Commonly Used Metrics for Performance Analysis - Power.org

Metrics for Performance Analysis14.3 Event GroupsThese events are listed in Two event groups are needed to cover memory location events.Table 14-1. The relevant events are listed alphabetically by name and each row includes the name of a PMCgroup where the event can be found and a short description. The PMC group can be used with tools likehpmcount (see Section 4.2.1) to collect several events at once, minimizing the number of runs needed tocollect a complete set of data. Events can be used with perf (see Section 5.1), oprofile (see Section 5.2) ortprof (see Section 4.3)Two event groups are needed to cover memory location events.Table 14-1 Memory location events with their corresponding event groups and brief descriptionEvent Name Group Name Event DescriptionPM_FLUSH pm_flush1 Flush (any type)PM_FLUSH_BR_MPREDpm_misc9Flush caused by branchmispredictPM_RUN_INST_CMPLpm_flush1Run InstructionsCopyright ©2011 IBM Corporation Page 45 of 52