[Snort-users] Snort 2.6.1 Stops Logging

Colin Grady colin.grady at ...11827...
Tue Nov 21 21:25:31 EST 2006


On that note... The system I'm testing Snort 2.6.1 on is also an SMP system,
but running Debian and compiled with the Phil Wood's pcap patch (
http://public.lanl.gov/cpw/).

Colin Grady


On 11/21/06, Eric J. Feldhusen <efeldhusen.lists at ...11827...> wrote:
>
> Jason Haar wrote:
> > Colin Grady wrote:
> >> I've migrated one system from Snort 2.6.0.2 <http://2.6.0.2> to Snort
> >> 2.6.1. I've made no configuration file changes and no command-line
> >> changes between the two releases, but after somewhere around 20-30
> >> minutes after being started Snort 2.6.1 seems to stop logging data.
> >> I'm using unified logging, which is being processed through Barnyard.
> >> The Snort process continues to run and the processor time continues to
> >> climb, but the unified logs stop growing -- so it's not related to
> >> Barnyard as best as I can tell.
> >>
> >> Anyone else seen anything like this?
> >
> > I think this is a "me too".  I've just noticed that 2.6.1RC1 appears to
> > work initially, but stops logging at some later time. I am just
> > upgrading to 2.6.1 to see if that fixes it - but your report implies it
> > won't. We're using both syslog and mysql output modules - and both stop
> > reporting - so that (plus your barnyard report) implies the problem is
> > occurring somewhere earlier on.
> >
> > This is snort-2.6.1RC1 under CentOS4.4
>
> I've got a RHEL4u4 server with dual xeons with hyperthreading on, with
> snort-2.6.1 with mysql logging only and using Base 1.2.7 , and I've seen
> similar problems, the snortd process will run for about 20-120 minutes
> at a using 5-8% of the cpu, and then I'll check back later in the day
> and snortd process load is at 100%.  I've been shutting of more and more
> included rule sets to see if it's a particular rule causing the problem.
>   I'll have to try and see if I shut off all rules if it happens.
>
> Eric Feldhusen
>
>
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