>Hi Casper,
>
>>But it is not.  Some code fails or starts to perform poorly when
>>confronted with large fd limits.
>>  
>>
>
> OK. That is a strong reason not to do it.
>
> I am curious. Is this a problem for a 64-bit application also? I am 
>assuming
> you were referring to select(3C) and FD_SETSIZE?

Poor performance:

        applications doing the old
                for (i = 3; i < getdtablesize(); i++)
                        close(i);

breakage, selec, among others, but if an application preallocates
a pollfd of the "appropriate size" and the limit is suddenly bumped,
problem will arise.

Casper
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