HDPCA

HDPCA Exam Objective – Configure HDFS ACLs

Note: This is post is part of the HDPCA exam objective series Starting from Haddop 2.4, HDFS can be configured…

HDPCA Exam Objective – Install and configure Ranger

Note: This is post is part of the HDPCA exam objective series Apache Ranger is a security framework which lets…

HDPCA Exam Objective – Recover a snapshot

Note: This is post is part of the HDPCA exam objective series We mentioned earlier that HDFS replication alone is…

HDPCA Exam Objective – Create a snapshot of an HDFS directory

Note: This is post is part of the HDPCA exam objective series HDFS Sanpshot In spite of having a replication…

HDPCA Exam Objective – Change the configuration of a service using Ambari

Note: This is post is part of the HDPCA exam objective series When you install an HDP cluster using ambari,…

HDPCA Exam Objective – Restart an HDP service

Note: This is post is part of the HDPCA exam objective series Ambari has made the job of hadoop admin…

HDPCA Exam Objective – Configure ResourceManager HA

Note: This is post is part of the HDPCA exam objective series In a Hadoop cluster, if the RM goes…

HDPCA Exam Objective – Configure NameNode HA

Note: This is post is part of the HDPCA exam objective series NameNode High Availability Concepts In case of either…

HDPCA Exam Objective – Add a new node to an existing cluster

Note: This is post is part of the HDPCA exam objective series Adding a new node to a Live cluster…

HDPCA Exam Objective – Create a home directory for a user and configure permissions

Note: This is post is part of the HDPCA exam objective series HDFS HDFS (Hadoop Distributed File System) is the…