My chat with jtac ended with blaming the monitoring SW, guys at check mk blamed juniper thou someone would look at the problem if we paid!
On 19 Aug 2016 4:28 p.m., "Catalin Dominte - Nocsult Ltd" < [email protected]> wrote: > I did talk to Juniper TAC about this, and there is no workaround their > weird MIB implementation. Filters are your friend, and NMSs like Observiu / > LibreNMS which poll everything they can get their hands on are not > necessarily your best friend here. Unless you can turn off specific modules > that is. > > Catalin Dominte | Senior Network Consultant > Nocsult Ltd | 11 Castle Hill | Maidenhead | Berkshire | SL6 4AA | > Phone: +44 (0)1628 302 007 > > VAT registration number: GB 180957674 | Company registration number: > 08886349 > > P Please consider the environment - Do you really need to print this email? > > THIS COMMUNICATION MAY CONTAIN CONFIDENTIAL AND/OR OTHERWISE PROPRIETARY > MATERIAL and is thus for use only by the intended recipient. If you > received this in error, please contact the sender and delete the email and > its attachments from all computers. > > > On 17 Aug 2016, at 16:53, raf <[email protected]> wrote: > > > > Le 17/08/2016 à 17:28, Catalin Dominte a écrit : > >> I usually create a snmp filter to avoid polling interfaces ending in > .0. If you poll an ex2200 / 3300 / 4200 it spends a long time polling the > ifTable and ifxTable. The polling time is reduced considerably if .0 > interfaces are dropped and I can poll the device every 5 minutes. > >> > > > > Yes snmp request can kill the control plane of EXs. For example > Observium was killing my ex4550 (causing ldp sessions to drop and so on). I > still consider that completely ridiculous... > > > > With correct snmp filter the situation is less worse, but I still have > to patch the Observium poller to let some breathes to my ex(s). > > OK the Observium poller is quite aggressive (or stupid depend of the > point of view :). > > > > > >>> What is everyone using to monitor their EX2200/VC stacks? > >>> > > > > I've made some ugly scripts in python to check via ssh the output of > "show virtual-chassis". > > > >>> We are using check_mk to monitor our network which is great, however > due to > >>> the way it polls or due to the low power of the ex2200 I'm unable to > >>> monitor all the individual interfaces. > > > > Check-mk is great, but do lot of snmpwalk to check network devices. (If > I had time I will take a look to patch and make it use an interfaces cache) > > > > -- > > Raphael Mazelier > > > > > > _______________________________________________ > > juniper-nsp mailing list [email protected] > > https://puck.nether.net/mailman/listinfo/juniper-nsp > > _______________________________________________ > juniper-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/juniper-nsp > _______________________________________________ juniper-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/juniper-nsp
