Cluster with Oracle one

Hi,
is possible to do a windows cluster with Oracle Database 11g Standard Edition One?
thanks...

Hi,
is possible to do a windows cluster with Oracle Database 11g Standard Edition One?AFAIK, Yes you can but with certain limitations.
Refer MOS tech note and check for all questions related to standard edition:
*RAC: Frequently Asked Questions [ID 220970.1]*
thanks,
X A H E E R

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If I try to continue with the installation of Central Instance of Cluster I get the following error:
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Thom,
Did you figure this one out?
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Check out my posting from 4-3 in this thread.
http://forums.ni.com/ni/board/message?board.id=BreakPoint&message.id=5&jump=true
I think I may have answered your question before you asked it.
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I'm new in clustering and trying to build a two-node cluster in my lab. At the moment i've successfully installed cluster software and oracle on the nodes and now i'm trying to integrate cluster with oracle DB. Unfortunately, i couldn't find the documentation about this task. Can anyone give me an URL, where to look? By the way: i tried to find something here: http://docs.sun.com/app/docs/doc/820-7360/fxjbo?a=view but found info only about Oracle RAC and nothing else, but i'm trying to build cluster without RAC - just only with solaris cluster.

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How can we achive active/active cluster setup with Oracle

Hi Experts,
How can we achieve active/active database setup with oracle WITHOUT USING RAC.. As far as I know it's impossible (unless I'm wrong)..
We are using Oracle 11.2.0.1 64bit on Windows 2008 server. We deployed Oracle FailSafe but that's more of an active/passive solution based on a windows cluster.
The other solution we were thinking about is to use DataGuard and replication.. two servers.. the oracle instance running on one server generating logs, and the other server receive the logs and apply them to the physical standby db.. Still, this is not a real active/active setup.
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Let me give you a brief explanation of what the situation is and you can be the judge..
My client have four databases with the smallest one being 20GB and the biggest around the 35gb (SGA 750mb to 1.4gb (Tiny by DB standards) and probably on a normal day, you can run all four of them on a decent desktop).. The DBs are used to keep track of people information. Through out the year, the databases are almost sitting idle, and by idle I mean, the odd update here and there, the odd report..etc. No hard real processing of any sort. Two days of the year (end of year) we have all the operators consolidating records and what's not and they will be pounding away entering data and updating the tables - with hourly reports that goes to 3rd parties. The client expects a 99.99 up time and availability during those 2 days.
Now, tell me, How can I justify using RAC and spending hundreds of thousands of dollars in licensing and what ever extra costs introduced by the complexity of the environment for the above scenario knowing that I don't have any real use for RAC for 363 days of the year; and we MIGHT need it for 2 days of the year? This is the dilemma we're facing.
Thanks
Edited by: rsar001 on Sep 3, 2010 9:42 AM

During the installation of grid infra(cluster) for Oracle 11.2 RAC one.

