[c-nsp] GRP vs. PRP-1

Sascha Pollok nsp-list at pollok.net
Tue Jan 11 05:01:56 EST 2011


Hola,

>> The PRP-1 has much more room to put stuff in (1GB Ram) and is much faster. 
>> It still shows high CPU though when it comes to a high number of peers etc. 
>> You might consider PRP-2 in that case. But in your case PRP-1 should be 
>> perfectly fine.
>
> The GRB-P is also out of support and gets no new software (12.0(33)S isn't 
> available for instance).
>
> So yes, upgrading to PRP-1 with at least 1G of RAM should definitely be done, 
> the 512M of ram on GRP-B isn't enough for full table today.

oh it is! It depends on the number of paths you have. But if you only have
two upstreams or so your GRP-B would be at ~110 MB free today running
12.0(32)S15. I saw one several days ago doing exactly this. It even had
a full IPv6 table.

But you could easily end up with a crashing BGP Process when sorting 
routes, neighbors come up and down or things like this.

-Sascha


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