SNMP - monitoring large number of devices

Wed Sep 30 13:00:33 UTC 2015

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On Wed, Sep 30, 2015 at 2:43 AM, Pavel Dimow <paveldimow at gmail.com> wrote:

> Thank you all for you suggestions, I knew it that NANOG is a perfect place
> for those kind of questions.
> I will discuss your comments with my colleagues to see what would be the
> best solution.
> Once again thank you all for your valuable suggestions, I hope I will
> update you soon with some results/test and of course more questions :)
>
>
> On Wed, Sep 30, 2015 at 6:18 AM, Tom Sands <tsands at rackspace.com> wrote:
>
> > We have used ZenOss for a number of years at this scale (40k+ devices, at
> > intervals of 1-5 minutes). It is possible to do if you have the hardware
> > and storage performance to throw at it. We used OpenNMS before that and
> had
> > to change due to scale. During that time we evaluated a number of the big
> > name and big dollar solutions and none of them seemed to scale any better
> > without significantly more hardware costs.
> > That's not to say ZenOss is perfect, we have plenty of headaches too.
> >
> > Sent from my iPhone
> >
> > > On Sep 29, 2015, at 10:40 PM, Joel Whitcomb <Joel.Whitcomb at citrix.com>
> > wrote:
> > >
> > > So we have used www.zenoss.org for many years. Individual collectors
> > are easily handling snmp poll rates of 1.5k oids per second(450k per 5m).
> > As zenoss core is open source Its probably worth a look for you.
> > >
> > > -Joel
> > >
> > > -----Original Message-----
> > > From: NANOG [mailto:nanog-bounces+joel.whitcomb=citrix.com at nanog.org]
> > On Behalf Of Pavel Dimow
> > > Sent: Tuesday, September 29, 2015 1:20 PM
> > > To: NANOG <nanog at nanog.org>
> > > Subject: SNMP - monitoring large number of devices
> > >
> > > Hi all,
> > >
> > > recently I have been tasked with a NMS project. The idea is to pool
> about
> > > 20 OID's from 50k cable modems in less then 5 minutes (yes, I know it's
> > a one million OID's). Before you say check out some very professional and
> > expensive solutions I would like to know are there any alternatives like
> > open source "snmp framework"? To be more descriptive many of you knows
> how
> > big is the mess with snmp on cable modem. You always first perform snmp
> > walk in order to discover interfaces and then read the values for those
> > interfaces. As cable modem can bundle more DS channels, one time you can
> > have one and other time you can have N+1 DS channels = interfaces. All in
> > all I don't believe that there is something perfect out there when it
> comes
> > to tracking huge number of cable modems so I would like to know is there
> > any "snmp framework" that can be exteded and how did you (or would you)
> > solve this problem.
> > >
> > > Thank you.
> >
>