Wrong, Wrong, Wrong,

You are absolutely right that IT is presented with the two cases. That's
the way business should work. (Of course many big enterprises forget
this). But it's basic supply and demand. Users need storage, they need
to pay for it. Users need IT support, the management pays for it. Users
need more storage, management pays for it.

This is such an easy problem, and it's amazing so many people miss the
answer.

Present the case to management, let them decide. Although better stated,
when the email system is designed, it should have been reviewed and the
support levels negotiated with management. Now I realize this is a
little too complicated for a small organization, but the same concept
should be followed, let management, the guys with the purse strings make
the decision. It's your job to present to them the different scenarios
and situations, in a language and format that they can understand. 

And as to disk drives, I can speak pretty knowledgeably in this
situation, there is virtually no storage limitations within Exchange
that impacts the per user storage. The closest I can think of would be a
16GB limit in standard edition for a mailbox. Or maybe a 100GB in
Enterprise edition realistic limitation restricted by backup limits. But
in either of these cases, sections of the Public Folders can be set
aside for the user's private use to get around the limitation. A TB
Exchange System is a daily type of thing.

And as to users keeping things forever, that's pretty much hogwash. I've
dealt with thousands of users and that's just not what happens. On a
mature system, you can expect growth in the neighborhood of 10%. And at
that rate, technology far outpaces it. Technology doubles every 18
months or so, that's about 70% growth rate.

I've only seen average mailbox sizes increase from about 10MB in the
pre-Internet days to about 50MB today. Sure you have a couple of users
with multi-GB mailboxes, but you've got 10 times as many with sub MB
mailboxes. That's the way people are. 10% of your users will use 90% of
your storage and 90% of your users will use 10% of your storage. While
not exact, it always comes pretty darn close. Look at your mailboxes and
see how close the saying is. You'll see the same thing in your file
systems. As well as paper storage.

I can pretty well guarantee you that with a user base of 1000 users,
that you will not be able to average 1GB per user. That means that even
something as small as a TB requires well over 1,000 users. Actually, you
can probably count on it servicing about 10k-20k users and would be
over-sized at about 3k-5k users



-----Original Message-----
From: John Steniger [mailto:[EMAIL PROTECTED]] 
Posted At: Friday, July 05, 2002 3:17 PM
Posted To: Microsoft Exchange
Conversation: Unlimited Quotas
Subject: RE: Unlimited Quotas


Not to get into a war of words (as this appears to be something near and
dear to your heart), often IT is put in the position to have to:

A) Save money by not spending any, period (on Exchange or any other type
of upgrades, or disk, or what have you..)

B) Provide virtually unlimited service (unlimited file share, unlimited
email storage, etc....)

These two opposing conditions are imposed on us by those far more
important than myself in an organization.  In an organization, the fact
that it is sometimes impossible to meet these two criteria at the same
time if often lost on those who make these decisions.  It happened in
our organization, and it was decided that limits should be imposed.  Did
we run out of space directly because we had no limits to begin with?  I
happen to believe no limits encourages lazy usage (storing everything,
to the point where you can't remember if you need it, so you keep it) -
I certainly may be mistaken.  It seems clear to me that if reasonable
limits are imposed, and adjusted as needs change, one can get much more
use out of a system. 

To speak to another of your points, sometimes "more disk drives" don't
do the trick.  Exchange (not Enterprise) imposes a software limit on the
information store.  Disk won't help if you hit that.  I agree with you
that you won't necessarily run out of space if you restrict storage.
However, I would say its rather likely, from my experience.  It may not
happen within a week, or even a year, but users aren't typically
concerned with keeping their file and email storage neat and clean so to
not fill up the server - they have their own jobs to worry about.  Maybe
the users in your organization are different. 

John J. Steniger



> -----Original Message-----
> From: Woodrick, Ed [mailto:[EMAIL PROTECTED]]
> Sent: Friday, July 05, 2002 2:32 PM
> To: Exchange Discussions
> Subject: RE: Unlimited Quotas
> 
> 
> 
> Why do you pretend to be arrogant enough to be able to
> dictate the needs
> of others? You don't seem to have any business drivers to justify your
> actions. And who is to say that getting additional disk drives for the
> user email storage isn't out of the question?
> 
> And as to storage, it has nothing to do with processor and RAM.
> 
> And most importantly, just because you don't restrict the
> users storage,
> doesn't mean that you will run out of space. That's 
> absolutely hogwash,
> a justification of why many IT shops get such a bad 
> reputation. Your job
> is to SUPPORT your users, not be a dictator. In the whole scheme of
> things, a few thousand dollars for some disk space and maybe 
> an upgrade
> in Exchange editions is petty cash. 
> 
> 
> The BUSINESS driver should not be an IT limit. Exchange really is able

> to support most business drivers with little difficulty. In the 
> limitation of storage, that should be completely dictated by you 
> organizations Document Retention Policy, which should be dictated by 
> the lawyers. And it shouldn't even be an IT function to enforce,
> even if you
> can. 
> 
> 
> 
> -----Original Message-----
> From: James Liddil [mailto:[EMAIL PROTECTED]]
> Posted At: Friday, July 05, 2002 9:18 AM
> Posted To: Microsoft Exchange
> Conversation: Unlimited Quotas
> Subject: Unlimited Quotas
> 
> 
> I am being asked to justify why I have set quotas for users on our E2K

> server with 25 users.  Things that come to mind are that if we give 
> users unlimited stores, we will have to buy more disk space in time. 
> Also we have a single processor server with 512 ram.  So I would make 
> a WAG and say that we will be looking at a second processor and
> more RAM.
> I am already looking at more RAM since our server is paging 
> quite a bit.
> And as we implement archiving and journaling this will impact 
> disk space
> as well as the backup (time, number of tapes).  I also realize that
> allowing unlimited space leads to users never managing their e-mail.  
> 
> So besides these reasons are there any other reasons that I should be 
> thinking about?  Thanks.
> 
> Jim Liddil
> 
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