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https://github.com/ClusterCockpit/cc-metric-collector.git
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33 lines
942 B
Plaintext
33 lines
942 B
Plaintext
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SHORT Completion stalls (group 2)
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EVENTSET
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PMC0 PM_CMPLU_STALL
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PMC1 PM_CMPLU_STALL_LSU
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PMC2 PM_CMPLU_STALL_FLUSH
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PMC3 PM_CMPLU_STALL_BRU
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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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Stall cycles PMC0
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Stall cycles by load/store unit PMC1
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Stall ratio by load/store unit [%] PMC1/PMC0*100.0
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Stall cycles by pipeline flush PMC2
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Stall ratio by pipeline flush [%] PMC2/PMC0*100.0
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Stall cycles by branch unit PMC3
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Stall ratio by branch unit [%] PMC3/PMC0*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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Stall cycles = PM_CMPLU_STALL
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Stall cycles by load/store unit = PM_CMPLU_STALL_LSU
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Stall ratio by load/store unit [%] = PM_CMPLU_STALL_LSU/PM_CMPLU_STALL*100.0
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Stall cycles by pipeline flush = PM_CMPLU_STALL_FLUSH
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Stall ratio by pipeline flush [%] = PM_CMPLU_STALL_FLUSH/PM_CMPLU_STALL*100.0
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Stall cycles by branch unit = PM_CMPLU_STALL_BRU
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Stall ratio by branch unit [%] = PM_CMPLU_STALL_BRU/PM_CMPLU_STALL*100.0
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