[Snort-users] Preproc tuning

snort user snort.user at ...11827...
Fri Jun 17 13:22:45 EDT 2005


In both cases, it does exactly the same thing in the code.
and this happens when snort starts.
so i dont understand if there is a performance difference.
might be something else that is causing the performance difference


On 6/17/05, Joel Esler <eslerj at ...11827...> wrote:
> I know what it does.  What I am saying is, if you specify them in the
> .conf file, as opposed to letting the compiled code do it, is it
> faster?  In my tests it's showing significant CPU performance
> increase..
> 
> J
> 
> On 6/17/05, snort user <snort.user at ...11827...> wrote:
> > Those are the default ports for which state tracking/reassembly is done
> > if you dont specify anything in the snort.conf
> >
> > #   ports [list] - use the space separated list of ports in [list], "all"
> > #                  will turn on reassembly for all ports, "default" will turn
> > #                  on reassembly for ports 21, 23, 25, 53, 80, 143, 110, 111
> > #                  and 513
> >
> >
> > On 6/17/05, Joel Esler <eslerj at ...11827...> wrote:
> > > Has anyone else noticed a significant performance increase by
> > > specifying the ports for stream4?
> > >
> > > If I look at the code for stream 4, take the ports that are in there.
> > > and specify them via the snort.conf
> > >
> > > ports: < 21 23 25 53 42 80 110 111 143 513 >....etc..
> > >
> > > It is SO much faster and doesn't consume as much CPU resources...
> > >
> > > anyone?
> > >
> > >
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