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Date:      Tue, 5 Nov 2002 08:41:07 -0600 (CST)
From:      <nbari@unixmexico.com>
To:        <jaka.erjavec@telemach.net>
Cc:        <nbari@unixmexico.com>, <freebsd-isp@freebsd.org>
Subject:   Re: qmail + 1 million users
Message-ID:  <61336.200.67.190.71.1036507267.squirrel@mail.unixmexico.net>
In-Reply-To: <200211050858.17454.jaka.erjavec@telemach.net>
References:  <B9EC77DC.28E9%scott@g-it.ca> <200211050858.17454.jaka.erjavec@telemach.net>

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I am using mysql authentication for all users (i use vpopmail vchkpw)

what do you recomend for authentification of all users ?



> Hello,
>
> Maybe this question is a bit out of the topic but I am wondering how are
> you  handeling authentication for all this users. You are probably not
> using  system users, or do you?
>
> Thanks,
> Jaka
>
> On Tuesday 05 November 2002 02:15, Scott Gerhardt wrote:
>> Hmm, 1,000,000 users with 2MB quota each will require 2TB of disk
>> space minimum!  You will need an external fiber channel or similar
>> storage array.
>>
>> On 11/4/02 7:03 PM, "Ralph Forsythe" <rf-list@centerone.com> wrote:
>> > I can't really say on the load balancing, but for the other stuff:
>> >
>> > Your system is probably slow because of the swapping - that's a lot
>> of continuous CPU and disk activity to slam it.  I'd say look at the
>> total memory usage you have now (ram + swap), figure your growth in
>> and scale accordingly leaving extra ram on top of that.  You should
>> avoid swapping at all costs.
>> >
>> > The dual CPU is good, get the most you can afford there.  Your main
>> bottleneck will be the disks - I recommend you actually run more
>> than 2, if you can get a high performance RAID controller and
>> several disks running the load will be split across the spindles and
>> you'll see a major performance gain, plus data security.  With 1
>> million users I assume you can afford this.
>> >
>> > If you're load balancing you need to figure out how to replicate the
>> data across servers.  That introduces a lot of complexity into the
>> equation, since I'm sure there are multiple ways to accomplish what
>> you need but finding the best one for your scenario and budget could
>> be tricky...
>> >
>> > -rf
>> >
>> > At 04:17 PM 11/4/2002 -0600, you wrote:
>> >> Hi all
>> >>
>> >> i have almost 1 million users and i am using qmail with vpopmail
>> right now i have a compaq proliant 2 procesors p III and 1GB ram
>> users have 2MB Quota but the servers is geting slow, and i am using
>> almost all my swap partition (85%) what hardware do you recomend
>> for this server and how can i balance the load on the server
>> >>
>> >> I am thinking on a dual xeon DELL poweredge 6600 with 6GB ram and
>> two 73Gb SCSI
>> >>
>> >> Thanks
>> >>
>> >>
>> >> -----------------------------------------
>> >> "UNIXMEXICO la comunidad *nix en todo México!"
>> >> http://www.unixmexico.org/
>> >>
>> >>
>> >>
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>> >
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>
>
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