Good Day All, and thanks in advance…
During the installation of grid infrastructure(cluster) for Oracle 11.2 RAC One Node on AIX6.1 ( PROD) , ASM used. I am getting below errors when executing ./root.sh
Upon investigation ,I managed to get note: 1068212.1 from the support oracle site ( see below for details) . I might be hitting Unpublished bug 8670579. I also logged Severity 2 SR with Oracle support to get the bug/patch fix and no one has attended the call.
This might be configuration issue or otherwise , if you have experienced the same issue please assist ? ( if you need more logfiles please feel free to request)….
I ran the Cluster Verify Check – all passed.
Many Thanks
Ezekiel Filane
/u01/app/11.2.0/grid#./root.sh
Running Oracle 11g root.sh script...
The following environment variables are set as:
ORACLE_OWNER= grid
ORACLE_HOME= /u01/app/11.2.0/grid
Enter the full pathname of the local bin directory: [usr/local/bin]:
The file "dbhome" already exists in /usr/local/bin. Overwrite it? (y/n) [n]:
The file "oraenv" already exists in /usr/local/bin. Overwrite it? (y/n) [n]:
The file "coraenv" already exists in /usr/local/bin. Overwrite it? (y/n) [n]:
Creating /etc/oratab file...
Entries will be added to the /etc/oratab file as needed by
Database Configuration Assistant when a database is created
Finished running generic part of root.sh script.
Now product-specific root actions will be performed.
2010-10-19 10:33:11: Parsing the host name
2010-10-19 10:33:11: Checking for super user privileges
2010-10-19 10:33:11: User has super user privileges
Using configuration parameter file: /u01/app/11.2.0/grid/crs/install/crsconfig_params
Creating trace directory
User grid has the required capabilities to run CSSD in realtime mode
LOCAL ADD MODE
Creating OCR keys for user 'root', privgrp 'system'..
Operation successful.
root wallet
root wallet cert
root cert export
peer wallet
profile reader wallet
pa wallet
peer wallet keys
pa wallet keys
peer cert request
pa cert request
peer cert
pa cert
peer root cert TP
profile reader root cert TP
pa root cert TP
peer pa cert TP
pa peer cert TP
profile reader pa cert TP
profile reader peer cert TP
peer user cert
pa user cert
Adding daemon to inittab
CRS-4123: Oracle High Availability Services has been started.
ohasd is starting
CRS-2672: Attempting to start 'ora.gipcd' on 'csgipm'
CRS-2672: Attempting to start 'ora.mdnsd' on 'csgipm'
CRS-2676: Start of 'ora.gipcd' on 'csgipm' succeeded
CRS-2676: Start of 'ora.mdnsd' on 'csgipm' succeeded
CRS-2672: Attempting to start 'ora.gpnpd' on 'csgipm'
CRS-2676: Start of 'ora.gpnpd' on 'csgipm' succeeded
CRS-2672: Attempting to start 'ora.cssdmonitor' on 'csgipm'
CRS-2676: Start of 'ora.cssdmonitor' on 'csgipm' succeeded
CRS-2672: Attempting to start 'ora.cssd' on 'csgipm'
CRS-2672: Attempting to start 'ora.diskmon' on 'csgipm'
CRS-2676: Start of 'ora.diskmon' on 'csgipm' succeeded
CRS-2676: Start of 'ora.cssd' on 'csgipm' succeeded
CRS-2672: Attempting to start 'ora.ctssd' on 'csgipm'
Start action for daemon aborted
CRS-2674: Start of 'ora.ctssd' on 'csgipm' failed
CRS-2679: Attempting to clean 'ora.ctssd' on 'csgipm'
CRS-2681: Clean of 'ora.ctssd' on 'csgipm' succeeded
CRS-4000: Command Start failed, or completed with errors.
