[Bro] Bro with 10Gb NIC's or higher

[John Donnelly]

How does one know if bro is dropping (10%)  of messages ?

On Thu, Jan 8, 2015 at 9:28 AM, Mike Patterson <mike.patterson at uwaterloo.ca>
wrote:

> Succinctly, yes, although that provision is a big one.
>
> I'm running Bro on two 10 gig interfaces, an Intel X520 and an Endace DAG
> 9.2X2. Both perform reasonably well. Although my hardware is somewhat
> underspecced (Dell R710s of differing vintages), I still get tons of useful
> data.
>
> If your next question would be "how should I spec my hardware", that's
> quite difficult to answer because it depends on a lot. Get the hottest CPUs
> you can afford, with as many cores. If you're actually sustaining 10+Gb
> you'll probably want at least 20-30 cores. I'm sustaining 4.5Gb or so on 8
> 3.7Ghz cores, but Bro reports 10% or so loss. Note that some hardware
> configurations will limit the number of streams you can feed to Bro, eg my
> DAG can only produce 16 streams so even if I had it in a 24 core box, I'd
> only be making use of 2/3 of my CPU.
>
> Mike
>
> > On Jan 7, 2015, at 5:04 AM, coen bakkers <cbakkers at yahoo.de> wrote:
> >
> > Does anyone have experience with higher speed NIC's and Bro? Will it
> sustain 10Gb speeds or more provide the hardware is spec'd appropriately?
> >
> > regards,
> >
> > Coen
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> > bro at bro-ids.org
> > http://mailman.ICSI.Berkeley.EDU/mailman/listinfo/bro
>
>
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