[c-nsp] Re: GSR LC memory needs (Was: 7505, OC3s, and BGP)

[Pete Templin]

Matthew Crocker wrote:

> On Jul 21, 2005, at 8:47 AM, Pete Templin wrote:
> 
>> How does GSR LC memory consumption compare to VIP memory consumption?
>>
>> In other words, if we're typically comfortable with 128MB in  
>> VIP2-50s, where would we be sitting with 128MB in GSR LCs?  At what  
>> point does/did 128MB go boom?
>>
>> Is the LC memory limit specific by Engine type, or specific to the  
>> individual LC flavor?

> gsr8-1#show diag 0
> 
> SLOT 0  (RP/LC 0 ): 1 Port Gigabit Ethernet
>   L3 Engine: 1 - Standard OC48 (2.5 Gbps)
>
> So, a 256MB LC has 132MB free RAM.  That would be a very tight fit in  
> 128MB and a spike in BGP announcements would max out the LC and  
> shutdown CEF.

Do Engine 0 cards start off with a lower consumption, thereby 
(hopefully) providing a little more cushion before they go boom?

Is there any significant difference in memory consumption between 12.0S 
images from 12.0(27) and newer?

Thanks to all,

pt