7. Setting up Hadoop 2.X with High Availability and upgrading Hadoop

Dns Installation
Dear Guru, Hope you are doing well. Here I am sending you the documents having step by step guide to configure DNS. ...
Mon, 18 Apr, 2016 at 5:12 PM
Unable to open namenode in browser
Dear Kavin Prabhu, Hope you are doing well 1) Can you please send me the screen-shot of jps command in your ubuntu VM. ...
Mon, 18 Apr, 2016 at 5:11 PM
Secondary Name Node and the Stand By Name Node
Dear Learner, Hope you are doing well. Setting up a secondarynamenode is a concept of hadoop 1.x which is used to take the back...
Tue, 26 Apr, 2016 at 3:30 PM
Upgrading Hadoop Cluster from Hadoop 1.x to Hadoop 2.x
8815 Dear Learner, Please find the document attached to this mail to upgrade the cluster from hadoop 1.x to hadoop 2.x Feel free to conta...
Fri, 29 Apr, 2016 at 1:39 PM
This system is not registered with RHN. RHN support will be disabled.
Dear Chanpreet, Hope you are doing great. Please follow the steps given below: 1. Check the network connectivity. # te...
Thu, 5 May, 2016 at 12:51 AM
Passwordless ssh login in AWS Cluster
  Hope you are doing well, Please try the command given below for password less ssh login: 1)  Create ssh key on all the nodes first s...
Thu, 5 May, 2016 at 6:58 AM
Both Namenodes are standby in High Availability
  Please  follow the steps given below: 1) Stop all the daemons in all the nodes 2) Now Open the zoo.cfg file 3) Delete the zoo...
Fri, 13 May, 2016 at 5:31 PM
Hadoop Commands Balancer, Delete Corrupted files, Add and Remove Datanode
Dear Sankar, Hope you are doing well. If data node prompts/warnings the disk space is exceeded, As a hadoop admin you can do...
Sun, 15 May, 2016 at 3:44 PM
Redhat Linux ISO Download | Redhat Evaluation ISO file Dowload | RedHat Trial Version
RedHat is an enterprise operating system and is not available for free. Hence we cannot download and share the RedHat iso file.    However y...
Fri, 27 May, 2016 at 12:57 PM
Linux Interview ques
Dear Manikandan, Please accept our sincere apologies for the delay in response. Below are the answers of your queri...
Wed, 6 Jul, 2016 at 12:03 PM