Re: [Exim] Hashing level 2.

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Szerző: Tony Finch
Dátum:  
Címzett: yann
CC: exim-users
Tárgy: Re: [Exim] Hashing level 2.
Yann Golanski <yann@???> wrote:
>
>The non-even split is a problem if you have some million of users as we
>did with Freeserve. It was the reason for the nhash code.


Demon uses a three-level simple hashing scheme, but instead of
u/s/e/username it was e/m/a/username, i.e. starting from the
end. This gives slightly more even distribution, and scaled fine
to a quarter of a million users.

Tony.
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