[ale] file serving

[Joe Knapka]

Jonathan Glass <jonathan.glass at ibb.gatech.edu> writes:

> David Hamm wrote:
> 
> > Does anyone know at what point CPU power doesn't help in file
> > serving via SMB.  Can you get comparable performance from a PIII as
> > you would a P4.  Is a Celeron slower at serving files than a
> > comparable speed P4?  Any links or suggestions are welcome.  Thanks.
> >
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> >
> I never noticed any difference simply based on processors.  I've built
> file servers from old Pentium chips to the latest P4Xeon machines.
> The biggest bottlenecks I've encountered are network and harddrive
> speed. Jonathan G.

Sure. 99.9% of the work is being done via DMA transfers, so the
CPU hardly has any work to do at all. Bus-mastering peripherals
probably help.

-- Joe Knapka

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