[ixpmanager] peering matrix and memcached

[Brian Thompson]

That makes complete sense.  The part that is missing from all documentation
is how to do that in the configuration file.

*Brian Thompson*
Senior Infrastructure Engineer // Senior Second Guesser

Direct: 503.943.6779
Mobile: 503.707.9018 // Twitter: iovation
*www.iovation.com <http://www.iovation.com/>*


On Mon, Nov 24, 2014 at 6:56 AM, Nick Hilliard <nick at inex.ie> wrote:

> On 24/11/2014 14:45, Brian Thompson wrote:
> > Yes this is where the problem is. I have tried all options.  I can not
> > figure out how to get two streams working.
> > sflowtool_opts = -4 -p 5000 -l RRD works but not BGP
> > sflowtool_opts = -4 -p 6343 -f 127.0.0.1/5501 <http://127.0.0.1/5501> -l
> > BGP works but not RRD
> > sflowtool_opts = -4 -p 6343 -f 127.0.0.1/5500 <http://127.0.0.1/5500> -f
> > 127.0.0.1/5501 <http://127.0.0.1/5501> BGP but not RRD
>
> Hi Brian,
>
> You need to start a separate sflowtool process to handle the fan-out, then
> set up two sflow consumers like this:
>
> >        sflowtool_opts = -4 -p 5500 -l
> >        sflowtool_bgp_opts = -4 -p 5501 -l
>
> This means you'll end up with three sflowtool processes running:
>
> - one to handle the fanout (-4 -p 6343 -f 127.0.0.1/5500 -f 127.0.0.1/5501
> )
> - one consumer for rrd (-4 -p 5500 -l)
> - one consumer for bgp (-4 -p 5501 -l)
>
> This is what "ps ax|grep sflowtool" looks like on our sflow box:
>
> >  594  -  S      27:48.20 /usr/local/bin/sflowtool -4 -p 6343 -f
> 127.0.0.1/5500 -f 127.0.0.1/5501
> >  839  -  S      87:02.59 /usr/local/bin/sflowtool -4 -p 5501 -l
> >  844  -  S      77:40.26 /usr/local/bin/sflowtool -4 -p 5500 -l
>
> Nick
>
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