[Samba] Smb question

[Jeremy Allison]

On Wed, Jul 30, 2014 at 05:47:43AM +0000, Uri Abramson wrote:
> Hi,
> I don't know if this is the right place to ask, but I really couldn't find
> it anywhere on the web and if you could only provide me with a quick hint,
> it would be really helpful!
> 
> I'm experiencing the following problem with the SMB file share protocol:
> 1. User1 logs into windows.
> 2. User1 loads a file (from a network share) and works on it
> 3. User2 logs into windows on a different machine.
> 4. User2 loads the same file (from the same location on network) but the
> loading of the file is much much slower. When checking it using WireShark,
> I can see that the packets transfered are devided into much small pieces
> that the file was devided into when loaded by User1.
> 
> Do you have any idea what this could be? again, any hint woul dbe greatly
> valued... thanks!

The magic of oplocks and leases :-). Google will fill in
the rest of the details.