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[
{
"BriefDescription": "read requests to memory controller. Derived from unc_m_cas_count.rd",
"Counter": "0,1,2,3",
"EventCode": "0x4",
"EventName": "UNC_M_CAS_COUNT.RD",
"PerPkg": "1",
"ScaleUnit": "64Bytes",
"UMask": "0x3",
"Unit": "iMC"
},
{
"BriefDescription": "write requests to memory controller. Derived from unc_m_cas_count.wr",
"Counter": "0,1,2,3",
"EventCode": "0x4",
"EventName": "UNC_M_CAS_COUNT.WR",
"PerPkg": "1",
"ScaleUnit": "64Bytes",
"UMask": "0xC",
"Unit": "iMC"
},
{
"BriefDescription": "Memory controller clock ticks. Derived from unc_m_clockticks",
"Counter": "0,1,2,3",
"EventName": "UNC_M_CLOCKTICKS",
"PerPkg": "1",
"Unit": "iMC"
},
{
"BriefDescription": "Cycles where DRAM ranks are in power down (CKE) mode. Derived from unc_m_power_channel_ppd",
"Counter": "0,1,2,3",
"EventCode": "0x85",
"EventName": "UNC_M_POWER_CHANNEL_PPD",
"MetricExpr": "(UNC_M_POWER_CHANNEL_PPD / UNC_M_CLOCKTICKS) * 100.",
"PerPkg": "1",
"Unit": "iMC"
},
{
"BriefDescription": "Cycles all ranks are in critical thermal throttle. Derived from unc_m_power_critical_throttle_cycles",
"Counter": "0,1,2,3",
"EventCode": "0x86",
"EventName": "UNC_M_POWER_CRITICAL_THROTTLE_CYCLES",
"MetricExpr": "(UNC_M_POWER_CRITICAL_THROTTLE_CYCLES / UNC_M_CLOCKTICKS) * 100.",
"PerPkg": "1",
"Unit": "iMC"
},
{
"BriefDescription": "Cycles Memory is in self refresh power mode. Derived from unc_m_power_self_refresh",
"Counter": "0,1,2,3",
"EventCode": "0x43",
"EventName": "UNC_M_POWER_SELF_REFRESH",
"MetricExpr": "(UNC_M_POWER_SELF_REFRESH / UNC_M_CLOCKTICKS) * 100.",
"PerPkg": "1",
"Unit": "iMC"
},
{
"BriefDescription": "Pre-charges due to page misses. Derived from unc_m_pre_count.page_miss",
"Counter": "0,1,2,3",
"EventCode": "0x2",
"EventName": "UNC_M_PRE_COUNT.PAGE_MISS",
"PerPkg": "1",
"UMask": "0x1",
"Unit": "iMC"
},
{
"BriefDescription": "Pre-charge for reads. Derived from unc_m_pre_count.rd",
"Counter": "0,1,2,3",
"EventCode": "0x2",
"EventName": "UNC_M_PRE_COUNT.RD",
"PerPkg": "1",
"UMask": "0x4",
"Unit": "iMC"
},
{
"BriefDescription": "Pre-charge for writes. Derived from unc_m_pre_count.wr",
"Counter": "0,1,2,3",
"EventCode": "0x2",
"EventName": "UNC_M_PRE_COUNT.WR",
"PerPkg": "1",
"UMask": "0x8",
"Unit": "iMC"
}
]
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