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25 lines
614 B
Plaintext
25 lines
614 B
Plaintext
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SHORT Rate of useful instructions
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EVENTSET
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PMC0 PM_IOPS_CMPL
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PMC1 PM_INST_DISP
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PMC2 PM_IOPS_DISP
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PMC4 PM_RUN_INST_CMPL
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PMC5 PM_RUN_CYC
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METRICS
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CPI PMC5/PMC4
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Useful instr. rate PMC4/PMC1*100.0
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Useful uops rate PMC0/PMC2*100.0
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LONG
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Formulas:
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CPI = PM_RUN_CYC / PM_RUN_INST_CMPL
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Useful instr. rate = PM_RUN_INST_CMPL/PM_INST_DISP*100.0
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Useful uops rate = PM_IOPS_CMPL/PM_IOPS_DISP*100.0
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--
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This groups measures how many of the dispatched instructions and internal operations (uops) are
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acutally completed. These metrics show the speculatively dispatches instructions compared to the
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completed instructions.
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