[原创]磁盘IO利用率监控VBS脚本（W…

最新推荐文章于 2023-05-08 16:30:24 发布

zhangrenfang

最新推荐文章于 2023-05-08 16:30:24 发布

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分类专栏： VBS

本文链接：https://blog.youkuaiyun.com/zhangrenfang/article/details/8500854

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本文介绍了一个用于监测Windows主机磁盘IO利用率的VBS脚本。该脚本通过两次采样计算磁盘读写速度、IO等待时间等关键指标，并输出当前磁盘队列长度等信息。

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'程序名称:      btlwchk_DiskIO.vbs
'版权信息:      Copyright (c) 2011 guangzhou bluetech technology Incorporated.All rights reserved
'程序用途:      监测windows主机IO利用率
'创建日期:      2011-08-10
'作者信息:      zhangkai
'运行环境:      vbs
'处理参数
MonSubject="DiskIO"
Set Args=WScript.Arguments
If (Args.Count<1) Then
Wscript.Echo MonSubject & " -1:command line error"
WScript.Quit(3)
End If
strcid=Args(0)
'获取工作目录
tmparr=Split(Wscript.ScriptFullName,"\",-1)
g_strworkdir=tmparr(0)
narr=UBound(tmparr,1)
For i=1 to narr-3
    g_strworkdir=g_strworkdir & "\" & tmparr(i)
Next
'装载公共库
set g_fileSys = createObject ("Scripting.FileSystemObject")
Sub includeFile (fSpec)
    dim file, fileData
    set file = g_fileSys.openTextFile (fSpec)
    fileData = file.readAll ()
    file.close
    executeGlobal fileData
    set file = nothing
end sub
includeFile g_strworkdir & "\nagios\libexec\libcomm.vbs"

'输出版本和帮助信息
getverhelp strcid,"v1.00"," <cid>"

strComputer = "."
Set objWMIService = GetObject("winmgmts:" & "{impersonationLevel=impersonate}!\\" & strComputer & "\root\cimv2")

'第1次采样IO
Set colItems = objWMIService.ExecQuery("Select * from Win32_PerfRawData_PerfDisk_LogicalDisk where name='_Total' ",,48)
For Each objItem in colItems
    DiskTime1 = objItem.PercentDiskTime
    BaseTime1 = objItem.PercentDiskTime_Base
  DiskBytes1 = objItem.DiskBytesPerSec
  DiskReadBytes1 = objItem.DiskReadBytesPerSec
  DiskWriteBytes1 = objItem.DiskWriteBytesPerSec
  AvgDiskTransfer1 = objItem.AvgDiskSecPerTransfer
  AvgDiskTransferBase1 = objItem.AvgDiskSecPerTransfer_Base
  AvgDiskRead1 = objItem.AvgDiskSecPerRead
  AvgDiskReadBase1 = objItem.AvgDiskSecPerRead_Base
  AvgDiskWrite1 = objItem.AvgDiskSecPerWrite
  AvgDiskWriteBase1 = objItem.AvgDiskSecPerWrite_Base
  TimeValue1 = objItem.Timestamp_PerfTime
  TimeBase = objItem.Frequency_PerfTime

'第2次采样IO
WScript.Sleep 1000
Set colItems = objWMIService.ExecQuery("Select * from Win32_PerfRawData_PerfDisk_LogicalDisk where name='_Total' ",,48)
For Each objItem in colItems
    DiskTime2 = objItem.PercentDiskTime
  BaseTime2 = objItem.PercentDiskTime_Base
  DiskBytes2 = objItem.DiskBytesPerSec
  DiskReadBytes2 = objItem.DiskReadBytesPerSec
  DiskWriteBytes2 = objItem.DiskWriteBytesPerSec
  AvgDiskTransfer2 = objItem.AvgDiskSecPerTransfer
  AvgDiskTransferBase2 = objItem.AvgDiskSecPerTransfer_Base
  AvgDiskRead2 = objItem.AvgDiskSecPerRead
  AvgDiskReadBase2 = objItem.AvgDiskSecPerRead_Base
  AvgDiskWrite2 = objItem.AvgDiskSecPerWrite
  AvgDiskWriteBase2 = objItem.AvgDiskSecPerWrite_Base
  TimeValue2 = objItem.Timestamp_PerfTime
        CurrentDiskQueueLength = objItem.CurrentDiskQueueLength
Next

