copy offload for SMB?

Christopher R. Hertel crh at
Thu Feb 21 19:39:22 MST 2013

On 02/21/2013 08:08 PM, Richard Sharpe wrote:
> Hi folks,
> Does Microsoft have support for doing copies locally on the server
> when the source and destination are on the same server?
> Eg: cp E:\some-path-1\some-file E:\some-path-2\

Yes.  See [MS-SMB2] section, covering SRV_COPYCHUNK_COPY

  "The SRV_COPYCHUNK_COPY packet is sent in an SMB2 IOCTL Request by
  the client to initiate a server-side copy of data."

Chris -)-----

"Implementing CIFS - the Common Internet FileSystem" ISBN: 013047116X
Samba Team --     -)-----   Christopher R. Hertel
jCIFS Team --   -)-----   ubiqx development, uninq.
ubiqx Team --     -)-----   crh at
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