Merge pull request #43 from mycloudrevolution/Recommend-Sizing-v1.2
Recommend sizing v1.2
This commit is contained in:
Alan Renouf
GitHub
@@ -8,14 +8,15 @@ function Recommend-Sizing {
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===========================================================================
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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 1.1 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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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
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vSphere Version: 5.5 U2, 6.0
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PowerCLI Version: PowerCLI 6.3 R1, PowerCLI 6.5 R1
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PowerShell Version: 4.0, 5.0
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OS Version: Windows 8.1, Server 2012 R2
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@@ -24,7 +25,7 @@ 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 Recomamndation. 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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@@ -41,7 +42,7 @@ function Recommend-Sizing {
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.PARAMETER Stats
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Enables Stats Collection.
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Warning: At the moment this is only tested and supported with vSphere 5.5!
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Warning: At the moment this is only fully tested with vSphere 5.5 and vSphere 6.5!
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.PARAMETER StatsRange
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Time Range in Minutes for the Stats Collection.
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@@ -55,15 +56,15 @@ function Recommend-Sizing {
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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=$False, Position=2)]
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[Parameter(Mandatory=$False, ValueFromPipeline=$False, Position=1, ParameterSetName = "Stats")]
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[switch] $Stats,
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[Parameter(Mandatory=$False, ValueFromPipeline=$False, Position=2)]
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[Parameter(Mandatory=$False, ValueFromPipeline=$False, Position=2, ParameterSetName = "Stats")]
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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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Write-Warning "Stats Collection enabled.`nAt the moment this is only tested and supported with vSphere 5.5"
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Write-Warning "Stats Collection requested.`nAt the moment this is only fully tested with vSphere 5.5 and vSphere 6.5"
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[int]$TimeRange = "-" + $StatsRange
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}
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@@ -121,30 +122,38 @@ Process {
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#endregion
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if ($Stats) {
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#region: Creating Disk Metrics
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Write-Verbose "$(Get-Date -Format G) Create $($Cluster.name) IOPS Metrics..."
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$DiskMetrics = "virtualDisk.numberReadAveraged.average","virtualDisk.numberWriteAveraged.average"
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$start = (Get-Date).AddMinutes($TimeRange)
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$DiskStats = Get-Stat -Stat $DiskMetrics -Entity $ClusterVMsPoweredOn -Start $start -Verbose:$False
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Write-Verbose "$(Get-Date -Format G) Create $($Cluster.name) IOPS Metrics completed"
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#region: Creating VM Stats
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Write-Verbose "$(Get-Date -Format G) Create $($Cluster.name) VM Stats..."
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$VMMetrics = "disk.numberwrite.summation","disk.numberread.summation","cpu.usage.average", "mem.usage.average"
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$Start = (Get-Date).AddMinutes($TimeRange)
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$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 IOPS Reports
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Write-Verbose "$(Get-Date -Format G) Process $($Cluster.name) IOPS Report..."
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$reportDiskPerf = @()
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$reportDiskPerf = $DiskStats | Group-Object -Property {$_.Entity.Name},Instance | %{
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New-Object PSObject -Property @{
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IOPSMax = ($_.Group | `
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Group-Object -Property Timestamp | `
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%{$_.Group[0].Value + $_.Group[1].Value} | `
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Measure-Object -Maximum).Maximum
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#region: Creating VM Stats Report
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Write-Verbose "$(Get-Date -Format G) Process $($Cluster.name) VM Stats Report..."
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$ReportVMPerf = @()
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$ReportVMPerf = $VMStats | Group-Object -Property {$_.Entity.Name},Instance | %{
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New-Object PSObject -Property @{
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IOPSWriteAvg = ($_.Group | `
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where{$_.MetricId -eq "disk.numberwrite.summation"} | `
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Measure-Object -Property Value -Average).Average
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IOPSReadAvg = ($_.Group | `
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where{$_.MetricId -eq "disk.numberread.summation"} | `
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Measure-Object -Property Value -Average).Average
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CPUUsageAvg = ($_.Group | `
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where{$_.MetricId -eq "cpu.usage.average"} | `
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Measure-Object -Property Value -Average).Average
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MEMUsageAvg = ($_.Group | `
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where{$_.MetricId -eq "mem.usage.average"} | `
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Measure-Object -Property Value -Average).Average
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}
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}
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Write-Verbose "$(Get-Date -Format G) Process $($Cluster.name) IOPS Report completed"
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Write-Verbose "$(Get-Date -Format G) Process $($Cluster.name) VM Stats Report completed"
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#endregion
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}
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else {
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Write-Verbose "$(Get-Date -Format G) Stats Cellocetion skipped..."
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Write-Verbose "$(Get-Date -Format G) Stats Collection skipped..."
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}
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#region: Create VM Disk Space Report
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@@ -194,8 +203,10 @@ Process {
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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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SumDatastoreUsedSpaceGB = [math]::round( ($DatastoreReport | Measure-Object -Sum -Property UsedSpaceGB).sum, 1 )
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SumMaxVMIOPS = [math]::round( ($reportDiskPerf | Measure-Object -Sum -Property IOPSMax).sum, 1 )
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AverageMaxVMIOPs = [math]::round( ($reportDiskPerf | Measure-Object -Average -Property IOPSMax).Average,1 )
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AverageVMIOPSWriteAvg = [math]::round( ($ReportVMPerf | Measure-Object -Average -Property IOPSWriteAvg).Average,1 )
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AverageVMIOPSReadAvg = [math]::round( ($ReportVMPerf | Measure-Object -Average -Property IOPSReadAvg).Average,1 )
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AverageVMCPUUsageAvg = "$([math]::round( ($ReportVMPerf | Measure-Object -Average -Property CPUUsageAvg).Average,1 )) %"
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AverageVMMEMUsageAvg = "$([math]::round( ($ReportVMPerf | Measure-Object -Average -Property MEMUsageAvg).Average,1 )) %"
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}
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$MyView += $SizingReport
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Write-Verbose "$(Get-Date -Format G) Process Global Report completed"
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