Edit C:\Windows\System32\ScavengeSpace.xml

<?xml version='1.0' encoding='utf-8' standalone='yes'?>
<ScavengeSpace>
  <Edition
      name="Microsoft-Windows-StarterEdition"
      processorArchitecture="x86"
      sp="7601"
      space="490"
      />
  <Edition
      name="Microsoft-Windows-HomeBasicEdition"
      processorArchitecture="x86"
      sp="7601"
      space="500"
      />
  <Edition
      name="Microsoft-Windows-HomePremiumEdition"
      processorArchitecture="x86"
      sp="7601"
      space="650"
      />
  <Edition
      name="Microsoft-Windows-BusinessEdition"
      processorArchitecture="x86"
      sp="7601"
      space="470"
      />
  <Edition
      name="Microsoft-Windows-EnterpriseEdition"
      processorArchitecture="x86"
      sp="7601"
      space="380"
      />
  <Edition
      name="Microsoft-Windows-UltimateEdition"
      processorArchitecture="x86"
      sp="7601"
      space="530"
      />
  <Edition
      name="Microsoft-Windows-HomeBasicNEdition"
      processorArchitecture="x86"
      sp="7601"
      space="430"
      />
  <Edition
      name="Microsoft-Windows-HomePremiumNEdition"
      processorArchitecture="x86"
      sp="7601"
      space="550"
      />
  <Edition
      name="Microsoft-Windows-BusinessNEdition"
      processorArchitecture="x86"
      sp="7601"
      space="420"
      />
  <Edition
      name="Microsoft-Windows-EnterpriseNEdition"
      processorArchitecture="x86"
      sp="7601"
      space="360"
      />
  <Edition
      name="Microsoft-Windows-UltimateNEdition"
      processorArchitecture="x86"
      sp="7601"
      space="390"
      />
  <Edition
      name="Microsoft-Windows-StarterEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="620"
      />
  <Edition
      name="Microsoft-Windows-HomeBasicEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="1180"
      />
  <Edition
      name="Microsoft-Windows-HomePremiumEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="920"
      />
  <Edition
      name="Microsoft-Windows-BusinessEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="660"
      />
  <Edition
      name="Microsoft-Windows-EnterpriseEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="540"
      />
  <Edition
      name="Microsoft-Windows-UltimateEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="640"
      />
  <Edition
      name="Microsoft-Windows-HomeBasicNEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="600"
      />
  <Edition
      name="Microsoft-Windows-HomePremiumNEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="780"
      />
  <Edition
      name="Microsoft-Windows-BusinessNEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="940"
      />
  <Edition
      name="Microsoft-Windows-EnterpriseNEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="940"
      />
  <Edition
      name="Microsoft-Windows-UltimateNEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="550"
      />
  <Edition
      name="Microsoft-Windows-ServerEnterpriseIA64Edition"
      processorArchitecture="ia64"
      sp="7601"
      space="1400"
      />
  <Edition
      name="Microsoft-Windows-ServerEnterpriseEdition"
      processorArchitecture="x86"
      sp="7601"
      space="1350"
      />
  <Edition
      name="Microsoft-Windows-ServerDatacenterEdition"
      processorArchitecture="x86"
      sp="7601"
      space="1420"
      />
  <Edition
      name="Microsoft-Windows-ServerStandardEdition"
      processorArchitecture="x86"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerWebEdition"
      processorArchitecture="x86"
      sp="7601"
      space="1440"
      />
 <Edition
      name="Microsoft-Windows-ServerStorageExpressEdition"
      processorArchitecture="x86"
      sp="7601"
      space="1140"
      />
  <Edition
      name="Microsoft-Windows-ServerStorageWorkgroupEdition"
      processorArchitecture="x86"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerStorageStandardEdition"
      processorArchitecture="x86"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerStorageEnterpriseEdition"
      processorArchitecture="x86"
      sp="7601"
      space="1440"
      />
 <Edition
      name="Microsoft-Windows-ServerEnterpriseVEdition"
      processorArchitecture="x86"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerDatacenterVEdition"
      processorArchitecture="x86"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerStandardVEdition"
      processorArchitecture="x86"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerSBSPremiumEdition"
      processorArchitecture="x86"
      sp="7601"
      space="1440"
      />
 <Edition
      name="Microsoft-Windows-ServerSBSPrimeEdition"
      processorArchitecture="x86"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerSBSStandardEdition"
      processorArchitecture="x86"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerWinSBEdition"
      processorArchitecture="x86"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerWinSBVEdition"
      processorArchitecture="x86"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerMediumBusinessManagementEdition"
      processorArchitecture="x86"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerMediumBusinessSecurityEdition"
      processorArchitecture="x86"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerMediumBusinessMessagingEdition"
      processorArchitecture="x86"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerHomeStandardEdition"
      processorArchitecture="x86"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerHomePremiumEdition"
      processorArchitecture="x86"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerComputeClusterEdition"
      processorArchitecture="x86"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerEnterpriseEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="1350"
      />
  <Edition
      name="Microsoft-Windows-ServerDatacenterEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="1420"
      />
  <Edition
      name="Microsoft-Windows-ServerStandardEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerWebEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="1440"
      />
 <Edition
      name="Microsoft-Windows-ServerStorageExpressEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerStorageWorkgroupEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerStorageStandardEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerStorageEnterpriseEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="1440"
      />
 <Edition
      name="Microsoft-Windows-ServerEnterpriseVEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerDatacenterVEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerStandardVEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerSBSPremiumEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="1440"
      />
 <Edition
      name="Microsoft-Windows-ServerSBSPrimeEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerSBSStandardEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerWinSBEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerWinSBVEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerMediumBusinessManagementEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerMediumBusinessSecurityEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerMediumBusinessMessagingEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerHomeStandardEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerHomePremiumEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-ServerComputeClusterEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="1440"
      />
  <Edition
      name="Microsoft-Windows-EmbeddedEdition"
      processorArchitecture="x86"
      sp="7601"
      space="160"
      />
  <Edition
      name="Microsoft-Windows-EmbeddedEdition"
      processorArchitecture="amd64"
      sp="7601"
      space="260"
      />
</ScavengeSpace>

Ms-Dos/Windows Unix Write backup

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