memory mapped packet capturing - bpf replacement ?

Julian Elischer julian at elischer.org
Mon Jun 14 17:15:54 GMT 2004



On Mon, 14 Jun 2004, Ed Maste wrote:

> 
> > 
> > Now, the questions:
> > 	1. is my interpretation of benchmark results correct?
> > 	2. if they are correct, why bpf is faster?
> > 	3. is it OK to have no mutexes for ringbuffer operations ?
> 

don't forget that bpf is not copying the entire packet, just the
header..




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