Command return code of 1 (256) from command: /u01/app/11.2.0/grid/bin/crsctl start resource ora.ctssd -init
Start of resource "ora.ctssd -init" failed
Clusterware exclusive mode start of resource ora.ctssd failed
CRS-2500: Cannot stop resource 'ora.crsd' as it is not running
CRS-4000: Command Stop failed, or completed with errors.
Command return code of 1 (256) from command: /u01/app/11.2.0/grid/bin/crsctl stop resource ora.crsd -init
Stop of resource "ora.crsd -init" failed
Failed to stop CRSD
CRS-2500: Cannot stop resource 'ora.asm' as it is not running
CRS-4000: Command Stop failed, or completed with errors.
Command return code of 1 (256) from command: /u01/app/11.2.0/grid/bin/crsctl stop resource ora.asm -init
Stop of resource "ora.asm -init" failed
Failed to stop ASM
CRS-2673: Attempting to stop 'ora.cssdmonitor' on 'csgipm'
CRS-2677: Stop of 'ora.cssdmonitor' on 'csgipm' succeeded
CRS-2673: Attempting to stop 'ora.cssd' on 'csgipm'
CRS-2677: Stop of 'ora.cssd' on 'csgipm' succeeded
CRS-2673: Attempting to stop 'ora.gpnpd' on 'csgipm'
CRS-2677: Stop of 'ora.gpnpd' on 'csgipm' succeeded
CRS-2673: Attempting to stop 'ora.gipcd' on 'csgipm'
CRS-2677: Stop of 'ora.gipcd' on 'csgipm' succeeded
CRS-2673: Attempting to stop 'ora.mdnsd' on 'csgipm'
CRS-2677: Stop of 'ora.mdnsd' on 'csgipm' succeeded
Initial cluster configuration failed. See /u01/app/11.2.0/grid/cfgtoollogs/crsconfig/rootcrs_csgipm.log for details
csgipm:/u01/app/11.2.0/grid#ps -ef | grep pmon
root 6160492 3932160 0 10:54:13 pts/2 0:00 grep pmon
more /u01/app/11.2.0/grid/log/csgipm/client/ocrconfig_5767204.log
csgipm:/usr/sbin#more /u01/app/11.2.0/grid/log/csgipm/client/ocrconfig_5767204.log
2010-10-19 10:33:14.435: [ OCROSD][1]utread:3: Problem reading buffer 104ef000 buflen 4096 retval 0 phy_offset 102400 retry 4
2010-10-19 10:33:14.435: [ OCROSD][1]utread:3: Problem reading buffer 104ef000 buflen 4096 retval 0 phy_offset 102400 retry 5
2010-10-19 10:33:14.435: [ OCRRAW][1]propriogid:1_1: Failed to read the whole bootblock. Assumes invalid format.
2010-10-19 10:33:14.435: [ OCRRAW][1]proprioini: all disks are not OCR/OLR formatted
2010-10-19 10:33:14.435: [ OCRRAW][1]proprinit: Could not open raw device
2010-10-19 10:33:14.442: [ default][1]a_init:7!: Backend init unsuccessful : [26]
2010-10-19 10:33:14.461: [ OCRCONF][1]Exporting OCR data to [OCRUPGRADEFILE]
2010-10-19 10:33:14.461: [ OCRAPI][1]a_init:7!: Backend init unsuccessful : [33]
2010-10-19 10:33:14.461: [ OCRCONF][1]There was no previous version of OCR. error:[PROCL-33: Oracle Local Registry is not configured]
2010-10-19 10:33:14.461: [ OCROSD][1]utread:3: Problem reading buffer 104ef000 buflen 4096 retval 0 phy_offset 102400 retry 0
2010-10-19 10:33:14.461: [ OCROSD][1]utread:3: Problem reading buffer 104ef000 buflen 4096 retval 0 phy_offset 102400 retry 1
2010-10-19 10:33:14.462: [ OCROSD][1]utread:3: Problem reading buffer 104ef000 buflen 4096 retval 0 phy_offset 102400 retry 2
2010-10-19 10:33:14.462: [ OCROSD][1]utread:3: Problem reading buffer 104ef000 buflen 4096 retval 0 phy_offset 102400 retry 3
2010-10-19 10:33:14.462: [ OCROSD][1]utread:3: Problem reading buffer 104ef000 buflen 4096 retval 0 phy_offset 102400 retry 4
2010-10-19 10:33:14.462: [ OCROSD][1]utread:3: Problem reading buffer 104ef000 buflen 4096 retval 0 phy_offset 102400 retry 5
