_COUNT_WR MBOX4C0 CAS_COUNT_RD MBOX4C1 CAS_COUNT_WR MBOX5C0 CAS_COUNT_RD MBOX5C1 CAS_COUNT_WR MBOX6C0 CAS_COUNT_RD MBOX6C1 CAS_COUNT_WR MBOX7C0 CAS_COUNT_RD MBOX7C1 CAS_COUNT_WR METRICS Runtime (RDTSC) [s] time Runtime unhalted [s] FIXC1*inverseClock Clock [MHz] 1.E-06*(FIXC1/FIXC2)/inverseClock CPI FIXC1/FIXC0 L2 to L1 load bandwidth [MBytes/s] 1.0E-06*PMC0*64.0/time L2 to L1 load data volume [GBytes] 1.0E-09*PMC0*64.0 L1 to L2 evict bandwidth [MBytes/s] 1.0E-06*PMC1*64.0/time L1 to L2 evict data volume [GBytes] 1.0E-09*PMC1*64.0 L1 to/from L2 bandwidth [MBytes/s] 1.0E-06*(PMC0+PMC1)*64.0/time L1 to/from L2 data volume [GBytes] 1.0E-09*(PMC0+PMC1)*64.0 L3 to L2 load bandwidth [MBytes/s] 1.0E-06*PMC2*64.0/time L3 to L2 load data volume [GBytes] 1.0E-09*PMC2*64.0 L2 to L3 evict bandwidth [MBytes/s] 1.0E-06*PMC3*64.0/time L2 to L3 evict data volume [GBytes] 1.0E-09*PMC3*64.0 L2 to/from L3 bandwidth [MBytes/s] 1.0E-06*(PMC2+PMC3)*64.0/time L2 to/from L3 data volume [GBytes] 1.0E-09*(PMC2+PMC3)*64.0 System to L3 bandwidth [MBytes/s] 1.0E-06*(CBOX0C0+CBOX1C0+CBOX2C0+CBOX3C0+CBOX4C0+CBOX5C0+CBOX6C0+CBOX7C0+CBOX8C0+CBOX9C0+CBOX10C0+CBOX11C0+CBOX12C0+CBOX13C0+CBOX14C0+CBOX15C0)*64.0/time System to L3 data volume [GBytes] 1.0E-09*(CBOX0C0+CBOX1C0+CBOX2C0+CBOX3C0+CBOX4C0+CBOX5C0+CBOX6C0+CBOX7C0+CBOX8C0+CBOX9C0+CBOX10C0+CBOX11C0+CBOX12C0+CBOX13C0+CBOX14C0+CBOX15C0)*64.0 L3 to system bandwidth [MBytes/s] 1.0E-06*(CBOX0C1+CBOX1C1+CBOX2C1+CBOX3C1+CBOX4C1+CBOX5C1+CBOX6C1+CBOX7C1+CBOX8C1+CBOX9C1+CBOX10C1+CBOX11C1+CBOX12C1+CBOX13C1+CBOX14C1+CBOX15C1)*64/time L3 to system data volume [GBytes] 1.0E-09*(CBOX0C1+CBOX1C1+CBOX2C1+CBOX3C1+CBOX4C1+CBOX5C1+CBOX6C1+CBOX7C1+CBOX8C1+CBOX9C1+CBOX10C1+CBOX11C1+CBOX12C1+CBOX13C1+CBOX14C1+CBOX15C1)*64 L3 to/from system bandwidth [MBytes/s] 1.0E-06*(CBOX0C0+CBOX1C0+CBOX2C0+CBOX3C0+CBOX4C0+CBOX5C0+CBOX6C0+CBOX7C0+CBOX8C0+CBOX9C0+CBOX10C0+CBOX11C0+CBOX12C0+CBOX13C0+CBOX14C0+CBOX15C0+CBOX0C1+CBOX1C1+CBOX2C1+CBOX3C1+CBOX4C1+CBOX5C1+CBOX6C1+CBOX7C1+CBOX8C1+CBOX9C1+CBOX10C1+CBOX11C1+CBOX12C1+CBOX13C1+CBOX14C1+CBOX15C1)*64.0/time L3 to/from system data volume [GBytes] 1.0E-09*(CBOX0C0+CBOX1C0+CBOX2C0+CBOX3C0+CBOX4C0+CBOX5C0+CBOX6C0+CBOX7C0+CBOX8C0+CBOX9C0+CBOX10C0+CBOX11C0+CBOX12C0+CBOX13C0+CBOX14C0+CBOX15C0+CBOX0C1+CBOX1C1+CBOX2C1+CBOX3C1+CBOX4C1+CBOX5C1+CBOX6C1+CBOX7C1+CBOX8C1+CBOX9C1+CBOX10C1+CBOX11C1+CBOX12C1+CBOX13C1+CBOX14C1+CBOX15C1)*64.0 Memory read bandwidth [MBytes/s] 1.0E-06*(MBOX0C0+MBOX1C0+MBOX2C0+MBOX3C0+MBOX4C0+MBOX5C0+MBOX6C0+MBOX7C0)*64.0/time Memory read data volume [GBytes] 1.0E-09*(MBOX0C0+MBOX1C0+MBOX2C0+MBOX3C0+MBOX4C0+MBOX5C0+MBOX6C0+MBOX7C0)*64.0 Memory write bandwidth [MBytes/s] 