Re: RAC Test System

Hi Sal,
Thanks alot for the tips.
I finally got it works by following your tips. Howard also gave me some directions and then the metalink docs help alot on cluster database creation.

I set up 2 instances on single RH 9 Linux PC.

Regards,
-andi

Sal L <member46676_at_dbforums.com> wrote in message news:<3558543.1067969084_at_dbforums.com>...
> Would you mind sharing your experience on how to setup RAC on single
>
> node by using 1 physical harddisk drive on a RH Linux 9 PC please?
>
> Or maybe you could refer me to any web/documentation on it.
>
>
>
> TIA,
>
> Andi
>
>
>
> You can find detailed instruction on metalink.
>
> Also I repeat my previous post to forum
>
> It's very easy to install the Oracle 9iR2 RAC (ORAC)
>
> for Linux to learn at home, at least on a single PC.
>
> Procedure is the same as a usual Oracle installation under Linux except
>
> some points (I've just performed these ones under RH 7.3.
>
> Detailed information how to install Oracle 9(non RAC) on RH distros
>
> you can find at http://www.puschitz.com/).
>
> First of all, I suppose that database will be placed on standard
>
> Linux file system such as ext2 (ext3). So create two files in the
> beginning:
>
>
>
> dd if=/dev/zero of=/var/opt/oracle/CMDiskfile bs=4096 count=2500
>
> dd if=/dev/zero of=/var/opt/oracle/srvconfig bs=4096 count=25000
>
> chown root:root /var/opt/oracle/CMDiskFile
>
> chown oracle:dba /var/opt/oracle/srvconfig
>
>
>
>
>
> Then install Cluster Manager:
>
> start the Oracle installer (OUI), from the Available Products window,
>
> select Oracle Cluster Manager 9.2.0.1.0.
>
> Enter name of your host for Public and Private Node names,
>
> accept the default value for the Watchdog Parameter Value.
>
> When prompted to enter a Quorum Disk file name, enter the full path
>
> to the quorum disk file created above, i.e., /var/opt/oracle/CmDiskFile.
>
> After OUI finished its work, exit and start Cluster MAnager (oracm):
>
>
>
> $ORACLE_HOME/oracm/bin/ocmstart.sh
>
>
>
> Check that oracm started:
>
>
>
> ps-ef|grep oracm
>
>
>
> If oracm didn't start check cm.log in the $ORACLE_HOME/oracm/log
> directory.
>
> It's necessarily to start oracm otherwise RAC option will not available.
>
> Again start OUI, select Oracle9i Database 9.2.0.1.0 ->
>
> Enterprise Edition -> Custom and install Oracle 9i R2 with RAC option.
>
> When prompted to enter the Shared Configuration file name, enter the
> full
>
> path to the shared configuration file created above,
>
> i.e., /var/opt/oracle/srvconfig.
>
> It's possible to create database with DBCA but I prefer manually, based
>
> upon clustdb.sql and init.ora files in $ORACLE_HOME/srvm/admin.
>
> Then you configure and start two or more instances (depend on
>
> how much memory in your PC box - 256 MB minimum).
>
> My recomendation - apply 9.2.0.4 patch because many bugs, especially in
>
> oracm, were corrected. By the way, a new oracm included in the
> patch, works
>
> with hangcheck-timer instead of watchdogd so you should delete
> all related
>
> with watchdogd in cmcfg.ora,ocmargs.ora and ocmstart.sh.
>
> Hangcheck-timer can be downloaded from oss.oracle.com, it's initialized
>
> with insmod command and the following line should be added in the
> cmcfg.ora:
>
>
>
> KernelModuleName=hangcheck-timer
>
>
>
> You can move database and config files to network disk shared via NFS
>
> or SMB protocols.
Received on Thu Nov 06 2003 - 21:02:20 CST