[f-nsp] FCX High CPU Diagnostics

[Markus Monka]

Hi,

we had the same problem with CER 2024. Querying BGP Stats via SNMP is quite
heavy for the box.

Best Regards
 Markus

On Wed, Apr 3, 2019 at 10:55 PM Derek Maxwell <
derek.maxwell at chosentechgroup.com> wrote:

> That may have actually done the trick. We aren't using any snmp tools on
> this box, but I added no snmp-server to the config and that brought cpu
> back down to 1%. I'll keep watching and see where it lands.
>
> If there are any other thoughts, feel free to send them over. I appreciate
> any input.
>
> -----Original Message-----
> From: Jörg Kost <jk at ip-clear.de>
> Sent: Wednesday, April 3, 2019 1:12 PM
> To: Derek Maxwell <derek.maxwell at chosentechgroup.com>
> Cc: foundry-nsp <foundry-nsp at puck.nether.net>
> Subject: Re: [f-nsp] FCX High CPU Diagnostics
>
> Can you eliminate any SNMP tool, that might spin the CPU around?
>
> On 3 Apr 2019, at 21:49, Derek Maxwell wrote:
>
> > Output of dm cpu:
> >
> > idle pid 0 id 536918812 cpu 0 usage                    0
> > main pid 1 id 536918812 cpu 0 usage                    0
> > flash pid 0 id 536918812 cpu 0 usage                    0
> > arrays at 2238d894 and 2238dd6c
> > from entry 78 to entry 35
> > loop cnt: 3395 3626 -> 231
> > read cnt: 57670 61592 -> 3922
> > loop rate = 231/430 = 0
> > rcode = 100 - (100*0/2550) = 100
> > 99/100 busy, from 43 sec ago
> >
> > sho ip bgp sum does not show any FIB programming
> >
> > We have fewer than 10 routes in so we're definitely not exceeding any
> > limits.
> >
> > We have icmp redirects disabled
> >
> >
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