Re: [exim] calculating system requirements

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著者: Lionel Morrison
日付:  
To: Customer Support
CC: exim-users, Kenny Chamber
題目: Re: [exim] calculating system requirements
Customer Support wrote:

>>I couldn't find anything on this. How do you calculate the system
>>requirements for both pop and imap mail with a MySQL or PostgreSQL
>>authentication backend (on the same computer)?
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John

Do you have any details on what you used to create your mini cluster?

Currently I have 2 AMD 3200+ with 1gb of memery each. Each run their own MySQL DB's and each have their own local caching DNS servers. What I'm most intrested in is getting them to act as a cluster so that I can increase through put.

Currently. Each machine can out put upto 6000 emails per hour.

Lionel
HMSystems.net

>Not sure that there is a method for this.
>
>I've got 2 servers which work as a mini mail cluster, each handles about 100
>to 150 mails per min and 50 to 100 pop/Imap logins per min, all working
>using mysql for routing and auth. Each server acts as a Mysql slave from a
>master server which handles the inserts/edits for each customers records.
>POP/Imap is from Dovecot.
>
>Loads are normally 0.2 to 0.5 for Celleron 2.8, 512mb ram on single IDE
>drives.
>
>Regards
>
>John Lyons
>Netserve Consultants Ltd
>http://www.domaincity.co.uk
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