Re: Oralce 10gR2 Setup questions
Date: Tue, 31 Mar 2009 10:05:21 -0700 (PDT)
On Mar 30, 9:44 pm, bw <b..._at_abc.com> wrote:
> I have been running Oraclee 9.2 in WIndow2000 Server. I have the
> folowinf setup: Drive C: Oracle Home; Drive D: Tablespace for Data;
> Drive E: Tablespace for Index; Drive F: Archive redo Log; Drive G:
> RMAN Backup location. This database supports a busy on-line system
> with 24X7 update. The transactions are regular text data.
> It worked very well for many years. C, D, E, F, G are different
> volumes on different physical drives to enhance repsonse time,
> reliability and recoverability. Each volume will not be too big,
> probably around 80G, except the G which may house 2 or 3 copies of
> And we are upgrading to Oracl 10g R2 on Window 2003 very soon. We
> will be purchasing Blade Servers. Wonder if there is need to separate
> the database components as now.
> If we are moving to SAN, do I need to carve the SAN similarly ? Do we
> need to separate Data and Index Tablspaces on different LUN (it then
> carved uder different physical drives). I heard that SAN have the
> Cache, and this steps may not be needed.
> I probably set up the Flash Recovery Area in F drive to hold the
> Archive Logs. Should I use this area for RMAN files as well ? I
> recalled it was recommanded to separate Archived Logs and Rman files
> to make recoverability better.
> I have one last questions on where I should place Oracle Home. If I
> install Oracle on drive D in SAN, what if the System drive C fails.
> After I reinstall WIndow 2003, do I just update the PATH to point to
> the Oracle Home in drive D in SAN, and recreate the instance using
> oradim ?
In addition to what everyone else said, look for papers about SAME like http://www.oracle.com/technology/deploy/availability/pdf/oow2000_same.pdf
In simple terms, the more disk spindles you can spread things across, the faster you can get everything, until you hit a data transfer bottleneck. If you have the disk space, avoid RAID-5.
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