First what use are the two internal drives that aren't in the disk array?
Someone suggested to WRT them, and I am not familiar with that term.
Again I am not sure I want to mirror them, and if they aren't redundant how
useful can they really be?
WRT is an acronym for With regards to ;) And the
Sorry WRT = With respect to
-Original Message-
Sent: Tuesday, December 18, 2001 8:25 PM
To: Multiple recipients of list ORACLE-L
First what use are the two internal drives that aren't in the disk array?
Someone suggested to WRT them, and I am not familiar with that term.
Again I am
]
ncc:
@lodgenet.comSubject: RE: hard disk configuration
question
Oops... Hit the send button by mistake...
As I was saying... I peeked at the HPUX doc for version 8.1.7...
http://docs.oracle.com/a87032/0/unixdoc/product_0/a85346.pdf
And it looks like 16K is you max... Just look up the appropriate doc for
the versions you are working with to determine
We are in the process of buying new hardware, and our original configuration
called for 10 18 GB drives in a Hitachi disk array cabinet. We are getting
some sales pressure to change this to 5 36 GB disks. Now I was planning to
spread our DB out over as many mirrored pairs as possible, or maybe
Database Conversion
Lead Sufficient System, Inc.
Minneapolis, MN
-Original Message-
Sent: Tuesday, December 18, 2001 1:00 PM
To: Multiple recipients of list ORACLE-L
Subject:hard disk configuration question
We are in the process of buying new hardware, and our original
Hold on a minute. I run Oracle on my laptop just fine with a single drive.
It would also scream with an EMC disk array attached to it. It really
depends on the application(s)/user(s) you are supporting. If they can save
a bunch of money and the performance impact is minimal there is no trouble
-- Steve McClure [EMAIL PROTECTED] on 12/18/01 11:00:22 -0800
We are in the process of buying new hardware, and our original configuration
called for 10 18 GB drives in a Hitachi disk array cabinet. We are getting
some sales pressure to change this to 5 36 GB disks. Now I was planning to
Steve,
You'll have to do the math, and that's still not a complete
answer.
By 'math' I mean figure out the maximum throughput of their
configuration version the one you really want.
Also keep in mind that 5 36 gig disks means RAID 5. Being
somewhat familiar with that app, I feel fairly
.
Minneapolis, MN
-Original Message-
Sent: Tuesday, December 18, 2001 1:00 PM
To: Multiple recipients of list ORACLE-L
Subject: hard disk configuration question
We are in the process of buying new hardware, and our original configuration
called for 10 18 GB drives in a Hitachi
Database Conversion
Lead Sufficient System, Inc.
Minneapolis, MN
-Original Message-
Sent: Tuesday, December 18, 2001 1:00 PM
To: Multiple recipients of list ORACLE-L
Subject: hard disk configuration question
We
Although I agree with these recommendations, I don't agree that Oracle
is such an I/O hog. Oracle was designed to perform I/O efficiently
and generally does so. Poorly-written SQL can create an I/O
bottleneck, but it's not the fault of the RDBMS.
--- [EMAIL PROTECTED] wrote:
You are almost
I was the DBA for 3 years for the app Steve is
working on. It won't be happy on one RAID4
volume with 5 disks.
Jared
On Tuesday 18 December 2001 12:40, Post, Ethan wrote:
Hold on a minute. I run Oracle on my laptop just fine with a single drive.
It would also scream with an EMC disk array
Well we had our meeting with the Hitachi Sales critter, and engineer. I
discovered that they were trying to push a 5 disk raid array and one hot
spare at us, because my IT director was really trying to squeeze them on the
price of my 10 18GB disk configuration. After the sales guy and engineer
Resending the email (it bounced back with a locking problem) at fatcity.
Hemant K Chitale
Principal DBA
Chartered Semiconductor Manufacturing Ltd
- Forwarded by CHITALE Hemant Krishnarao/Prin DBA/CSM/ST Group on
19/12/2001 11:48 AM -
CHITALE Hemant Krishnarao/Prin DBA/CSM/ST Group
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