fb641c8a1c
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114 lines
4.4 KiB
PowerShell
114 lines
4.4 KiB
PowerShell
function Get-VMmaxIOPS {
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<#
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.NOTES
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===========================================================================
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Created by: Markus Kraus
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Twitter: @VMarkus_K
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Private Blog: mycloudrevolution.com
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===========================================================================
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Changelog:
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2016.10 ver 1.0 Base Release
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2016.11 ver 1.1 Added vSphere 6.5 Support, New Counters, More Error Handling
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===========================================================================
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External Code Sources:
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http://www.lucd.info/2011/04/22/get-the-maximum-iops/
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https://communities.vmware.com/thread/485386
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===========================================================================
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Tested Against Environment:
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vSphere Version: 5.5 U2, 6.5
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PowerCLI Version: PowerCLI 6.3 R1, 6.5 R1
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PowerShell Version: 4.0, 5.0
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OS Version: Windows 8.1, Windows Server 2012 R2
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===========================================================================
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Keywords vSphere, ESXi, VM, Storage
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===========================================================================
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.DESCRIPTION
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This Function will Create a VM Disk IOPS Report
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.Example
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Get-VM TST* | Get-VMmaxIOPS -Minutes 60 | FT -Autosize
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.Example
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$SampleVMs = Get-VM "TST*"
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Get-VMmaxIOPS -VMs $SampleVMs -Minutes 60
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.PARAMETER VMs
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Specify the VMs
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.PARAMETER Minutes
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Specify the Minutes to report (10080 is one Week)
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#Requires PS -Version 4.0
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#Requires -Modules VMware.VimAutomation.Core, @{ModuleName="VMware.VimAutomation.Core";ModuleVersion="6.3.0.0"}
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#>
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[CmdletBinding()]
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param(
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[Parameter(Mandatory=$true, ValueFromPipeline=$True, Position=0)]
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[ValidateNotNullorEmpty()]
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[VMware.VimAutomation.ViCore.Impl.V1.Inventory.InventoryItemImpl[]] $VMs,
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[Parameter(Mandatory=$false, Position=1, HelpMessage = "Specify the Minutes to report (10080 is one Week)")]
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[ValidateNotNullorEmpty()]
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[int] $Minutes = 30
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)
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Begin {
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# none
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}
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Process {
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if ($_.PowerState -eq "PoweredOn") {
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#region: Global Definitions
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[int]$TimeRange = "-" + $Minutes
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#endregion
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#region: Creating VM Stats
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Write-Verbose "$(Get-Date -Format G) Create VM Stats..."
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$VMMetrics = "virtualdisk.numberwriteaveraged.average","virtualdisk.numberreadaveraged.average"
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$Start = (Get-Date).AddMinutes($TimeRange)
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$stats = Get-Stat -Realtime -Stat $VMMetrics -Entity $VMs -Start $Start -Verbose:$False
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Write-Verbose "$(Get-Date -Format G) Create VM Stats completed"
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#endregion
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#region: Creating HD-Tab
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Write-Verbose "$(Get-Date -Format G) Create HD Tab..."
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$hdTab = @{}
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foreach($hd in (Get-Harddisk -VM $VMs)){
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$controllerKey = $hd.Extensiondata.ControllerKey
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$controller = $hd.Parent.Extensiondata.Config.Hardware.Device | where{$_.Key -eq $controllerKey}
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$hdTab[$hd.Parent.Name + "/scsi" + $controller.BusNumber + ":" + $hd.Extensiondata.UnitNumber] = $hd.FileName.Split(']')[0].TrimStart('[')
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}
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Write-Verbose "$(Get-Date -Format G) Create HD Tab completed"
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#endregion
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#region: Creating Reports
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Write-Verbose "$(Get-Date -Format G) Create Report..."
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$reportPerf = @()
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$reportPerf = $stats | Group-Object -Property {$_.Entity.Name},Instance | %{
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New-Object PSObject -Property @{
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VM = $_.Values[0]
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Disk = $_.Values[1]
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IOPSWriteAvg = [math]::round( ($_.Group | `
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where{$_.MetricId -eq "virtualdisk.numberwriteaveraged.average"} | `
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Measure-Object -Property Value -Average).Average,2)
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IOPSReadAvg = [math]::round( ($_.Group | `
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where{$_.MetricId -eq "virtualdisk.numberreadaveraged.average"} | `
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Measure-Object -Property Value -Average).Average,2)
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Datastore = $hdTab[$_.Values[0] + "/"+ $_.Values[1]]
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}
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}
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Write-Verbose "$(Get-Date -Format G) Create Report completed"
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#endregion
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}
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Else {
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Write-Error "VM $($_.Name) is Powered Off! Processing Skipped"
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}
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$reportPerf | Select-Object VM, Disk, Datastore, IOPSWriteAvg, IOPSReadAvg
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}
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End {
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# none
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}
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} |