Now Start the Oracle ClusterWare Installation.

Step 1 Start run installer.

#./runInstaller

If you see any error (PRKC-1044) regarding SSH. Please use bellow mention solution. 

Solution 1:  you can use the bello mention command.

# ./runInstaller –remoteshell /usr/bin/ssh

Solution 2(permanent Solution): Complete below mentioned steps.

#go to /usr and make directory “local” and go to local directory and create directory “bin”

#create symbolic link 

#ln –s /usr/bin/ssh /usr/local/bin/ssh

#ln –s /usr/bin/scp /usr/local/bin/scp

Step 2 Specify Inventory directory and credentials

Step 3 Specify CRS Home and Path Details 

Step 4 Installer Check pre-request. (This will show two warning, leave it) 

Step 5 Specify cluster configuration. Click on Add button and specify public node name, private node name and virtual node name details for all RAC nodes.

Step 6 Specify network interface usage. At least one interface (pcn0) should be public.

Step 7 Specify OCR locations

Step 8 Specify Voting Disk locations (Choose External Redundancy /dev/rdsk/c0d1s1)

Step 9 Click on Install button.

Step 10 you need to execute scripts as root user, which will be appearing in screen.

Note: 

• When you will execute “ROOT.SH” script on second node (RAC2), it will run VIPCA in silent mode and configure VIP. 

• We can also run the following Command in Second node as root user. $CRS_HOME/bin/vipca for configuring VIP

Step 11Verify status of CRS services. Execute bellow command:

$/export/home/oracle/oracle/product/10.2.0/crs/bin/crs_stat –t

OR

$ srvctl status nodeapps -n rac1

$ srvctl status nodeapps -n rac2