Blackout-Time (VM Live Migration): Unterschied zwischen den Versionen

<#
 
.SYNOPSIS
Für Troubleshooting-Zwecke von Blackout-Zeiten während Live-Migrationen
 
.DESCRIPTION
Mit diesem Skript kann man alle Blackout-Zeiten während Live-Migrationen innerhalb eines Cluster filtern.
 
.NOTES
Author: Robin Hermann
 
.LINK
http://wiki.webperfect.ch
 
 
.EXAMPLE
Get-LiveMigrationBlackoutTime -Cluster <ClusterName> -EventLogAge -7
Dieses Beispiel zeigt alle Blackout-Zeiten während Live-Migrationen der letzten 7 Tage an.
 
#>
 
 
Function Get-LiveMigrationBlackoutTime {
    [CmdletBinding()]
 
    param(
        [Parameter(Position=0,mandatory=$true)][string] $Cluster,
        [Parameter(Position=1,mandatory=$true)][int] $EventlogAge
    )
 
    process{
        $ErrorActionPreference = "SilentlyContinue"
 
        $eventsnormal = (Get-ClusterNode -Cluster $Cluster).Name | foreach {Get-WinEvent -ComputerName $_ -FilterHashtable @{LogName = 'Microsoft-Windows-Hyper-V-VMMS-Admin'; ID = 20415}} | ? {$_.TimeCreated -ge ((get-date).AddDays($EventlogAge))} | select TimeCreated, Id, Message, MachineName
        $eventscritical = (Get-ClusterNode -Cluster $Cluster).Name | foreach {Get-WinEvent -ComputerName $_ -FilterHashtable @{LogName = 'Microsoft-Windows-Hyper-V-VMMS-Admin'; ID = 20417}} | ? {$_.TimeCreated -ge ((get-date).AddDays($EventlogAge))} | select TimeCreated, Id, Message, MachineName
 
        $HyperVNode = $events.MachineName
 
        $table = New-Object system.Data.DataTable “$TableName”
 
        $spalte1 = New-Object system.Data.DataColumn VM,([string])
        $spalte2 = New-Object system.Data.DataColumn BlackoutTime,([double])
        $spalte3 = New-Object system.Data.DataColumn VMID,([string])
        $spalte4 = New-Object System.Data.DataColumn HyperVNode,([string])
        $spalte5 = New-Object System.Data.DataColumn TimeCreated,([string])
        $spalte6 = New-Object System.Data.DataColumn Level,([string])
 
        $table.columns.add($spalte1)
        $table.columns.add($spalte2)
        $table.columns.add($spalte3)
        $table.columns.add($spalte4)
        $table.columns.add($spalte5)
        $table.columns.add($spalte6)
 
 
        foreach ($event in $eventsnormal) {
            $EventMessageVM = $event.message -replace  ".*\'(.*)\'.*blackout time of (.+) seconds \(VMID (.*)\).", '$1'
            $EventMessageBlackoutTime = $event.message -replace ".*\'(.*)\'.*blackout time of (.+) seconds \(VMID (.*)\).", '$2'
            $EventMessageVMID = $event.message -replace ".*\'(.*)\'.*blackout time of (.+) seconds \(VMID (.*)\).", '$3'
            $HyperVNode = $event.MachineName
            $TimeCreated = $event.TimeCreated
            $Level = "Normal"
 
            $row = $table.NewRow()
            $row.VM = $EventMessageVM
            $row.BlackoutTime = $EventMessageBlackoutTime
            $row.VMID = $EventMessageVMID
            $row.HyperVNode = $HyperVNode
            $row.TimeCreated = $TimeCreated
            $row.Level = $Level
            $table.Rows.Add($row)
        }
 
         foreach ($event in $eventscritical) {
            $EventMessageVM = $event.message -replace  ".*\'(.*)\'.*blackout time of (.+) seconds \(VMID (.*)\).", '$1'
            $EventMessageBlackoutTime = $event.message -replace ".*\'(.*)\'.*blackout time of (.+) seconds \(VMID (.*)\).", '$2'
            $EventMessageVMID = $event.message -replace ".*\'(.*)\'.*blackout time of (.+) seconds \(VMID (.*)\).", '$3'
            $HyperVNode = $event.MachineName
            $TimeCreated = $event.TimeCreated
            $Level = "Critical"
 
            $row = $table.NewRow()
            $row.VM = $EventMessageVM
            $row.BlackoutTime = $EventMessageBlackoutTime
            $row.VMID = $EventMessageVMID
            $row.HyperVNode = $HyperVNode
            $row.TimeCreated = $TimeCreated
            $row.Level = $Level
            $table.Rows.Add($row)
        }
 
        $table | sort BlackoutTime -Descending | format-table -AutoSize 
    }
}