'获取IO利用率
If BaseTime2 - BaseTime1 = 0 Then
strio ="Name=_Toltal" & ",PercentDiskTime=0%"
Else
PercentDiskTime =(DiskTime2 - DiskTime1)/(BaseTime2 - BaseTime1)*100
strio = "Name=_Total" & ",PercentDiskTime=" & PercentDiskTime
End If

'获取Disk Bytes/sec
If TimeValue2 - TimeValue1 = 0 Then
    strdiskbyte = ",DiskBytesPerSec=0"
Else
    DiskBytesPerSec = (DiskBytes2 - DiskBytes1) / ( (TimeValue2 - TimeValue1) / TimeBase)
    strdiskbyte = ",DiskBytesPerSec=" & DiskBytesPerSec
End If

'获取Disk Read Bytes/sec
If TimeValue2 - TimeValue1 = 0 Then
    strdiskreadbyte = ",DiskReadBytesPerSec=0"
Else
    DiskReadBytesPerSec = (DiskReadBytes2 - DiskReadBytes1) / ( (TimeValue2 - TimeValue1) / TimeBase)
    strdiskreadbyte = ",DiskReadBytesPerSec=" & DiskReadBytesPerSec
End If

'获取Disk Write Bytes/sec
If TimeValue2 - TimeValue1 = 0 Then
    strdiskwritebyte = ",DiskWriteBytesPerSec=0"
Else
    DiskWriteBytesPerSec = (DiskWriteBytes2 - DiskWriteBytes1) / ( (TimeValue2 - TimeValue1) / TimeBase)
    strdiskwritebyte = ",DiskWriteBytesPerSec=" & DiskWriteBytesPerSec
End If

'获取Avg. Disk sec/Transfer
If AvgDiskTransferBase2 - AvgDiskTransferBase1 = 0 Then
    stravgdisktran = ",AvgDiskSecPerTransfer=0"
Else
    AvgDiskSecPerTransfer = ((AvgDiskTransfer2 - AvgDiskTransfer1) / TimeBase) / (AvgDiskTransferBase2 - AvgDiskTransferBase1)
    stravgdisktran = ",AvgDiskSecPerTransfer=" & AvgDiskSecPerTransfer
End If

'获取Avg. Disk sec/Read
If AvgDiskReadBase2 - AvgDiskReadBase1 = 0 Then
    stravgdiskread = ",AvgDiskSecPerRead=0"
Else
    AvgDiskSecPerRead = ((AvgDiskRead2 - AvgDiskRead1) / TimeBase) / (AvgDiskReadBase2 - AvgDiskReadBase1)
    stravgdiskread = ",AvgDiskSecPerRead=" & AvgDiskSecPerRead
End If

'获取Avg. Disk sec/Write
If AvgDiskWriteBase2 - AvgDiskWriteBase1 = 0 Then
    stravgdiskwrite = ",AvgDiskSecPerWrite=0"
Else
    AvgDiskSecPerWrite = ((AvgDiskWrite2 - AvgDiskWrite1) / TimeBase) / (AvgDiskWriteBase2 - AvgDiskWriteBase1)
    stravgdiskwrite = ",AvgDiskSecPerWrite=" & AvgDiskSecPerWrite
End If

'获取Current Disk Queue Length
strdisklength = ",CurrentDiskQueueLength=" & CurrentDiskQueueLength

Wscript.Echo MonSubject & " 0:OK|" & strio & strdiskbyte & strdiskreadbyte & strdiskwritebyte & stravgdisktran & stravgdiskread & stravgdiskwrite & strdisklength