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Monitor Logical Disk Performance in Windows

You can use any of the VBScript programs below in ActiveXperts Network Monitor. Click here for an explanation about how to include scripts in ActiveXperts Network Monitor.

Monitor Logical Disk Performance in Windows using VBScript, WMI and LDAP

Example(s)

strComputer = "."
Set objWMIService = GetObject("winmgmts:" _
    & "{impersonationLevel=impersonate}!\\" & strComputer & "\root\cimv2")
set objRefresher = CreateObject("WbemScripting.SWbemRefresher")
Set colItems = objRefresher.AddEnum _
    (objWMIService, "Win32_PerfFormattedData_PerfDisk_LogicalDisk").objectSet
objRefresher.Refresh

For i = 1 to 5
    For Each objItem in colItems
        Wscript.Echo "Average Disk Bytes Per Read: " & _
            objItem.AvgDiskBytesPerRead
        Wscript.Echo "Average Disk Bytes Per Transfer: " & _
            objItem.AvgDiskBytesPerTransfer
        Wscript.Echo "Average Disk Bytes Per Write: " & _
            objItem.AvgDiskBytesPerWrite
        Wscript.Echo "Average Disk Queue Length: " & objItem.AvgDiskQueueLength
        Wscript.Echo "Average Disk Read Queue Length: " & _
            objItem.AvgDiskReadQueueLength
        Wscript.Echo "Average Disk Seconds Per Read: " & _
            objItem.AvgDisksecPerRead
        Wscript.Echo "Average Disk Seconds Per Transfer: " & _
            objItem.AvgDisksecPerTransfer
        Wscript.Echo "Average Disk Seconds Per Write: " & _
            objItem.AvgDisksecPerWrite
        Wscript.Echo "Average Disk Write Queue Length: " & _
            objItem.AvgDiskWriteQueueLength
        Wscript.Echo "Caption: " & objItem.Caption
        Wscript.Echo "Current Disk Queue Length: " & _
            objItem.CurrentDiskQueueLength
        Wscript.Echo "Description: " & objItem.Description
        Wscript.Echo "Disk Bytes Per Second: " & objItem.DiskBytesPersec
        Wscript.Echo "Disk Read Bytes Per Second: " & _
            objItem.DiskReadBytesPersec
        Wscript.Echo "Disk Reads Per Second: " & objItem.DiskReadsPersec
        Wscript.Echo "Disk Transfers Per Second: " & _
            objItem.DiskTransfersPersec
        Wscript.Echo "Disk Write Bytes Per Second: " & _
            objItem.DiskWriteBytesPersec
        Wscript.Echo "Disk Writes Per Second: " & objItem.DiskWritesPersec
        Wscript.Echo "Free Megabytes: " & objItem.FreeMegabytes
        Wscript.Echo "Name: " & objItem.Name
        Wscript.Echo "Percent Disk Read Time: " & objItem.PercentDiskReadTime
        Wscript.Echo "Percent Disk Time: " & objItem.PercentDiskTime
        Wscript.Echo "Percent Disk Write Time: " & _
            objItem.PercentDiskWriteTime
        Wscript.Echo "Percent Free Space: " & objItem.PercentFreeSpace
        Wscript.Echo "Percent Idle Time: " & objItem.PercentIdleTime
        Wscript.Echo "Split I/O Per Second: " & objItem.SplitIOPerSec
        Wscript.Sleep 2000
        objRefresher.Refresh
    Next
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