On 3 May 2003, Tony Earnshaw wrote:
> "smtp_load_reserve = 15"
>
> Specs read, 20,000 (nearly!) exim-users postings since v4 was released
> consulted, Alltheweb asked for a /qualified/ unit definition; "apropos
> system", "apropos load" - blank drawn. Spec says "fixed point", but the
> above looks more like an integer.
>
> What is the "15"? Processes, time? connections? cups of coffee?
Load, as a fixed point value.
If your load is above smtp_load_reserve, your host will reject connections
from hosts not in smtp_reserve_hosts.