private async Task PollCpuUtilization()
{
const string query = @"select
PercentProcessorTime
from Win32_PerfFormattedData_PerfOS_Processor
where Name = '_Total'";
using (var q = Wmi.Query(Name, query))
{
var data = await q.GetFirstResult();
if (data == null)
{
return;
}
CPULoad = (short)data.PercentProcessorTime;
var cpuUtilization = new CPUUtilization
{
DateTime = DateTime.UtcNow,
MaxLoad = CPULoad,
AvgLoad = CPULoad
};
AddCpuUtilization(cpuUtilization);
}
}
private async Task PollCpuUtilization()
{
const string query = @"
SELECT PercentProcessorTime
FROM Win32_PerfFormattedData_PerfOS_Processor
WHERE Name = '_Total'";
using (var q = Wmi.Query(Name, query))
{
var data = await q.GetFirstResult();
if (data == null)
{
return;
}
CPULoad = (short)data.PercentProcessorTime;
var cpuUtilization = new CPUUtilization
{
DateEpoch = DateTime.UtcNow.ToEpochTime(),
AvgLoad = CPULoad
};
UpdateHistoryStorage(CPUHistory, cpuUtilization);
}
}
private async Task PollCpuUtilizationAsync()
{
var query = IsVMHost
? "SELECT Name, Timestamp_Sys100NS, PercentTotalRunTime FROM Win32_PerfRawData_HvStats_HyperVHypervisorLogicalProcessor WHERE Name = '_Total'"
: "SELECT Name, Timestamp_Sys100NS, PercentProcessorTime FROM Win32_PerfRawData_PerfOS_Processor WHERE Name = '_Total'";
var property = IsVMHost
? "PercentTotalRunTime"
: "PercentProcessorTime";
using (var q = Wmi.Query(Endpoint, query))
{
var data = await q.GetFirstResultAsync().ConfigureAwait(false);
if (data == null)
{
return;
}
var perfData = new PerfRawData(this, data);
if (IsVMHost)
{
CPULoad = (short)(perfData.GetCalculatedValue(property, 100D) / NumberOfLogicalProcessors);
}
else
{
CPULoad = (short)Math.Round((1 - perfData.GetCalculatedValue(property)) * 100);
}
var cpuUtilization = new CPUUtilization
{
DateEpoch = DateTime.UtcNow.ToEpochTime(),
AvgLoad = CPULoad
};
UpdateHistoryStorage(CPUHistory, cpuUtilization);
}
}
private async Task PollCpuUtilization()
{
const string query = @"
SELECT PercentProcessorTime
FROM Win32_PerfFormattedData_PerfOS_Processor
WHERE Name = '_Total'";
using (var q = Wmi.Query(Name, query))
{
var data = await q.GetFirstResult();
if (data == null)
return;
CPULoad = (short)data.PercentProcessorTime;
var cpuUtilization = new CPUUtilization
{
DateEpoch = DateTime.UtcNow.ToEpochTime(),
AvgLoad = CPULoad
};
UpdateHistoryStorage(CPUHistory, cpuUtilization);
}
}
private async Task PollCpuUtilization()
{
const string query = @"select
PercentProcessorTime
from Win32_PerfFormattedData_PerfOS_Processor
where Name = '_Total'";
using (var q = Wmi.Query(Name, query))
{
var data = await q.GetFirstResult();
if (data == null)
return;
CPULoad = (short)data.PercentProcessorTime;
var cpuUtilization = new CPUUtilization
{
DateTime = DateTime.UtcNow,
MaxLoad = CPULoad,
AvgLoad = CPULoad
};
AddCpuUtilization(cpuUtilization);
}
}
public void AddCpuUtilization(CPUUtilization cpuUtilization)
{
UpdateHistoryStorage(CPUHistory, cpuUtilization, x => x.DateTime);
}
