cc-metric-collector/collectors/likwid/groups/power9/DATA.txt

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2021-03-25 14:47:10 +01:00
SHORT Load to store ratio
EVENTSET
PMC3 PM_LD_CMPL
PMC1 PM_ST_CMPL
PMC4 PM_RUN_INST_CMPL
PMC5 PM_RUN_CYC
METRICS
Runtime (RDTSC) [s] time
CPI PMC5/PMC4
Load to store ratio PMC3/PMC1
Load rate PMC3/PMC4
Store rate PMC1/PMC4
LONG
Formulas:
Load to store ratio = PM_LD_CMPL/PM_ST_CMPL
Load ratio = PM_LD_CMPL/PM_RUN_INST_CMPL
Store ratio = PM_ST_CMPL/PM_RUN_INST_CMPL
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This is a metric to determine your load to store ratio.