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How many paths to a lun are supported in Windows?

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Category:
ontap-9
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san
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Applies to

  • Windows Server
  • Data ONTAP 7-mode
  • ONTAP 9

Answer

 

Windows Server 2008 and Windows Server 2008 R2 support up to:

  • Eight buses per adapter
  • 128 target IDs per bus
  • 255 LUNs per target ID

Windows Server 2012 and later versions of Windows support up to:

  • 255 buses per adapter
  • 128 target IDs per bus
  • 255 LUNs per target ID

 

Adding a device that takes the total path count over 1,024 will cause the paths over 1,024 to not be used an potentially not recognize a new L

Additional Information

Adding a device that takes the total path count over 1,024 will cause the paths over 1,024 to not be used an potentially not recognize a new LUN
 

 

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