From: Eric Dumazet <[email protected]>
Date: Mon, 12 Nov 2007 21:14:47 +0100
> I dont think this is a problem. Cpus numbers and ram size are related, even if
> Moore didnt predicted it;
>
> Nobody wants to ship/build a 4096 cpus machine with 256 MB of ram inside.
> Or call it a GPU and dont expect it to run linux :)
>
> 99,9% of linux machines running on earth have less than 8 cpus and less than
> 1000 ethernet/network devices.
>
> In case we increase the number of cpus on a machine, the limiting factor is
> the fact that cpus have to continually exchange on memory bus those highly
> touched cache lines that contain refcounters or stats.
I totally agree with everything Eric is saying here.
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