2010-10-19 10:33:14.462: [ OCRRAW][1]propriogid:1_1: Failed to read the whole bootblock. Assumes invalid format.
2010-10-19 10:33:14.462: [ OCRRAW][1]proprioini: all disks are not OCR/OLR formatted
2010-10-19 10:33:14.462: [ OCRRAW][1]proprinit: Could not open raw device
2010-10-19 10:33:14.462: [ default][1]a_init:7!: Backend init unsuccessful : [26]
2010-10-19 10:33:14.462: [ OCROSD][1]utread:3: Problem reading buffer 104ef000 buflen 4096 retval 0 phy_offset 102400 retry 0
2010-10-19 10:33:14.463: [ OCROSD][1]utread:3: Problem reading buffer 104ef000 buflen 4096 retval 0 phy_offset 102400 retry 1
2010-10-19 10:33:14.463: [ OCROSD][1]utread:3: Problem reading buffer 104ef000 buflen 4096 retval 0 phy_offset 102400 retry 2
2010-10-19 10:33:14.463: [ OCROSD][1]utread:3: Problem reading buffer 104ef000 buflen 4096 retval 0 phy_offset 102400 retry 3
2010-10-19 10:33:14.463: [ OCROSD][1]utread:3: Problem reading buffer 104ef000 buflen 4096 retval 0 phy_offset 102400 retry 4
2010-10-19 10:33:14.463: [ OCROSD][1]utread:3: Problem reading buffer 104ef000 buflen 4096 retval 0 phy_offset 102400 retry 5
2010-10-19 10:33:14.463: [ OCRRAW][1]propriogid:1_1: Failed to read the whole bootblock. Assumes invalid format.
2010-10-19 10:33:14.463: [ OCROSD][1]utread:3: Problem reading buffer 104ef000 buflen 4096 retval 0 phy_offset 102400 retry 0
2010-10-19 10:33:14.463: [ OCROSD][1]utread:3: Problem reading buffer 104ef000 buflen 4096 retval 0 phy_offset 102400 retry 1
2010-10-19 10:33:14.463: [ OCROSD][1]utread:3: Problem reading buffer 104ef000 buflen 4096 retval 0 phy_offset 102400 retry 2
2010-10-19 10:33:14.463: [ OCROSD][1]utread:3: Problem reading buffer 104ef000 buflen 4096 retval 0 phy_offset 102400 retry 3
2010-10-19 10:33:14.463: [ OCROSD][1]utread:3: Problem reading buffer 104ef000 buflen 4096 retval 0 phy_offset 102400 retry 4
2010-10-19 10:33:14.463: [ OCROSD][1]utread:3: Problem reading buffer 104ef000 buflen 4096 retval 0 phy_offset 102400 retry 5
2010-10-19 10:33:14.483: [ OCRRAW][1]ibctx: Failed to read the whole bootblock. Assumes invalid format.
2010-10-19 10:33:14.483: [ OCRRAW][1]proprinit:problem reading the bootblock or superbloc 22
2010-10-19 10:33:14.483: [ OCROSD][1]utread:3: Problem reading buffer 104fe000 buflen 4096 retval 0 phy_offset 102400 retry 0
2010-10-19 10:33:14.483: [ OCROSD][1]utread:3: Problem reading buffer 104fe000 buflen 4096 retval 0 phy_offset 102400 retry 1
2010-10-19 10:33:14.483: [ OCROSD][1]utread:3: Problem reading buffer 104fe000 buflen 4096 retval 0 phy_offset 102400 retry 2
2010-10-19 10:33:14.484: [ OCROSD][1]utread:3: Problem reading buffer 104fe000 buflen 4096 retval 0 phy_offset 102400 retry 3
2010-10-19 10:33:14.484: [ OCROSD][1]utread:3: Problem reading buffer 104fe000 buflen 4096 retval 0 phy_offset 102400 retry 4
2010-10-19 10:33:14.484: [ OCROSD][1]utread:3: Problem reading buffer 104fe000 buflen 4096 retval 0 phy_offset 102400 retry 5
2010-10-19 10:33:14.484: [ OCRRAW][1]propriogid:1_1: Failed to read the whole bootblock. Assumes invalid format.
2010-10-19 10:33:14.541: [ OCRAPI][1]a_init:6a: Backend init successful
2010-10-19 10:33:14.646: [ OCRCONF][1]Initialized DATABASE keys
2010-10-19 10:33:14.650: [ OCRCONF][1]Exiting [status=success]...

