Maximum number of NICs for Linux.

[byrdca]

Well thanks for the pointers to the code and all the other
information.  The point is academic as I don't expect that the person
will require enough NICs to seriously encounter any boundary
conditions.  Thanks.

On Sat, Sep 25, 2010 at 5:49 AM, Tom Horsley <horsley1953 at gmail.com> wrote:
> On Sat, 25 Sep 2010 11:18:53 +0200
> Roberto Ragusa wrote:
>
>> Forgetting for a moment about virtual devices (including tun, ppp, ...),
>> you now got me busy trying to imagine hardware with 32000 ethernet jacks.
>
> I think in practice it breaks down before that. I seem to recall
> at work the OS guys were testing a PCI expansion box and filled
> it up with random cards like NICs, and some versions of the linux
> kernel had big problems with the algorithms used to enumerate
> the PCI devices when that many were plugged in (I forget how big
> the box was, but I'm sure it was smaller than 32000 :-).
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