[c-nsp] lost belt, suspender to the rescue

[Javier Henderson (javier)]

Javier Henderson
javier at cisco.com
+1 919 994 4074

> On Aug 17, 2017, at 16:06, Gert Doering <gert at greenie.muc.de> wrote:
> 
> Hi,
> 
> two of my ASR9001s have started logging the following message, every now
> and then - like "3 times in 15 minutes, then nothing for 10 hours, then
> again a few"...
> 
> RP/0/RSP0/CPU0:Aug 17 10:15:01.175 : ipv4_rib[1126]: rib_ug_send_data: Lost belt, suspender to the rescue
> 
> since it started on two devices roughly at the same time (which happen to
> both run the same 4.3.4 SP <something> version, and share the same EIGRP-
> and BGP-Tables, but have different uptimes etc) I assume "it is something
> interesting in BGP" - but cisco.com is totally silent on that error(?)
> message, only twitter has a few mentions, but these are also just amused,
> not factual.

This is probably related to the BGP-RIB Feedback feature. Do you have this configured?

-jav

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