Snort mailing list archives

Re: Preproc tuning


From: snort user <snort.user () gmail com>
Date: Fri, 17 Jun 2005 16:21:37 -0400

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 () gmail com> 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 () gmail com> 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 () gmail com> 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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