Hi,
We are also trying to install 11.2.0.2 Grid infrastructure for Oracle RAC One Node on AIX 6.1. We did a POC in our lab environment and after much struggle got that working. Now we are building 4 clusters in the production environment and the first cluster installation failed while running root.sh on node2. We already have a Sev1 ticket open with Oracle Support but have not heard anything.
Here is root.sh output from node2. The two node names are p01dou416 and p01dou417.
CRS-4402: The CSS daemon was started in exclusive mode but found an active CSS daemon on node p01dou416, number 1, and is terminating
An active cluster was found during exclusive startup, restarting to join the cluster
Failed to start Oracle Clusterware stack
Failed to start Cluster Synchorinisation Service in clustered mode at /u01/app/11.2.0/grid/crs/install/crsconfig_lib.pm line 1020.
/u01/app/11.2.0/grid/perl/bin/perl -I/u01/app/11.2.0/grid/perl/lib -I/u01/app/11.2.0/grid/crs/install /u01/app/11.2.0/grid/crs/install/rootcrs.pl execution failed
[root@P01DOU417] /u01/app/11.2.0/grid #
LOG output: /u01/app/11.2.0/grid/cfgtoollogs/crsconfig/ rootcrs_p01dou417.log
2010-11-13 17:22:14: Successfully started requested Oracle stack daemons
2010-11-13 17:22:14: Starting CSS in clustered mode
2010-11-13 17:22:14: Executing cmd: /u01/app/11.2.0/grid/bin/crsctl start resource ora.cssd -init
2010-11-13 17:32:28: Command output:
CRS-2672: Attempting to start 'ora.cssdmonitor' on 'p01dou417'
CRS-2672: Attempting to start 'ora.gipcd' on 'p01dou417'
CRS-2676: Start of 'ora.cssdmonitor' on 'p01dou417' succeeded
CRS-2676: Start of 'ora.gipcd' on 'p01dou417' succeeded> CRS-2679: Attempting to clean 'ora.cssd' on 'p01dou417'
CRS-2681: Clean of 'ora.cssd' on 'p01dou417' succeeded
CRS-2673: Attempting to stop 'ora.diskmon' on 'p01dou417'
CRS-2677: Stop of 'ora.diskmon' on 'p01dou417' succeeded
CRS-2673: Attempting to stop 'ora.gipcd' on 'p01dou417'
CRS-2677: Stop of 'ora.gipcd' on 'p01dou417' succeeded
CRS-2673: Attempting to stop 'ora.cssdmonitor' on 'p01dou417'
CRS-2677: Stop of 'ora.cssdmonitor' on 'p01dou417' succeeded
CRS-5804: Communication error with agent process
CRS-4000: Command Start failed, or completed with errors.
End Command output2010-11-13 17:32:28: Executing cmd: /u01/app/11.2.0/grid/bin/crsctl check css
2010-11-13 17:32:28: Command output:
CRS-4530: Communications failure contacting Cluster Synchronization Services daemon
End Command output2010-11-13 17:32:28: Checking the status of css
2010-11-13 17:32:33: Executing cmd: /u01/app/11.2.0/grid/bin/crsctl check css
2010-11-13 17:32:33: Command output:
CRS-4530: Communications failure contacting Cluster Synchronization Services daemon
End Command output2010-11-13 17:32:33: Checking the status of css
2010-11-13 17:32:38: CRS-2672: Attempting to start 'ora.cssdmonitor' on 'p01dou417'
2010-11-13 17:32:38: CRS-2672: Attempting to start 'ora.gipcd' on 'p01dou417'
2010-11-13 17:32:38: CRS-2676: Start of 'ora.cssdmonitor' on 'p01dou417' succeeded
2010-11-13 17:32:38: CRS-2676: Start of 'ora.gipcd' on 'p01dou417' succeeded
2010-11-13 17:32:38: CRS-2672: Attempting to start 'ora.cssd' on 'p01dou417'
2010-11-13 17:32:38: CRS-2672: Attempting to start 'ora.diskmon' on 'p01dou417'
2010-11-13 17:32:38: CRS-2676: Start of 'ora.diskmon' on 'p01dou417' succeeded
2010-11-13 17:32:38: CRS-2674: Start of 'ora.cssd' on 'p01dou417' failed
2010-11-13 17:32:38: CRS-2679: Attempting to clean 'ora.cssd' on 'p01dou417'
2010-11-13 17:32:38: CRS-2681: Clean of 'ora.cssd' on 'p01dou417' succeeded
2010-11-13 17:32:38: CRS-2673: Attempting to stop 'ora.diskmon' on 'p01dou417'
2010-11-13 17:32:38: CRS-2677: Stop of 'ora.diskmon' on 'p01dou417' succeeded
2010-11-13 17:32:38: CRS-2673: Attempting to stop 'ora.gipcd' on 'p01dou417'
2010-11-13 17:32:38: CRS-2677: Stop of 'ora.gipcd' on 'p01dou417' succeeded
2010-11-13 17:32:38: CRS-2673: Attempting to stop 'ora.cssdmonitor' on 'p01dou417'
2010-11-13 17:32:38: CRS-2677: Stop of 'ora.cssdmonitor' on 'p01dou417' succeeded
2010-11-13 17:32:38: CRS-5804: Communication error with agent process
2010-11-13 17:32:38: CRS-4000: Command Start failed, or completed with errors.
2010-11-13 17:32:38: Failed to start Oracle Clusterware stack
2010-11-13 17:32:38: ###### Begin DIE Stack Trace ######
2010-11-13 17:32:38: Package File Line Calling
2010-11-13 17:32:38: --------------- -------------------- ---- ----------
2010-11-13 17:32:38: 1: main rootcrs.pl 324 crsconfig_lib::dietrap
2010-11-13 17:32:38: 2: crsconfig_lib crsconfig_lib.pm 1020 main::__ANON__
2010-11-13 17:32:38: 3: crsconfig_lib crsconfig_lib.pm 997 crsconfig_lib::start_cluster
2010-11-13 17:32:38: 4: main rootcrs.pl 697 crsconfig_lib::perform_start_cluster
2010-11-13 17:32:38: ####### End DIE Stack Trace #######
2010-11-13 17:32:38: 'ROOTCRS_STACK' checkpoint has failed
Any help on this is appreciated.
Edited by: user12019257 on Nov 17, 2010 1:26 PM

