cc-metric-collector/collectors/likwid/groups/broadwellD/MEM_DP.txt
2021-03-25 14:47:10 +01:00

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SHORT Overview of arithmetic and main memory performance
EVENTSET
FIXC0 INSTR_RETIRED_ANY
FIXC1 CPU_CLK_UNHALTED_CORE
FIXC2 CPU_CLK_UNHALTED_REF
PWR0 PWR_PKG_ENERGY
PWR3 PWR_DRAM_ENERGY
PMC0 FP_ARITH_INST_RETIRED_128B_PACKED_DOUBLE
PMC1 FP_ARITH_INST_RETIRED_SCALAR_DOUBLE
PMC2 FP_ARITH_INST_RETIRED_256B_PACKED_DOUBLE
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
Energy [J] PWR0
Power [W] PWR0/time
Energy DRAM [J] PWR3
Power DRAM [W] PWR3/time
MFLOP/s 1.0E-06*(PMC0*2.0+PMC1+PMC2*4.0)/time
AVX [MFLOP/s] 1.0E-06*(PMC2*4.0)/time
Packed [MUOPS/s] 1.0E-06*(PMC0+PMC2)/time
Scalar [MUOPS/s] 1.0E-06*PMC1/time
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
Operational intensity (PMC0*2.0+PMC1+PMC2*4.0)/((MBOX0C0+MBOX1C0+MBOX2C0+MBOX3C0+MBOX4C0+MBOX5C0+MBOX6C0+MBOX7C0+MBOX0C1+MBOX1C1+MBOX2C1+MBOX3C1+MBOX4C1+MBOX5C1+MBOX6C1+MBOX7C1)*64.0)
LONG
Formulas:
Power [W] = PWR_PKG_ENERGY/runtime
Power DRAM [W] = PWR_DRAM_ENERGY/runtime
MFLOP/s = 1.0E-06*(FP_ARITH_INST_RETIRED_128B_PACKED_DOUBLE*2+FP_ARITH_INST_RETIRED_SCALAR_DOUBLE+FP_ARITH_INST_RETIRED_256B_PACKED_DOUBLE*4)/runtime
AVX [MFLOP/s] = 1.0E-06*(FP_ARITH_INST_RETIRED_256B_PACKED_DOUBLE*4)/runtime
Packed [MUOPS/s] = 1.0E-06*(FP_ARITH_INST_RETIRED_128B_PACKED_DOUBLE+FP_ARITH_INST_RETIRED_256B_PACKED_DOUBLE)/runtime
Scalar [MUOPS/s] = 1.0E-06*FP_ARITH_INST_RETIRED_SCALAR_DOUBLE/runtime
Memory read bandwidth [MBytes/s] = 1.0E-06*(SUM(MBOXxC0))*64.0/runtime
Memory read data volume [GBytes] = 1.0E-09*(SUM(MBOXxC0))*64.0
Memory write bandwidth [MBytes/s] = 1.0E-06*(SUM(MBOXxC1))*64.0/runtime
Memory write data volume [GBytes] = 1.0E-09*(SUM(MBOXxC1))*64.0
Memory bandwidth [MBytes/s] = 1.0E-06*(SUM(MBOXxC0)+SUM(MBOXxC1))*64.0/runtime
Memory data volume [GBytes] = 1.0E-09*(SUM(MBOXxC0)+SUM(MBOXxC1))*64.0
Operational intensity = (FP_ARITH_INST_RETIRED_128B_PACKED_DOUBLE*2+FP_ARITH_INST_RETIRED_SCALAR_DOUBLE+FP_ARITH_INST_RETIRED_256B_PACKED_DOUBLE*4)/((SUM(MBOXxC0)+SUM(MBOXxC1))*64.0)
--
Profiling group to measure memory bandwidth drawn by all cores of a socket.
Since this group is based on Uncore events it is only possible to measure on
a per socket base. Also outputs total data volume transferred from main memory.
SSE scalar and packed double precision FLOP rates. Also reports on packed AVX
32b instructions.
The operational intensity is calculated using the FP values of the cores and the
memory data volume of the whole socket. The actual operational intensity for
multiple CPUs can be found in the statistics table in the Sum column.