We run a single dell 2850 (2-dual @ 2.8GHz, 8gb ram and 900gb internal).<br
/>have about 29k users... but our message transfer load is much smaller than
what you describe... may be in the order of 10k.... the systems is at 80+ idle
most of the time.<br /><br />We will have this setup for about 1 yr now... no
major problems.<br />-- <br />-- <br />-- <br />Rafael Mahecha <br />E-mail
Administrator <br />Office of Information Management <br />Jackson State
University <br /><br />JSU e-Center <br />1230 Raymond Road <br />Jackson, MS
39204 <br /><br />mahecha@jsums.edu <br />(601)-979-1783 <br
/>http://www.jsums.edu <br /><br />On Thu, October 4, 2007 1:04 pm, Vincent
Fox wrote: <br />> <br />> Wondering if anyone out there is running a
LARGE Cyrus <br />> user-base on a single or a couple of systems? <br
/>> <br />> Let me define large: <br />> <br />> 25K-30K (or more)
users per system <br />> High email activity, say 2+ million emails a day
<br />> <br />> We have talked to UCSB, which is running 30K users on a
single <br />> Sun V490 system. However they seem to have fairly low
activity <br />> levels with emails in the hundred-thousands range not
millions. <br />> <br />> So far that's the only other place we've
talked to. Everyone else <br />> seems to spread out 5K users on a large
number of backends. <br />> <br />> We have 60K users, and were trying
to run them spread across <br />> 2 systems and ran into problems when Fall
quarter started and <br />> the load just skyrocketed. Email volume today
3.6 million. <br />> <br />> <br />> ---- <br />> Cyrus Home Page:
http://cyrusimap.web.cmu.edu/ <br />> Cyrus Wiki/FAQ:
http://cyrusimap.web.cmu.edu/twiki <br />> List Archives/Info:
http://asg.web.cmu.edu/cyrus/mailing-list.html <br />> <br />