Installation of CRM 2007 in Windows with oracle and cluster environment

Dear Experts,
We are about to start the installation of CRM 2007 (ABAP+JAVA) with
Oracle 10g on Windows x64 in cluster environment. In the SAPINST dialog
box under High availability option, I could see installation options like ASCS
Instance, SCS Instance, First MSCS node, Database Instance, Additional
MSCS Node, Enqueue Replication Server, Central Instance and Dialog
Instance.
I have gone through the installation guide. I have below queries
regarding the same. Can you please clarify the same
1) Our requirement is we want to have an ACTIVE-ACTIVE cluster setup
with sap service running in Node A and Database running in Node B. Can
we have this setup in ABAP+JAVA setup
2) Also,in the SAPINST dialog box as said above except last two
(Central and Dialoge instance) as per standard installation guide are
to be installed in shared drives as per the requirement. But, central
and dialog are said to be installed locally on any one node in MSCS or
in separate server. As per my understanding Dialog instance will be
used for load balancing which we do not require now. Hence I feel this
is optional in our case. Where as Central Instance I am not able to
understand why this option is for? Is it mandatory to be installed or optional. If
so, when I installed it in one of the MSCS node the incase of failover
how does it effect the system. As per my understanding ASCS and SCS
comprise central instance.
Please clarify and thanks in advance.
Regards,
Sharath Babu M
+91-9003072891

I am following as per the standard installation guide.
Regards
Sharath

Does /sapmnt need in cluster file system(SAP ECC 6.0 with oracle RAC)

