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1. #Install apache spark on redhat without sudo install
2. #Install apache spark on redhat without sudo full

download it from Hadoop-2.9.0 by clicking to the file shown in below image. Step 13: Now download the package that you will going to install. Now you have completed the basic requirement for Hadoop installation. ssh localhost with below command and press yes to continue and enter your password if it ask then type exit. Step 12: Now check for the local host i.e. ssh/id_rsa.pub > $HOME/.ssh/authorized_keys Step 11: Now we use the below command because we need to add the public key of the computer to the authorized key file of the compute that you want to access with ssh keys so we fired these command. Step 10: Now it’s time to generate ssh key because Hadoop requires ssh access to manage it’s node, remote or local machine so for our single node of the setup of Hadoop we configure such that we have access to the localhost. Step 9: Now it’s time for us to switch to new user that is hadoopusr and also enter the password you use above command for switching user: su - hadoopusr

#Install apache spark on redhat without sudo install

Step 8: Now we also need to install ssh key’s that is secured shell. With this command, you add your ‘hadoopusr’ to the ‘sudo’ group so that we can also make it a superuser.

Step 7: Now use the following command: sudo adduser hadoopusr sudo Keep pressing enter for default then press Y for correct information.

#Install apache spark on redhat without sudo full

Then it will ask you for information like Full Name etc. Now it will ask for a new UNIX password so choose password according to your convenience(make sure sometimes it doesn’t show the character or number you type so please remember whatever you type). Step 6: Now after running the above 2 commands, you have successfully created a dedicated user with name hadoopusr. You can use the following command: sudo addgroup hadoop It is not necessary but it is a good thing to make a dedicated user for the Hadoop installation. Step 5: Once it installs we require a dedicated user for the same. Step 4: Now check whether Java is installed or not using the command java -version