[Bro] Packet Drops

Tom OBrion hammadog at gmail.com
Thu May 10 06:05:17 PDT 2012


hehe

Well that does seem exciting, but at the time we were running around
13mbps and no we are not running pf_ring.  Here is a snipet of the log
when we were running close to 100mbps.

#separator \x09
#set_separator	,
#empty_field	(empty)
#unset_field	-
#path	capture_loss
#fields	ts	ts_delta	peer	gaps	acks	percent_lost
#types	time	interval	string	count	count	string
1336586727.588158	900.000168	bro	289518	644040	44.953%
1336587627.588220	900.000062	bro	306102	746812	40.988%



On Thu, May 10, 2012 at 8:25 AM, Seth Hall <seth at icir.org> wrote:
>
> On May 9, 2012, at 8:32 PM, Tom OBrion wrote:
>
>> #fields       ts      ts_delta        peer    gaps    acks    percent_lost
>> #types        time    interval        string  count   count   string
>> 1336608708.135106     900.000206      bro     996     721708  0.138%
>> 1336609608.135122     900.000016      bro     805     705801  0.114%
>
>
> Now that actually looks really nice.  Did you say that you are running PF_Ring?  I trust the data from the NIC even less when using any of the various things that bypass the normal OS data flow (but I'm not saying that's a bad thing!).
>
>  .Seth
>
> --
> Seth Hall
> International Computer Science Institute
> (Bro) because everyone has a network
> http://www.bro-ids.org/
>



-- 
Tom O'Brion
TEL: 207.210.2167
Skype:

"Life is too short to spend time with people who suck the happy out of you."




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