[Bro] Bro 2.3.2-419 segfaults when using PF_RING 6.0.3 libpcap 1.6.2 and pfdnacluster_master on RHEL 6.6

Gary Faulkner gfaulkner.nsm at gmail.com
Fri Feb 27 12:57:40 PST 2015

Thanks, Daniel! I can confirm that the patch fixed the issue for 'broctl 
capstats' when using the short name dnacl for an interface for me.


On 2/27/2015 2:37 PM, Daniel Thayer wrote:
> Thanks for reporting this issue.  I've made a small change
> to broctl so that it now recognizes the shorter name "dnacl".
> -Daniel
> On 02/27/2015 10:43 AM, Gary Faulkner wrote:
>> As a follow up to the second issue I was seeing. Alfredo (from NTOP)
>> suggested that pfdnacluster_master was not allowing me to listen with
>> more than 10 app instances possibly due to the name being too long when
>> using the long format dnacluster:21 at 10 as opposed to dnacl:21 at 10. Bro
>> used to work fine with the long name, so perhaps this is some change in
>> PF_RING. Using the short name allowed Bro to bind workers to dnacl:21 at 10
>> and greater, but this seems to cause broctl to not call capstats
>> properly (for a dnacluster). When using dnacluster:21 'broctl capstats'
>> had some logic that would trigger broctl to call a single instance of
>> capstats for each worker node as app2 on the dnacluster, where app2 had
>> a single queue with a full copy of the traffic, so it wouldn't get a 'no
>> such device message'. This doesn't seem to work when using the short
>> name version of 'dnacl', and instead broctl calls capstats for each
>> individual worker and since these are already bound to the app1 queues
>> there is nothing for capstats to listen on.
>> Regards,
>> Gary

More information about the Bro mailing list