76820423a4
This will configure multipath to round robin and IOPS to 1 on all disks in a cluster based upon the vendor type. This script is configured for 3par LUNs. Change $vendor for other storage types/vendors.
24 lines
939 B
PowerShell
24 lines
939 B
PowerShell
<#
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Script name: SetClusterMultiPathToRoundRobin.ps1
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Created on: 09/14/2017
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Author: Alan Comstock, @Mr_Uptime
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Description: Set the MultiPath policy for FC devices to RoundRobin and IOPS to 1 for all hosts in a cluster based upon the vendor tag.
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Dependencies: None known
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PowerCLI Version: VMware PowerCLI 6.5 Release 1 build 4624819
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PowerShell Version: 5.1.14393.1532
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OS Version: Windows 10
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#>
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$pathpolicy="RoundRobin"
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$iops="1"
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$vendor="3PARdata"
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$AllESXHosts = Get-VMHost -Location CLUSTERNAME | Sort Name
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Foreach ($esxhost in $AllESXHosts) {
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Write-Host "Working on" $esxhost
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$scsilun = Get-VMhost $esxhost | Get-VMHostHba -Type "FibreChannel" | Get-ScsiLun -LunType disk | Where-Object {$_.Vendor -like $vendor -and ($_.MultipathPolicy -notlike $pathpolicy -or $_.CommandsToSwitchPath -ne $iops)}
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if ($scsilun -ne $null){
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Set-ScsiLun -ScsiLun $scsilun -MultipathPolicy $pathpolicy -CommandsToSwitchPath $iops
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}
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}
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#The End
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