public MonitoringUpdateResults Update()
{
MonitoringUpdateResults results = new MonitoringUpdateResults();
results.unitMetrics = new string[l3Cache.ccxSampleThreads.Count()][];
l3Cache.ClearTotals();
foreach (KeyValuePair <int, int> ccxThread in l3Cache.ccxSampleThreads)
{
l3Cache.UpdateCcxL3CounterData(ccxThread.Key, ccxThread.Value);
results.unitMetrics[ccxThread.Key] = computeMetrics("CCX " + ccxThread.Key, l3Cache.ccxCounterData[ccxThread.Key]);
}
results.overallMetrics = computeMetrics("Overall", l3Cache.ccxTotals);
return(results);
}
public MonitoringUpdateResults Update()
{
MonitoringUpdateResults results = new MonitoringUpdateResults();
results.unitMetrics = new string[l3Cache.ccxSampleThreads.Count()][];
float[] ccxClocks = new float[l3Cache.allCcxThreads.Count()];
l3Cache.ClearTotals();
ulong totalAperf = 0, totalMperf = 0, totalTsc = 0, totalIrPerfCount = 0;
foreach (KeyValuePair <int, int> ccxThread in l3Cache.ccxSampleThreads)
{
// Try to determine frequency, by getting max frequency of cores in ccx
foreach (int ccxThreadIdx in l3Cache.allCcxThreads[ccxThread.Key])
{
ThreadAffinity.Set(1UL << ccxThreadIdx);
float normalizationFactor = l3Cache.GetNormalizationFactor(l3Cache.GetThreadCount() + ccxThreadIdx);
ulong aperf, mperf, tsc, irperfcount;
l3Cache.ReadFixedCounters(ccxThreadIdx, out aperf, out irperfcount, out tsc, out mperf);
totalAperf += aperf;
totalIrPerfCount += irperfcount;
totalTsc += tsc;
totalMperf += mperf;
float clk = tsc * ((float)aperf / mperf) * normalizationFactor;
if (clk > ccxClocks[ccxThread.Key])
{
ccxClocks[ccxThread.Key] = clk;
}
if (ccxThreadIdx == ccxThread.Value)
{
l3Cache.UpdateCcxL3CounterData(ccxThread.Key, ccxThread.Value);
results.unitMetrics[ccxThread.Key] = computeMetrics("CCX " + ccxThread.Key, l3Cache.ccxCounterData[ccxThread.Key], ccxClocks[ccxThread.Key]);
}
}
}
float avgClk = 0;
foreach (float ccxClock in ccxClocks)
{
avgClk += ccxClock;
}
avgClk /= l3Cache.allCcxThreads.Count();
results.overallMetrics = computeMetrics("Overall", l3Cache.ccxTotals, avgClk);
results.overallCounterValues = l3Cache.GetOverallL3CounterValuesPerCCX(totalAperf, totalMperf, totalIrPerfCount, totalTsc,
"L3Access", "L3Miss", "L3MissLat/16", "L3MissSdpReq", "Unused", "Unused");
return(results);
}