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Should I enable SMB Multichannel

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ontap-9
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Applies to

  • ONTAP 9
  • SMB Multichannel

Answer

  • This feature is disabled by default.
  • Every customer environment is unique, as such, the recommendation from NetApp Technical Support is to enable SMB multichannel and test in your environment given your workloads.
  • SMB Multichannel can just as easily be disabled.
  • Enabling/disabling SMB Multichannel only takes affect on new connections (Tree Connect SMB call specifically).

Additional Information

  • NetApp Technical Report on SMB Multichannel
    • ::> set advanced
    • To enable SMB Multichannel:  ::*> cifs options modify -vserver <svm_name> -is-multichannel-enabled true
    • To disabled SMB Multichanne: ::*> cifs options modify -vserver <svm_name>-is-multichannel-enabled false
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