Cyrus' performance

Mike Lohmann mike at werk01.de
Wed Mar 19 07:21:44 EST 2003


Am Mittwoch, 19. März 2003 14:17 schrieben Sie:
> On Wed, 19 Mar 2003, Mike Lohmann wrote:
> > I've got 20000 users writing about 2 mails/day, whereby one mail has
> > approx. 100KB.
>
> Looks like a spike-driven problem.
>
> > What will be, in your opinion, the estimated memory- and cpu usage per
> > user, when 100 of them send their mails at the same time?
>
> Test it. It is very dependent on your platform of choice, and the way you
> set it up.
>
> I'd start testing with 512MB RAM, and a dual PIII system for that load, but
> that's a crude guess. BTW, proper IO is important, so go for SCSI3-160
> disks.
>
> > (Is there a document which tells me what cyrus 'costs'?)
>
> No, that would be pointless. If one is to check wether a system will work
> for him, he is to do it right and *test* it.
;) Yes. That's true...

Thanks for your comments. That will help.

Mike







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