public Tuple <string, float>[] GetOverallCounterValues(NormalizedArbCounterData data, string ctr0, string ctr1)
{
Tuple <string, float>[] retval = new Tuple <string, float> [3];
retval[0] = new Tuple <string, float>("Uncore Clk", data.uncoreClock);
retval[1] = new Tuple <string, float>(ctr0, data.ctr0);
retval[2] = new Tuple <string, float>(ctr1, data.ctr1);
return(retval);
}
public MonitoringUpdateResults Update()
{
MonitoringUpdateResults results = new MonitoringUpdateResults();
results.unitMetrics = null;
NormalizedArbCounterData counterData = cpu.UpdateArbCounterData();
results.overallMetrics = new string[] { FormatLargeNumber(counterData.uncoreClock),
FormatLargeNumber(counterData.ctr1),
FormatLargeNumber(counterData.ctr1 * 64) + "B/s",
string.Format("{0:F2}", counterData.ctr0 / counterData.uncoreClock),
string.Format("{0:F2} clk", counterData.ctr0 / counterData.ctr1),
string.Format("{0:F2} ns", (1000000000 / counterData.uncoreClock) * (counterData.ctr0 / counterData.ctr1)) };
return(results);
}
public NormalizedArbCounterData UpdateArbCounterData()
{
NormalizedArbCounterData rc = new NormalizedArbCounterData();
float normalizationFactor = GetNormalizationFactor(0);
ulong uncoreClock, elapsedUncoreClocks;
ulong ctr0 = ReadAndClearMsr(MSR_UNC_ARB_PERFCTR0);
ulong ctr1 = ReadAndClearMsr(MSR_UNC_ARB_PERFCTR1);
Ring0.ReadMsr(MSR_UNC_PERF_FIXED_CTR, out uncoreClock);
// MSR_UNC_PERF_FIXED_CTR is 48 bits wide, upper bits are reserved
uncoreClock &= 0xFFFFFFFFFFFF;
elapsedUncoreClocks = uncoreClock;
if (uncoreClock > lastUncoreClockCount)
{
elapsedUncoreClocks = uncoreClock - lastUncoreClockCount;
}
lastUncoreClockCount = uncoreClock;
rc.ctr0 = ctr0 * normalizationFactor;
rc.ctr1 = ctr1 * normalizationFactor;
rc.uncoreClock = elapsedUncoreClocks * normalizationFactor;
return(rc);
}
