[c-nsp] FIB scale on ASR9001

[Lukas Tribus]

On Thu, 11 Nov 2021 at 15:12, Mark Tinka <mark at tinka.africa> wrote:
>
>
>
> On 11/11/21 16:02, Lukas Tribus wrote:
>
> > When I tested RTR on IOS-XR I hit some strange bugs in the RTR client,
> > specifically the RTR session would hang in certain scenarios (router
> > restart, RTR server reboot, etc), requiring manual intervention with a
> > "clear bgp rpki-server 1.2.3.4". It was *a lot* better in more recent
> > releases, but 6.5.3 was not part of those better releases. I still did
> > not have a lot of trust in XR for this reason, so I wrote a NETCONF
> > script that would make some sanity checks on the RTR session state on
> > XR boxes (nagios friendly):
> >
> > https://gist.github.com/lukastribus/695c9e780d118755271519d4d3cb54f3
> >
> > (minimum number of absolute v4 and v6 VRPs on each RTR server, maximum
> > v4/v6 VRP deviation between the RTR servers, RTR servers not in
> > "connected" state).
>
> And now, with the code you are currently running for IOS XR?

I haven't been able to reproduce the hung RTR session issue due to
reboot/reloads in newer code. 6.7.3 (32-bit)/7.1.3 (64-bit) should be
fine. I don't recall if 6.6.X was good or bad, but 6.5 certainly was.
Still, the monitoring script makes sense.

Lukas