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Shell Script to Install Ambari Agent on all nodes from One node

If we want to add new datanodes to your existing hadoop cluster first we need to install ambari agents on all nodes. Ambari agents we can install two ways.
Hadoop Datanode Decommission tuning process

Hadoop Datanode Decommission Tuning Process

Before start the decommission of hadoop datanode we better to recheck some key points to avoid issues in middle of decommission.Here i am sharing hadoop datanode decommission tuning process steps based on...
Hadoo Datanode Decommission Common Issues

Hadoop Datanode Decommission Common Issues

When we are start doing the datanode service decommission process the best choice is to go with 1 or 2 servers depends on your no. of servers and rack configuration. Here i...
Shell Script to Run Commands on Multiple Servers from One Server

Shell Script to Run Commands on Multiple Servers from One Server

If you have 100 nodes cluster and you want to find out uptime of all 100 servers. If any tool installed on your node, that can help you to run commands on...

How to Disable Kill Application button in Resource Manager web UI

In hadoop all jobs status we can check by using resource manager web ui. This RM web ui provide number of nodes details,memory,CPU,scheduler details options. As well as filtering the running jobs,finished...

Hadoop Smoke Test Script For Hortonworks

As a admin we will do lot of daily activities on our hadoop clusters. Some of them are minor/configuration changes and some are major changes like Patching / Upgrades. For the minor...

Configuring Data Analytics Studio (DAS) Authentication with Ldap

Data Analytics Studio (DAS) is newly introduced in Hortonworks 3 (HDP 3) version. This Data Analytics Studio (DAS) application is also using in Cloudera Distribution Hadoop (CDH) and Hortonworks Data Platform (HDP)...

Data Analytics Studio (DAS) Replace of Hue Hive Views in CDP

We all know in the year of 2018 October 3 the biggest hadoop compositors cloudera distribution hadoop (CDH) and Hortonworks data platform (HDP) both merged and announced the new product called Cloudera...

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