FreeBSD +NFS + mail services

[Francisco Reyes]

David Gilbert writes:

> Remember that, in the end, this is really just a limit on
> parallelism.  I remember some wizdom from way back when that you
> wanted this number around 2x to 4x the number of actual spools
> servicing things as there really wasn't any point in growing it
> further.

It seems most of the time all 20.. are staying around.. so plan to leave it 
to 20.. but just decrease the period of the idle timeout..