License PowerCLI-Examples-Scripts repository under BSD-2 Clause (#462)
As part of the VMware open source program, we have to update this repository with the correct license and copyright information. We add the BSD-2 Clause License for this repository. We mark all source code provided by VMware with the Copyright notice under BSD-2 Clause license. * Update repository license to BSD 2-Clause License * Update Copyright
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@@ -1,17 +1,21 @@
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<#
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Copyright 2021 VMware, Inc.
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SPDX-License-Identifier: BSD-2-Clause
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#>
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function Recommend-Sizing {
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<#
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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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2016.11 ver 1.0 Base Release
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Changelog:
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2016.11 ver 1.0 Base Release
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2016.11 ver 1.1 Optional Stats Collection
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2016.11 ver 1.2 VM Stats from Realtime Data and new Counters
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===========================================================================
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External Code Sources:
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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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@@ -25,16 +29,16 @@ function Recommend-Sizing {
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===========================================================================
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.DESCRIPTION
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This Function collects Basic vSphere Informations for a Hardware Sizing Recommandation. Focus is in Compute Ressources.
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This Function collects Basic vSphere Informations for a Hardware Sizing Recommandation. Focus is in Compute Ressources.
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.Example
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Recommend-Sizing -ClusterNames Cluster01, Cluster02 -Stats -StatsRange 60 -Verbose
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Recommend-Sizing -ClusterNames Cluster01, Cluster02 -Stats -StatsRange 60 -Verbose
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.Example
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Recommend-Sizing -ClusterNames Cluster01, Cluster02
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Recommend-Sizing -ClusterNames Cluster01, Cluster02
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.Example
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Recommend-Sizing -ClusterNames Cluster01
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Recommend-Sizing -ClusterNames Cluster01
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.PARAMETER ClusterNames
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List of your vSphere Cluser Names to process.
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@@ -53,14 +57,14 @@ function Recommend-Sizing {
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#>
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[CmdletBinding()]
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param(
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param(
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[Parameter(Mandatory=$True, ValueFromPipeline=$False, Position=0)]
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[Array] $ClusterNames,
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[Parameter(Mandatory=$False, ValueFromPipeline=$False, Position=1, ParameterSetName = "Stats")]
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[switch] $Stats,
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[Parameter(Mandatory=$False, ValueFromPipeline=$False, Position=2, ParameterSetName = "Stats")]
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[int] $StatsRange = 1440
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[int] $StatsRange = 1440
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)
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Begin {
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if ($Stats) {
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@@ -70,7 +74,7 @@ Begin {
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$Validate = $True
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#region: Check Clusters
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Write-Verbose "$(Get-Date -Format G) Starting Cluster Validation..."
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Write-Verbose "$(Get-Date -Format G) Starting Cluster Validation..."
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foreach ($ClusterName in $ClusterNames) {
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$TestCluster = Get-Cluster -Name $ClusterName -ErrorAction SilentlyContinue -Verbose:$False
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if(!($TestCluster)){
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@@ -82,7 +86,7 @@ Begin {
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$Validate = $False
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}
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}
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Write-Verbose "$(Get-Date -Format G) Cluster Validation completed"
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Write-Verbose "$(Get-Date -Format G) Cluster Validation completed"
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#endregion
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}
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@@ -91,7 +95,7 @@ Process {
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if ($Validate -eq $True) {
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foreach ($ClusterName in $ClusterNames) {
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#region: Get Cluster Objects
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Write-Verbose "$(Get-Date -Format G) Collect $ClusterName Cluster Objects..."
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Write-Verbose "$(Get-Date -Format G) Collect $ClusterName Cluster Objects..."
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$Cluster = Get-Cluster -Name $ClusterName -Verbose:$False
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$ClusterVMs = $Cluster | Get-VM -Verbose:$False
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$ClusterVMsPoweredOn = $ClusterVMs | where {$_.PowerState -eq "PoweredOn"}
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@@ -101,24 +105,24 @@ Process {
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$HostsAverageMemoryUsage = $([math]::round( (($ClusterHosts | Measure-Object -Average -Property MemoryUsageGB).Average / ($ClusterHosts | Measure-Object -Average -Property MemoryTotalGB).Average) * 100,1 ))
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$HostsAverageCpuUsageMhz = [math]::round( ($ClusterHosts | Measure-Object -Average -Property CpuUsageMhz).Average,1 )
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$HostsAverageCpuUsage = $([math]::round( (($ClusterHosts | Measure-Object -Average -Property CpuUsageMhz).Average / ($ClusterHosts | Measure-Object -Average -Property CpuTotalMhz).Average) * 100,1 ))
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Write-Verbose "$(Get-Date -Format G) Collect $($Cluster.name) Cluster Objects completed"
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Write-Verbose "$(Get-Date -Format G) Collect $($Cluster.name) Cluster Objects completed"
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#endregion
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#region: CPU Calculation
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Write-Verbose "$(Get-Date -Format G) Collect $($Cluster.name) CPU Details..."
