[cifs-protocol] Re: CIFS/NFS performance of netapp filer vs local dir

Joseph Kuan joe.kuan at itheon.com
Thu Mar 1 17:14:22 GMT 2007

Yes, I was referring to how CIFS protocol is used by a client. Not the 
nature of the protocol itself.
The client that I was referring to is Windows XP machines (as a client) 
communicating to a file server.

Matt Seitz wrote:
> Joseph Kuan wrote:
>> The main reason of poor network throughput because when you open a 
>> file, is not a simple open, read, and close. 
> Actually, that is all the CIFS protocol requires.
>> It sends lots of TRANS2 packets and the same file open and close 
>> several times before reading the whole files, lot of other weird 
>> network operations such as NTFS data stream checks.
> Those are additional operations being requested by an application.  
> There's nothing in the CIFS protocol that requires that.


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