Re: [exim] Configuring mailbox quotas on large servers

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Author: Michelle Konzack
Date:  
To: exim-users
Subject: Re: [exim] Configuring mailbox quotas on large servers
Am 2009-11-27 10:40:27, schrieb Andy Smith:
> Hi,
>
>    what are people doing for setting mailbox quotas on systems with  
> very large numbers of mailboxes (hundreds of thousands)? I would  
> assume UNIX filesystem quotas aren't practicle as you´d need to have  
> all of those users in /etc/passwd or your directory service which I  
> think would kill performance. Anyone with any experience in this like  
> to share their thoughts??


I can not believe, you have a singel server with "hundreds of thousands"
mailboxes, because I know some VERY BIG providers which hit the limit
with arround 50-60.000 Mailboxes per physicaly server.

I have a very fast Sun Machine and run into trouble with 20.000 accounts
if they access the mailboxes between 08:00 and 17:00. And of course, I
am using 4 Income-MTA-Proxys which distribute the messages to 86 mailbox
servers.

However, my quotas are in the PostgreSQL database and I can change it
with some clicks in less then 10 seconds.

Thanks, Greetings and nice Day/Evening
    Michelle Konzack
    Systemadministrator
    Tamay Dogan Network
    Debian GNU/Linux Consultant


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