[Bro] Bro performance issues

Martin Holste mcholste at gmail.com
Sun Nov 6 12:22:22 PST 2011


Wow, well I'm quite sure that PF_RING is not being used because you
don't have /proc/net/pf_ring entries, but I have no idea why as the
workers are obviously running and you have libpcap compiled with
pf_ring support.

On Sun, Nov 6, 2011 at 10:26 AM, Tomer Teller <djteller at gmail.com> wrote:
> Name       Type       Host       Status        Pid    Peers  Started
>
> manager    manager    localhost  running       30614  3      06 Nov 18:01:09
>
> proxy-1    proxy      localhost  running       30645  3      06 Nov 18:01:11
>
> worker-1   worker     localhost  running       30688  2      06 Nov 18:01:13
>
> worker-2   worker     localhost  running       30689  2      06 Nov 18:01:13
>
>
>
> On Nov 6, 2011, at 18:05, Martin Holste <mcholste at gmail.com> wrote:
>
> What do you get for broctl status?
>
> On Sun, Nov 6, 2011 at 3:02 AM, Tomer Teller <djteller at gmail.com> wrote:
>
> Seth, here is my configuration:
>
>
>
> Bro 2.0beta
>
> Running on Debian GNU/Linux 6.0
>
>
>
> broctl config | grep pfring
>
> pfringclusterid = 21
>
>
>
> ldd bro
>
> linux-vdso.so.1 =>  (0x00007fff41be1000)
>
> libpcap.so.1 => /usr/local/pfring/lib/libpcap.so.1 (0x00007f3a74c0c000)
>
> libpthread.so.0 => /lib/libpthread.so.0 (0x00007f3a749f0000)
>
> libssl.so.0.9.8 => /usr/lib/libssl.so.0.9.8 (0x00007f3a7479a000)
>
> libcrypto.so.0.9.8 => /usr/lib/libcrypto.so.0.9.8 (0x00007f3a743f9000)
>
> libmagic.so.1 => /usr/lib/libmagic.so.1 (0x00007f3a741db000)
>
> libz.so.1 => /usr/lib/libz.so.1 (0x00007f3a73fc3000)
>
> libGeoIP.so.1 => /usr/lib/libGeoIP.so.1 (0x00007f3a73d8c000)
>
> libstdc++.so.6 => /usr/lib/libstdc++.so.6 (0x00007f3a73a78000)
>
> libm.so.6 => /lib/libm.so.6 (0x00007f3a737f5000)
>
> libgcc_s.so.1 => /lib/libgcc_s.so.1 (0x00007f3a735df000)
>
> libc.so.6 => /lib/libc.so.6 (0x00007f3a7327e000)
>
> /lib64/ld-linux-x86-64.so.2 (0x00007f3a74e63000)
>
> libdl.so.2 => /lib/libdl.so.2 (0x00007f3a73079000)
>
>
>
>
>
> cat /proc/net/pf_ring/*
>
> PF_RING Version     : 5.0.0 ($Revision: exported$)
>
> Ring slots          : 4096
>
> Slot version        : 13
>
> Capture TX          : Yes [RX+TX]
>
> IP Defragment       : No
>
> Socket Mode         : Standard
>
> Transparent mode    : Yes (mode 0)
>
> Total rings         : 0
>
> Total plugins       : 0
>
>
>
>
>
> for i in  $(pidof bro); do echo -n "Pid:$i " ; cat /proc/$i/environ | grep
>
> -w 'PCAP_PF_RING_CLUSTER_ID';  done
>
>
>
> Shows me that all instances exported the PCAP_PF_RING_CLUSTER_ID (also
>
> tested PCAP_PF_RING_USE_CLUSTER_PER_FLOW)
>
>
>
> Again, Traffic does not split between the workers, they see the same
>
> packets.
>
>
>
> On Nov 6, 2011, at 3:49, Seth Hall <seth at icir.org> wrote:
>
>
> On Nov 5, 2011, at 5:21 PM, William Jones wrote:
>
> Attached is a patch to fix the getenv problem.  The were tow PCAP env
>
> variables that need a shell export statement.
>
> This will make PF_RING work so long as all the data is going into one
>
> interface or bonded interface.
>
>
> What shell are you using?  There is something messed up because those
>
> environment variables are already set and I think don't think you should
>
> need those lines in run-bro.  I haven't seen anyone else that has needed
>
> those lines at least.
>
>  .Seth
>
> --
>
> Seth Hall
>
> International Computer Science Institute
>
> (Bro) because everyone has a network
>
> http://www.bro-ids.org/
>
>
>




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