RE: BE disk config
- From: Monika Rabarison <monika.k.rabarison@xxxxxxxxxxxxxxx>
- To: "[ExchangeList]" <exchangelist@xxxxxxxxxxxxx>
- Date: Tue, 14 Sep 2004 13:54:34 -0500 (CDT)
Great! Thanks again,
Monika
On Tue, 14 Sep 2004, Lara, Greg wrote:
> http://www.MSExchange.org/
>
> I'd agree with the hot spare idea as well. To figure your quota, simply
> multiply the mailbox size by the number of users. If it exceeds your
> available disk space, lower the quota. Leave yourself a 15-20% margin of
> error to be safe. 15000 mailboxes at 50 megabytes each equals 750 gigabytes,
> which is more than you'll have available even if you allocate all 8 72 gig
> drives to your RAID 5.
>
> It sounds like you're doing this for a school. I'd recommend a relatively
> low mailbox size, which forces people to keep their house clean. 15000
> mailboxes at 25 megs requires 300 gigs, which would be within your comfort
> level.
>
> Greg Lara
>
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>
> -----Original Message-----
> From: Monika Rabarison [mailto:monika.k.rabarison@xxxxxxxxxxxxxxx]
> Sent: Tuesday, September 14, 2004 1:10 PM
> To: [ExchangeList]
> Subject: [exchangelist] RE: BE disk config
>
> http://www.MSExchange.org/
>
>
> Shawn,
>
> The hot spare idea is a good one.
>
> Thanks a lot,
>
> Monika
>
> On Tue, 14 Sep 2004, Shawn Moua wrote:
>
> > http://www.MSExchange.org/
> >
> > I would vote for Greg's setup as well. However, you may want to leave a
> > 72GB drive as a hot spare (assuming your system is capable).
> >
> > Thanks,
> > Shawn.
> >
> > -----Original Message-----
> > From: Lara, Greg [mailto:GLara@xxxxxxx]
> > Sent: Tuesday, September 14, 2004 9:42 AM
> > To: [ExchangeList]
> > Subject: [exchangelist] RE: BE disk config
> >
> > http://www.MSExchange.org/
> >
> > This sounds like a test question. Here's how I'd do it:
> >
> > "C" drive = 2 x 18 mirrored
> > "D" drive = 2 x 36 mirrored
> > "E" drive = 8 x 72 RAID 5 (or)
> > "E" drive = 4 x 72 RAID 5 x 2 (RAID 5+1, that is mirrored RAID 5 drives)
> >
> > The last option is the most secure, and costly, cutting your possible
> > database storage in half, and is probably a little over the top for your
> > needs.
> >
> > Install your system and boot files on C, Exchange logs on D, private and
> > public databases on E. Drive lettering for D and E could be
> > interchangeable.
> >
> > Greg Lara
> >
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> >
> >
> > -----Original Message-----
> > From: Monika Rabarison [mailto:monika.k.rabarison@xxxxxxxxxxxxxxx]
> > Sent: Tuesday, September 14, 2004 12:19 PM
> > To: [ExchangeList]
> > Subject: [exchangelist] BE disk config
> >
> > http://www.MSExchange.org/
> >
> >
> > Hi all,
> >
> > I will have 15000 users and one BE server.
> > What would be the best configuration for the
> > (8 x 72 GB, 2 x 36 GB, 2 x 18 GB) disks on the BE?
> >
> > Thanks,
> >
> > Monika
> >
> >
> >
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> ---------------------------------------------------------------------
> Monika Rabarison
> Systems Administrator
> Information Technology/HPCVI
> Jackson State University
> Office:(601)979-5933
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