ULOG and bandwidth monitor

Vladimir B. Savkin master at sectorb.msk.ru
Thu Jun 30 18:08:40 CEST 2005


On Mon, Feb 14, 2005 at 05:13:12PM -0700, Ben La Monica wrote:
> Hello,
> 
> On Mon, 14 Feb 2005 16:30:49 -0700, Michael Gale
> <michael.gale at utilitran.com> wrote:
> > Hello,
> > 
> >         I have recently downloaded ulogd-1.02 and gone through the
> > documentation. With the mysql plugin, it would seem very easy to create
> > a web base front end to produce total stats.
> 
> ulog has problems when there is a lot of traffic flowing, and it drops
> packets. This is because that it passes every packet into userspace
> and it usually runs out of buffer space. I think there are plans to
> actually integrate a conntrack-acct module into ulogd (I can't find
> the post right now, so I can't provide a reference).
> 

With --ulog-cprange and --ulog-threshold it's not nearly that bad.
I'm doing accounting with more than 50kpps peak rate, with no drops.
It's not a hard limit, we just have that much of a traffic here,
with artificial tests it can do more.

~
:wq
                                        With best regards, 
                                           Vladimir Savkin. 




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