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Write-Verbose "$(Get-Date -Format G) Collect $($Cluster.name) CPU Details..."
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$VMvCPUs = ($ClusterVMs | Measure-Object -Sum -Property NumCpu).sum
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$LogicalThreads = $Cluster.ExtensionData.Summary.NumCpuThreads
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$CpuCores = $Cluster.ExtensionData.Summary.NumCpuCores
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$vCPUpCPUratio = [math]::round( $VMvCPUs / $LogicalThreads,1 )
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Write-Verbose "$(Get-Date -Format G) Collect $($Cluster.name) CPU Details completed."
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Write-Verbose "$(Get-Date -Format G) Collect $($Cluster.name) CPU Details completed."
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#endregion
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#region: Memory Calculation
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Write-Verbose "$(Get-Date -Format G) Collect $($Cluster.name) Memory Details..."
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Write-Verbose "$(Get-Date -Format G) Collect $($Cluster.name) Memory Details..."
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$AllocatedVMMemoryGB = [math]::round( ($ClusterVMs | Measure-Object -Sum -Property MemoryGB).sum )
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$PhysicalMemory = [math]::round( $Cluster.ExtensionData.Summary.TotalMemory / 1073741824,1 )
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$MemoryUsage = [math]::round( ($AllocatedVMMemoryGB / $PhysicalMemory) * 100 ,1 )
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Write-Verbose "$(Get-Date -Format G) Collect $($Cluster.name) Memory Details completed"
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Write-Verbose "$(Get-Date -Format G) Collect $($Cluster.name) Memory Details completed"
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#endregion
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if ($Stats) {
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@@ -129,10 +133,10 @@ Process {
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$VMStats = Get-Stat -Realtime -Stat $VMMetrics -Entity $ClusterVMsPoweredOn -Start $Start -Verbose:$False
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Write-Verbose "$(Get-Date -Format G) Create $($Cluster.name) VM Stats completed"
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#endregion
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#region: Creating VM Stats Report
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Write-Verbose "$(Get-Date -Format G) Process $($Cluster.name) VM Stats Report..."
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$ReportVMPerf = @()
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$ReportVMPerf = @()
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$ReportVMPerf = $VMStats | Group-Object -Property {$_.Entity.Name},Instance | %{
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New-Object PSObject -Property @{
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IOPSWriteAvg = ($_.Group | `
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@@ -168,7 +172,7 @@ Process {
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CapacityGB = $CapacityGB
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}
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$reportDiskSpace += $Report
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}
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}
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}
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}
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Write-Verbose "$(Get-Date -Format G) Process $($Cluster.name) VM Disk Space Report completed"
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@@ -188,9 +192,9 @@ Process {
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DrsEnabled = $Cluster.DrsEnabled
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Hosts = $Cluster.ExtensionData.Summary.NumHosts
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HostsAverageMemoryUsageGB = $HostsAverageMemoryUsageGB
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HostsAverageMemoryUsage = "$HostsAverageMemoryUsage %"
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HostsAverageMemoryUsage = "$HostsAverageMemoryUsage %"
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HostsAverageCpuUsageMhz = $HostsAverageCpuUsageMhz
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HostsAverageCpuUsage = "$HostsAverageCpuUsage %"
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HostsAverageCpuUsage = "$HostsAverageCpuUsage %"
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PhysicalCPUCores = $CpuCores
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LogicalCPUThreads = $LogicalThreads
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VMs = $ClusterVMs.count
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@@ -198,7 +202,7 @@ Process {
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VMvCPUs = $VMvCPUs
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vCPUpCPUratio = "$vCPUpCPUratio : 1"
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PhysicalMemoryGB = $PhysicalMemory
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AllocatedVMMemoryGB = $AllocatedVMMemoryGB
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AllocatedVMMemoryGB = $AllocatedVMMemoryGB
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ClusterMemoryUsage = "$MemoryUsage %"
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SumVMDiskSpaceGB = [math]::round( ($reportDiskSpace | Measure-Object -Sum -Property CapacityGB).sum, 1 )
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SumDatastoreSpaceGB = [math]::round( ($DatastoreReport | Measure-Object -Sum -Property CapacityGB).sum, 1 )
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@@ -217,7 +221,7 @@ Process {
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Else {
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Write-Error "Validation Failed! Processing Skipped"
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}
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}
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End {
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