func CPUInfo() ([]CPUInfoStat, error) {
var ret []CPUInfoStat
var dst []Win32_Processor
q := wmi.CreateQuery(&dst, "")
err := wmi.Query(q, &dst)
if err != nil {
return ret, err
}
var procID string
for i, l := range dst {
procID = ""
if l.ProcessorId != nil {
procID = *l.ProcessorId
}
cpu := CPUInfoStat{
CPU: int32(i),
Family: fmt.Sprintf("%d", l.Family),
VendorID: l.Manufacturer,
ModelName: l.Name,
Cores: int32(l.NumberOfLogicalProcessors),
PhysicalID: procID,
Mhz: float64(l.MaxClockSpeed),
Flags: []string{},
}
ret = append(ret, cpu)
}
return ret, nil
}
func CPUPercent(interval time.Duration, percpu bool) ([]float64, error) {
var ret []float64
var dst []Win32_Processor
q := wmi.CreateQuery(&dst, "")
err := wmi.Query(q, &dst)
if err != nil {
return ret, err
}
for _, l := range dst {
// use range but windows can only get one percent.
if l.LoadPercentage == nil {
continue
}
ret = append(ret, float64(*l.LoadPercentage))
}
return ret, nil
}
func DiskIOCounters() (map[string]DiskIOCountersStat, error) {
ret := make(map[string]DiskIOCountersStat, 0)
var dst []Win32_PerfFormattedData
err := wmi.Query("SELECT * FROM Win32_PerfFormattedData_PerfDisk_LogicalDisk ", &dst)
if err != nil {
return ret, err
}
for _, d := range dst {
if len(d.Name) > 3 { // not get _Total or Harddrive
continue
}
ret[d.Name] = DiskIOCountersStat{
Name: d.Name,
ReadCount: uint64(d.AvgDiskReadQueueLength),
WriteCount: d.AvgDiskWriteQueueLength,
ReadBytes: uint64(d.AvgDiskBytesPerRead),
WriteBytes: uint64(d.AvgDiskBytesPerWrite),
ReadTime: d.AvgDisksecPerRead,
WriteTime: d.AvgDisksecPerWrite,
}
}
return ret, nil
}