Key features of HDFS

In this section, we will go over some of the marquee features of HDFS that offer advantages for Hadoop users. We have already covered some of the features of HDFS in Chapter 1, Hadoop 3.0 - Background and Introduction, such as erasure coding and high availability, so we will not be covering them switch.

Achieving multi tenancy in HDFS

HDFS supports multi tenancy through its Linux-like Access Control Lists (ACLs) on its filesystem. The filesystem-specific commands are covered in the next section. When you are working across multiple tenants, it boils down to controlling access for different users through the HDFS command-line interface. So, the HDFS Administrator can add tenant spaces to HDFS through its...