[horde] Bottleneck ? CPU or HDisk IO or RAM

[Linux Advocate]

just saw a postfix /dovecot installation at a govt agency supporting 1600 users , a hp box, with quadcore dual processors, 12 GB RAM, and 750GB x 6 sata hdisks in raid 5. and the sysadmin says all ok....  :)



----- Original Message ----
> From: Eric Jon Rostetter <eric.rostetter at physics.utexas.edu>
> To: horde at lists.horde.org
> Sent: Thursday, February 5, 2009 1:16:45 AM
> Subject: Re: [horde] Bottleneck ? CPU or HDisk IO or RAM
> 
> Quoting Linux Advocate :
> 
> > A. supposing its two boxes of Dual Core Dual Xeons, 8GB RAM and 7.2k rpm 750 
> GB SATA
> > disks ( 6  or more ) in a RAID10, i.e one for horde, one for imap/pop/webmail 
> ,will the 7.2k rpm sata drives cut it ? since imap is hard disk i/o intensive ( 
> as mentioned in one of the posts here ) ?
> 
> I hope so, because I'm about to deploy the same type setup soon. :)  I
> won't be able to tell you until I deploy though, which might be too late.
> 
> Mine will be quad core Xeons, 8GB RAM, and SATA in RAID-10 on perc 6/i. :)
> The dual vs quad shouldn't be a big deal...  The SATA is the question (but
> who can afford SAS at 3 times the price?)
> 
> --Eric Rostetter
> The Department of Physics
> The University of Texas at Austin
> 
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