too many variables

Patrick Giagnocavo patrick at zill.net
Thu Aug 9 21:14:35 UTC 2007


On Aug 9, 2007, at 3:47 PM, Tony Li wrote:

>
> On Aug 9, 2007, at 12:09 PM, Leigh Porter wrote:
>
>>
>>
>> Yes a very big unless. Multi-core processors are already available  
>> that would make very large BGP convergence possible. Change the  
>> algorithm as well and perhaps add some multi-threading to it and  
>> it's even better.
>
>
> Not necessarily.  BGP convergence is strongly dependent on memory  
> bandwidth and multiple cores do not increase that.
>
> Tony

Sun just released the T2 chip, claimed 60GB/s memory bandwidth, on- 
board 10GbE interface etc.

Pricing under $1000 for an 8-core chip with 64 "threads".

Cordially

Patrick Giagnocavo
patrick at zill.net






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