Download 11.2.0.4 | Oracle grid and Database Software and Transfer to the server and unzip it to user home directory

Section: A (Check All Pre-request for Clusterware installation)

./runcluvfy.sh stage -pre crsinst -n racnode1,racnode2 -fixup -verbose

Issue: 

Solution: ignore 

Section B (Install Oracle Clusterware)

Now Start the Oracle ClusterWare Installation.

Step 1 Start run installer.

#./runInstaller

Issue:

Failed to start Oracle OHASD service during root.sh

Click for Solution 

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

$....../crs/bin/crs_stat –t

OR

$ srvctl status nodeapps -n racnode1

$ srvctl status nodeapps -n racnode2