We are going to be installing SAP with Oracle 10.2.0.4 RAC on Linux SuSE 10 and OCFS2. The Oracle RAC documentation states:
You must store the following components in the cluster file system when you use RAC
in the SAP environment:
- Oracle Clusterware (CRS) Home
- Oracle RDBMS Home
- SAP Home (also /sapmnt)
- Voting Disks
- OCR
- Database
What I want to ask is if I really need put SAP Home(also /sapmnt) on cluster file system? I will build a two nodes oracel 10g RAC and I also have another two nodes to install SAP CI and DI. My orginial think is sapmnt is a NFS share, and mount to all four nodes(RAC node and CI/DI), and all oracle stuff was on OCFS2(only two rac nodes are OCFS), anybody can tell me if SAP Home(also /sapmnt) can be NFS mount not OCFS2, thanks.
Best regards,
Peter

Hi Peter,
I don't think you need to keep /sapmnt in ocfs2 . Reason any file system need to be in cluster is,in RAC environment, data stored in the cache of one Oracle instance to be accessed by any other instance by transferring it across the private network and preserves data integrity and cache coherency by transmitting locking and other synchronization information across cluster nodes.
AS this applies to redo files, datafiles and control files only , you should be fine with nfs mount of /sapmnt sharing across and not having ocfs2.
-SV

Oracle RAC + Clusterware and another Cluster with Clusterware for SAP

Hi,
I have some questions about implementation of Oracle RAC and Clusterware with SAP
For exemple, an architecture with 4 servers ( 2 real and 2 vritual ).
I would like to know if i can do this
2 servers for the first cluster.
First cluster is with Clusterware and Oracle RAC
This is for all the SAP Oracle databases environment
I think there is no problem here.
Now, with 2 others servers il would like to make another cluster (with also clusterware ) for SAP Central services (SCS) and enque replication server (ERS)
Because all architecture is for only one SAP environment with separate services.
1 for Database (cluster 1)
1 for Central services ( cluster 2, virtual machine )
1 for Dialogue Instance (no cluster)
To be clear, the second cluster is to make HA of central services SAP (SCS and ERS )
My question 2 are :
Is it a good job to do this ? or there is anything wrong ?
Do i have to install antoher clusterware for this 2 servers or i have to make anything with the existing clusterware + oracle RAC ??
Thank you very much for you help
Edited by: user12395221 on 29 déc. 2009 15:36

Hi Givre,
have you checked: Providing High Availability for SAP Resources (http://www.oracle.com/technology/products/database/clusterware/pdf/sap-availability-on-rac-twp.pdf) available on otn.oracle.com/clusterware? Not being an SAP expert myself, I still think, this paper describes the configuration - at least partially - that you are trying to set up.
Just an idea. Thanks,
Markus

Oracle Clustre, Oracle Cluster with RAC and Oracle 10g

Is there a difference between Oracle Cluster and Oracle Cluster with RAC? Please explain. Do existing database codes run unmodified in Cluster or Cluster with RAC environment? What needs to be modified to make existing SQL codes RAC-aware. How to achieve 'all automatic' in case of failure and resubmission of Queries from failed instance to a running instance?
In 10g environment, do we need to consider licensing of RAC as a separate product? What are additional features one derives in 10g that is not in Cluster +RAC?
Your comments and pointers to comparison study and pictorial clarification will be very helpful.

Oracle cluster like failsafe before or Veritas Cluster or other vendor's cluster is meant for HA (high availability) purpose. Which 2 nodes or more can see a shared disk with 1 active node. Whenever this active node failed through heartbeat other machine will know and will take the database over from there.
Oracle RAC is more for HA and load balance. In Oracle RAC 2 or more nodes are accessing the database at the same time so it spread load across all these nodes.
I believe Oracle 10g RAC still need seperate license for it. But you need to call Oracle or check the production document to verify it.
Oracle 10g besides improvement in RAC. It's main improvement is on the build in management of the database itself. It can monitored and selftune itself to much furthur level then before and give DBA much more information to determine the cause of the problem as well. Plus improvement on lots of utility as well like RMAN , data pump etc... I don't want to get into too much detail on this you can check on their 10g new features for more detail view.
Hope this help. :)

