Adding function to change multipath policy

Microsoft.AVS.VMFS/Microsoft.AVS.VMFS.psd1

@@ -85,7 +85,8 @@
         "Get-StorageAdapters",
         "Get-VmKernelAdapters",
         "Set-NVMeTCP",
-        "New-NVMeTCPAdapter"
+        "New-NVMeTCPAdapter",
+        "Set-PureDatastoreMultipathingPolicy"
     )
 
     # Cmdlets to export from this module, for best performance, do not use wildcards and do not delete the entry, use an empty array if there are no cmdlets to export.

Microsoft.AVS.VMFS/Microsoft.AVS.VMFS.psm1

@@ -1544,3 +1544,40 @@ function New-NVMeTCPAdapter {
     Write-Host ""
 
 }  
+
+
+<#
+    .DESCRIPTION
+     Set default Multipath Policy to Round Robin for Pure Datastore.
+
+    .PARAMETER PureDatastoreName
+     Pure Datastore name
+
+    .EXAMPLE
+     Set-PureDatastoreMultipathingPolicy -PureDatastoreName "myPureDatastore"
+
+    .INPUTS
+     vCenter pure datastore name.
+
+    .OUTPUTS
+     None.
+#>
+function Set-PureDatastoreMultipathingPolicy {
+    [CmdletBinding()]
+    [AVSAttribute(10, UpdatesSDDC = $false, AutomationOnly = $true)]
+    param(
+        [Parameter(Mandatory=$true)]
+        [string]$PureDatastoreName
+    )
+    try {
+        $datastore = Get-Datastore -Name $PureDatastoreName -ErrorAction Stop
+        $policy = Get-ScsiLun -Datastore $datastore | Get-View | Select-Object -First 1 -ExpandProperty MultipathPolicy
+        $policy.ChangePolicy("VMW_PSP_RR")
+        Write-Host "Successfully set Multipath Policy to Round Robin for pure datastore $PureDatastoreName."
+    }
+    catch {
+        Write-Error "Failed to set Multipath Policy for pure datastore $PureDatastoreName. Error: $($_.Exception.Message)"
+    }
+}
+
+