Rac installation guide

Step 2 Select the disk which we havecreated andmake type as shareable and click on apply. Step 3 Follow same steps on RAC node 2, but only one difference is choose existing disk option instead of create new disk , but we want shared storage , so use same disk which we have created in RAC Node 1. Step 1 Login into the machine and check the ipaddress for putty connection , we configure eth2 for the putty. Step 2 As we can see from above output ipaddress of eth2 is Now we will add some limits because we are using Oracle OS so most of the kernel packages are already installed we just add some limits.

Step 2 Now first unzip the binaries zip files one by one from respective users. Grid Unzip Output: —. Step 4 Add all the host entries and click on ssh connectivity to exchange the keys for password less connection. Step 5 Check the Interface name and its use as per your requirement and click on Next. Step 12 Give the privileged for operatingsystemgroups as per your requirement. Step 14 Specify the Inventory Directory when all the meta data information will get stored.

Step15 You can use root user to run scripts automatically just by giving password or you can use Sudo privileged user and password or you can run those scripts manually. Step 16 Then it will do the prerequisite checks and show the summary screen, do check all the parameters and click on Install. Step 17 Now we need to run below scripts from root user. Note: — After creating the disk groups they are visible only on rac node 1 , but to visible on rac node 2 as well you need to mount it manually through below command.

To install the RDBMS binaries first you need to copy the database zip file in respective location or folder then unzip it. Step 1 after unzip the files, a new folder will create called database.

Now go inside the database folder and execute below command for the installation. After execute the command you will get below screen, we will complete database creation in 2 parts.

Step 3 Choose 2 nd option Install database software only option and click Next. Step 5 Make sure all the nodes are selected otherwise software will only install in single nodes and click on SSH connectivity to create password less connections between the nodes.

Step 6 Give the Oracle password which you have created and click on setup to create the password less connectivity. Step 7 Choose Enterprise Edition and click Next.

Step 8 now Choose the location for Oracle base and Software location as per the requirement. Step 9 Give the privilegedOperating system groups as per your requirement.

Step 10 Check the Summary and click on Next to proceed with the installation. Step 11 Finally you will get the success message after completing the installation. Step 5 Select all the nodes and click on Next. Step 6 Choose your Global Database name and select both the nodes. Step 11 Choose EM options as per your requirement, if you want to monitor the logs, issues then you can configure EM Enterprise Manager. It is GUI tools. Step 13 Check the Summary report , if something went wrong you can rectify and resolve it.

Step 14 Database has been created successfully we can see from below command database is also up and running. Thank you for giving your valuable time to read the above information.

Please click here to subscribe for further updates. Save my name, email, and website in this browser for the next time I comment. Follow Share this post. Tags database installatio oracle oracle RAC two node rac installation. Share via:. Post Views: 10, Oracle Linux 6. Node Name: - rac1 Hostname: - rac1.

Node Name : - rac1. Hostname : - rac1. Ipaddress : -. Node Name: - rac2 Node Name: - rac2. Node Name : - rac2. Changes will remain in memory only, until you decide to write them.

After that, of course, the previous content won't be recoverable. It's strongly recommended to switch off the mode command 'c' and change display units to sectors command 'u'.

Calling ioctl to re-read partition table. Syncing disks. Building a new DOS disklabel with disk identifier 0xb5cf. Changes will remain in memory only , until you decide to write them. After that , of course , the previous content won 't be recoverable. Warning: invalid flag 0x of partition table 4 will be corrected by w rite. It' s strongly recommended to.

Command action. Using default value 1. Provide a Name as dbwr1 type as Linux and version as Oracle 64bit. Click Next. If the production system does not have enough RAM, you will see instance evictions and node reboot that may not be very explainable very often.

Accept the default option to create a new virtual hard disk by clicking the Create button. Provide the location where you want to save the VM files. Also enter the size of your vm from default to say GB and Click Create.

Once we click on Create we get dbwr1 vm created as highlighted below:. Add three Adaptors. This interface will be used for public network, for example, for connection to the RAC database from other applications. Name this network private network. This adapter will be used for internet. Then press ok button. Double Check before starting Linux installation and Click on the Start button. Press save then done.

Press Add and fill Address: Press save button and done. We completed the configuration. Install the system Linux prerequisites. Create the directories in which the Oracle software will be installed.

We are going to install Grid and Oracle as oracle user. Update the bash profile file for grid and oracle respectively as below. Failing to do so will cause your server to become part of large scale DNS amplification attacks. IN PTR localdomain. Generated by NetworkManager search localdomain nameserver Name: dbwr-scan.

Backup VMbox for build 2nd Node and adding Diskgroup. Now we will shut down the server as we need to take backup and adding asm disks. In My case example 3 folders i created like this Rac1,Rac2,Storage. Now Restore the Backup that was taken earlier and change it as dbwr2. Both disk is Changed to Shareable,Now we are going to add this disk to 2nd node. Copy the oracle 19c grid software using shared folder. Welcome to fdisk util-linux 2.

Changes will remain in memory only, until you decide to write them. Be careful before using the write command. Device does not contain a recognized partition table Building a new DOS disklabel with disk identifier 0xd0e0d61b.

Calling ioctl to re-read partition table. Syncing disks. Device does not contain a recognized partition table Building a new DOS disklabel with disk identifier 0x6c7dc5e4.

Configuring the Oracle ASM library driver. This will configure the on-boot properties of the Oracle ASM library driver. The following questions will determine whether the driver is loaded on boot and what permissions it will have. Ctrl-C will abort. Initialize the asmlib with the oracleasm init command to load oracleasm module and mount the oracleasm filesystem Enter the details of the second node in the cluster, then click the OK button.

Click the SSH connectivity button and enter the password for the oracle user. Click the Setup button to configure SSH connectivity, and the Test button to test it once it is complete. Once the test is complete, click the Next button. Click the Next button. Set the groups to oinstall and click the Next button.