[c-nsp] Router memory problem

CiscoNSP List CiscoNSP_list at hotmail.com
Sun Oct 30 16:31:14 EDT 2016


Very bleary eyed - but shouldnt this:


ip prefix-list max23 seq 5 permit 0.0.0.0/0 ge 8 le 16

be:

ip prefix-list max16 seq 5 permit 0.0.0.0/0 ge 8 le 16


As you are referencing max16 in your dist-ist


router bgp xxxx
  distribute-list prefix max16 in



________________________________
From: cisco-nsp <cisco-nsp-bounces at puck.nether.net> on behalf of Joseph Mays <mays at win.net>
Sent: Thursday, 27 October 2016 7:06 AM
To: Chris Boyd; cisco-nsp at puck.nether.net
Subject: Re: [c-nsp] Router memory problem

> On the plus side, if you screw up routing with a mistake, you'll free a lot of memory :-/

See, there could be a silver lining. :-)

Got the commands in...

router bgp xxxx
  distribute-list prefix max16 in

ip prefix-list max23 seq 5 permit 0.0.0.0/0 ge 8 le 16

The bgp table seems to be dropping in size over time....

core-gw1.noc#show ip bgp sum
[...]
xx.xxx.xxx.x    4   174  146060     785   707302    0    0 13:00:03   605322

core-gw1.noc#show ip bgp sum
[...]
xx.xxx.xxx.x    4   174  146060     785   707302    0    0 13:00:03   603660

but it's taking a long time. I could clear the bgp tables, but I'm hesitant to do that. Maybe better to just let it drop over time.







-----Original Message-----
From: Chris Boyd
Sent: Wednesday, October 26, 2016 3:57 PM
To: cisco-nsp at puck.nether.net
Subject: Re: [c-nsp] Router memory problem


> On Oct 26, 2016, at 2:19 PM, Joseph Mays <mays at win.net> wrote:
>
> I was thinking about using a prefix list to limit the size of the BGP routing table.

Hard to do if you can't see the config, but I suppose if you are careful you could tftp it in, since you mentioned that's still working.  On the plus side, if you screw up routing with a mistake, you'll free a lot of memory :-/

-Chris

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