1.0E-06*(MBOX0C1+MBOX1C1+MBOX2C1+MBOX3C1+MBOX4C1+MBOX5C1+MBOX6C1+MBOX7C1)*64.0/time Memory write data volume [GBytes] 1.0E-09*(MBOX0C1+MBOX1C1+MBOX2C1+MBOX3C1+MBOX4C1+MBOX5C1+MBOX6C1+MBOX7C1)*64.0 Memory bandwidth [MBytes/s] 1.0E-06*(MBOX0C0+MBOX1C0+MBOX2C0+MBOX3C0+MBOX4C0+MBOX5C0+MBOX6C0+MBOX7C0+MBOX0C1+MBOX1C1+MBOX2C1+MBOX3C1+MBOX4C1+MBOX5C1+MBOX6C1+MBOX7C1)*64.0/time Memory data volume [GBytes] 1.0E-09*(MBOX0C0+MBOX1C0+MBOX2C0+MBOX3C0+MBOX4C0+MBOX5C0+MBOX6C0+MBOX7C0+MBOX0C1+MBOX1C1+MBOX2C1+MBOX3C1+MBOX4C1+MBOX5C1+MBOX6C1+MBOX7C1)*64.0 LONG Formulas: L2 to L1 load bandwidth [MBytes/s] = 1.0E-06*L1D_REPLACEMENT*64/time L2 to L1 load data volume [GBytes] = 1.0E-09*L1D_REPLACEMENT*64 L1 to L2 evict bandwidth [MBytes/s] = 1.0E-06*L2_TRANS_L1D_WB*64/time L1 to L2 evict data volume [GBytes] = 1.0E-09*L2_TRANS_L1D_WB*64 L1 to/from L2 bandwidth [MBytes/s] = 1.0E-06*(L1D_REPLACEMENT+L2_TRANS_L1D_WB)*64/time L1 to/from L2 data volume [GBytes] = 1.0E-09*(L1D_REPLACEMENT+L2_TRANS_L1D_WB)*64 L3 to L2 load bandwidth [MBytes/s] = 1.0E-06*L2_LINES_IN_ALL*64/time L3 to L2 load data volume [GBytes] = 1.0E-09*L2_LINES_IN_ALL*64 L2 to L3 evict bandwidth [MBytes/s] = 1.0E-06*L2_TRANS_L2_WB*64/time L2 to L3 evict data volume [GBytes] = 1.0E-09*L2_TRANS_L2_WB*64 L2 to/from L3 bandwidth [MBytes/s] = 1.0E-06*(L2_LINES_IN_ALL+L2_TRANS_L2_WB)*64/time L2 to/from L3 data volume [GBytes] = 1.0E-09*(L2_LINES_IN_ALL+L2_TRANS_L2_WB)*64 System to L3 bandwidth [MBytes/s] = 1.0E-06*(SUM(LLC_LOOKUP_DATA_READ))*64/time System to L3 data volume [GBytes] = 1.0E-09*(SUM(LLC_LOOKUP_DATA_READ))*64 L3 to system bandwidth [MBytes/s] = 1.0E-06*(SUM(LLC_VICTIMS_M))*64/time L3 to system data volume [GBytes] = 1.0E-09*(SUM(LLC_VICTIMS_M))*64 L3 to/from system bandwidth [MBytes/s] = 1.0E-06*(SUM(LLC_LOOKUP_DATA_READ)+SUM(LLC_VICTIMS_M))*64/time L3 to/from system data volume [GBytes] = 1.0E-09*(SUM(LLC_LOOKUP_DATA_READ)+SUM(LLC_VICTIMS_M))*64 Memory read bandwidth [MBytes/s] = 1.0E-06*(SUM(CAS_COUNT_RD))*64.0/time Memory read data volume [GBytes] = 1.0E-09*(SUM(CAS_COUNT_RD))*64.0 Memory write bandwidth [MBytes/s] = 1.0E-06*(SUM(CAS_COUNT_WR))*64.0/time Memory write data volume [GBytes] = 1.0E-09*(SUM(CAS_COUNT_WR))*64.0 Memory bandwidth [MBytes/s] = 1.0E-06*(SUM(CAS_COUNT_RD)+SUM(CAS_COUNT_WR))*64.0/time Memory data volume [GBytes] = 1.0E-09*(SUM(CAS_COUNT_RD)+SUM(CAS_COUNT_WR))*64.0 - Group to measure cache transfers between L1 and Memory. Please notice that the L3 to/from system metrics contain any traffic to the system (memory, Intel QPI, etc.) but don't seem to handle anything because commonly memory read bandwidth and L3 to L2 bandwidth is higher as the memory to L3 bandwidth.