How do I find my RAC cluster name?
1. The command “cemutlo” provides cluster name and version. rac-scan <—– This is Cluster name.
How do I change the cluster name in Oracle RAC?
Changing the cluster name
- Deconfigure RAC (root user)
- Cleanup the ASM disks (grid user)
- Reconfigure RAC (grid user)
- Check if the change is effective.
- Mount the ASM diskgroups.
- Add back the database to the cluster.
- Add instances to the database.
- Start the database.
What is a cluster in Oracle RAC?
Oracle Real Application Clusters (RAC) allow customers to run a single Oracle Database across multiple servers in order to maximize availability and enable horizontal scalability, while accessing shared storage.
How do I know if Oracle Clusterware is installed?
CRSCTL utility present in $GRID_HOME\bin directory.
- CHECK ACTIVE VERSION OF CLUSTERWARE.
- CHECK PATCH LEVEL OF CLUSTERWARE.
- CHECK VERSION OF THE ORACLE CLUSTERWARE SOFTWARE.
- CHECK PATCH LEVEL OF ORACLE CLUSTERWARE FOR SPECIFIC NODE.
- CHECK LATEST VERSION OF THE SOFTWARE RUNNING SUCCESSFULLY ON SPECIFIC NODE.
How do you test for Olsnodes?
The olsnodes command is a quick way to find which nodes are part of the cluster….Olsnodes is especially useful using the following options:
- -i – includes VIP information.
- -n – includes node number.
- -p – includes private interconnect information.
- -v – verbose mode.
How do I rename my RAC database?
How to change RAC database name
- SQL> exit. Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 – 64bit Production. [server313:XRXDB1]$ pwd.
- comment the XRXDB2 parameters–
- [server313:XRXDB1]$ nid TARGET=sys/oracle dbname=xrxdbnew.
- Change database ID and database name XRXDB to XRXDBNEW? ( Y/[N]) => Y.
Can Oracle RAC run on VMware?
A database administrator should work with a VMware and storage administrator to successfully install Oracle RAC on VMware technology. system and Oracle RAC software is the same as with a physical installation. LUNs and maximizing I/O performance, are the same as with a physical installation.
How do I know if grid is installed?
You can also check the software version and patch level of your grid home with CRSCTL utility. CRSCTL utility present in $GRID_HOME\bin directory. crsctl query crs activeversion command to display the active version and the configured patch level of the Oracle Clusterware software running in the cluster.
What can you do with an Oracle RAC cluster?
The RAC environment also provides high availability for patching with rolling upgrades (Oracle Database 11g). We can easily add a new server with memory and CPU to the cluster, make new connections to the new node, and the workload will be rebalanced among all of the nodes.
What to know about Oracle Real Application Clusters?
In this course, you’ll get to know the capabilities of Oracle Real Application Clusters (RAC), Managing disk groups, Oracle Grid Infrastructure environment, ASM and its cluster and scalability. Our curriculum is designed by industry experts based on real-time scenarios.
Who are the MNCs that have Oracle RAC certification?
This certification is well-recognized by top MNCs such as Ericsson, Cisco, Cognizant, Sony, Genpact, Tata Communications, Standard Chartered, Wipro, TCS, etc. Why should I enroll in this Oracle RAC training course at Intellipaat?
What can I do with Oracle RAC online training?
As part of this Oracle RAC online training, you will be working on real-time projects and assignments that have immense implications in real-world industry scenarios, thus helping you fast-track your career effortlessly.