Oracle Applications 11i Load Balancing does not work with RAC one Node

Hi all,
Could you help me to resolve this issue.
Architecture environment is :
- One APPS tier node
- Two nodes Oracle Database Appliance (Primary node 1 holds INSTANCE_1 et Secondary node is configurured to holds INSTANCE_2), i.e RAC one Node.
- The primary node have instance_name SIGM_1 and the secondary node have instance_name SIGM_2, but in RAC one node, the secondary instance is not alive.
We convert our EBS 11i environment to RAC following note ID Using Oracle 11g Release 2 Real Application Clusters with Oracle E-Business Suite Release 11i [ID 823586.1].
When testing Database failover, Oracle Applications 11i load balancing does not work anymore.
The root cause is that, when the primary node of the Rac one node is down, the INSTANCE_NAME_1 is automaically relocating to the surviving node,.
During test failover, we imagine that when the primary node goes down, the secondary node start or relocate database with instance_name SIGM_2, and in that case the Oracle Applications load balancing works.
Currently, when the primary node goes down, the instance_name SIGM_1 is relocated on the secondary node, which cause failure of Oracle Applications Load Balancing.
Thank you for your advice.
Moussa

This is something I observed a long time ago for Safari (ie: around version 1). I'm not sure this is Safari, per se, but OpenSSL that is responsible for the behavior. I'm pretty sure Chrome does this and I've seen some Linux browsers do it.
What I have done at the last two companies I've worked for is recommend that our clients do not use SSL SessionID as the way of tracking sticky sessions on web servers, but instead using IP address. This works in nearly all cases and has few downsides. The other solution is to use some sort of session sharing on your web servers to mitigate the issue (which also means that your web servers aren't a point of failure for your users' sessions). (One of the products I supported had no session information stored on the web servers, so we could safely round-robin requests, the other product could be implemented with a Session State Server... but in most cases we just used IP address to load balance with). The other solution is to configure your load balancer to terminate the SSL tunnel. You get some other benefits from this, such as allowing your load balancer to reduce the number of actual connections to the web servers. I've seen many devices setup this way.
One thing to consider through this is that - due to the way internet standards work - this really can't be termed a bug on anyone's part. There is no guarantee in the SSL/TLS standards that a client will return the same SSL Session ID for each request and there is not requirement that subsequent requests will even use the same tunnel. Remember, HTTP is a stateless protocol. Each request is considered a new request by the web server and everything else is just trickery to try and get it to work the way you want. You can be annoyed at Safari's behavior, but it's been this way for over 5 years by my count, so I don't expect it to change.

Cluster with one storedge

is there any possibility to run sun cluster with one storedge?
if yes pls post me a link to some doc about the config.
scenario :
<node0> ----scsi----<storedge3120>-----<node1>
|_____|
Thanx a lot

Hi,
This can be done have a look at the following.
http://docs.sun.com/source/816-7956-13/ch04_cable.html#10046
HTH
Tom

Do someone knows how to create a cluster with two nodes on oracle VM Ware

dear members,
can someone guide us through creating a cluster with two nodes on oracle VM. it will be nice if we can virtualiza RAC, atleast for education purposes.
Thank you all in advance

Here is an excellent article that explains how to do this:
http://startoracle.com/2007/09/30/so-you-want-to-play-with-oracle-11gs-rac-heres-how/

Shared cluster with multiple oracle homes

Hi All,
I got to build a shared oracle RAC cluster with multiple oracle home installation ( 10g R1 , 10g R2 , and 11g R1 & 2).
Of course the cluster ware will be version 11.2, but I wondered if there is any dependency on how I install oracle software? Do I have to start with 10g installation first? can I do 11g and then 10g?
Is there anything I should be aware of ?

I installed Oracle Application Server Enterprise which includes AS, Database, OID, Web Cache, SSO etc. and OSES on the same machine. Everything works except I think the windows version of OSES and AS need some patches so the crawler isn't working right. Everything does, however, install and run. I think Oracle develops everything in Linux (rumors of them now using Solaris) so on Linux everything should go smoother.

Cluster with Oracle one

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