AWS Certified Solutions Architect – Professional SAP-C01 – Question379 - AWS Certified Solutions Architect

Amazon Elastic File System (EFS) provides information about the space used for an object by using the space _ used attribute of the Network File System Version 4.1 (NFSv4.1). The attribute includes the object's current metered data size and not the metadata size. Which of the following utilities will you use to measure the amount of disk that is used of a file?

A. blkid utility
B. du utility
C. sfdisk utility
D. pydf utility

Correct Answer: B

Explanation:

Explanation: Amazon EFS reports file system sizes and sizes of objects within a file system. Using the NFSv4.1 space _ used attribute for measuring the space used for an object, it reports only the object’s current metered data size and not the metadata size. There are two utilities available for measuring disk usage of a file, the du and stat utilities.
Reference:
https://docs.aws.amazon.com/efs/latest/ug/metered-sizes.html