$myCol = @()

$start = (Get-Date).AddDays(-30)

$finish = Get-Date

$cluster= "Demo"

$objServers = Get-Cluster $cluster | Get-VM

foreach ($server in $objServers) {

if ($server.guest.osfullname -ne $NULL){

if ($server.guest.osfullname.contains("Windows")){

$stats = get-stat -Entity $server -Stat "cpu.usage.average","mem.usage.average" -Start $start -Finish $finish

$ServerInfo = "" | Select-Object vName, OS, Mem, AvgMem, MaxMem, CPU, AvgCPU, MaxCPU, pDisk, Host

$ServerInfo.vName = $server.name

$ServerInfo.OS = $server.guest.osfullname

$ServerInfo.Host = $server.vmhost.name

$ServerInfo.Mem = $server.memoryGB

$ServerInfo.AvgMem = $("{0:N2}" -f ($stats | Where-Object {$_.MetricId -eq "mem.usage.average"} | Measure-Object -Property Value -Average).Average)

$ServerInfo.MaxMem = $("{0:N2}" -f ($stats | Where-Object {$_.MetricId -eq "mem.usage.average"} | Measure-Object -Property Value -Maximum).Maximum)

$ServerInfo.CPU = $server.numcpu

$ServerInfo.AvgCPU = $("{0:N2}" -f ($stats | Where-Object {$_.MetricId -eq "cpu.usage.average"} | Measure-Object -Property Value -Average).Average)

$ServerInfo.MaxCPU = $("{0:N2}" -f ($stats | Where-Object {$_.MetricId -eq "cpu.usage.average"} | Measure-Object -Property Value -Maximum).Maximum)

$ServerInfo.pDisk = [Math]::Round($server.ProvisionedSpaceGB,2)

$mycol += $ServerInfo

}

}

}

$myCol | Sort-Object vName | Export-Csv "VM_report.csv" -NoTypeInformation