Free CCA-505 Web TestEngine Demo

Q3 Single choice

A slave node in your cluster has four 2TB hard drives installed (4 x 2TB). The DataNode is configured to store HDFS blocks on the disks. You set the value of the dfs.datanode.du.reserved parameter to 100GB.

How does this alter HDFS block storage?

A
A maximum of 100 GB on each hard drive may be used to store HDFS blocks
B
All hard drives may be used to store HDFS blocks as long as atleast 100 GB in total is available on the node
C
100 GB on each hard drive may not be used to store HDFS blocks
D
25 GB on each hard drive may not be used to store HDFS blocks

CCA-505 Web TestEngine demo