cc-metric-collector/collectors/likwid/groups/arm64fx/DATA.txt

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2021-03-25 14:47:10 +01:00
SHORT Load to store ratio
EVENTSET
PMC0 INST_SPEC
PMC1 CPU_CYCLES
PMC2 LD_SPEC
PMC3 ST_SPEC
METRICS
Runtime (RDTSC) [s] time
CPI PMC1/PMC0
Load to store ratio PMC2/PMC3
Load ratio PMC2/PMC0
Store ratio PMC3/PMC0
LONG
Formulas:
CPI = CPU_CYCLES/INST_SPEC
Load to store ratio = LD_SPEC / ST_SPEC
Load ratio = LD_SPEC / INST_SPEC
Store ratio = ST_SPEC / INST_SPEC
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This is a metric to determine your load to store ratio.