Which two statements

are true about VSAN deduplication and compression? (Choose two.)

A. vSAN deduplication and compression are enabled on a per virtual machines basis.

B. vSAN deduplication and compression deduplicate with a variable block size.

C. vSAN deduplication and com

pression are enabled at the cluster level and occur at the disk group level.

D. vSAN deduplication and compression deduplicate with a fixed 4K-block size.

Explanation:

You can enable deduplication and compression as a cluster-wide setting, but

they are applied on a disk group basis.

The vSAN deduplication block size is 4K fixed.

References:

https://docs.vmware.com/en/VMware-vSphere/6.5/com.vmware.vsphere.virtualsan.doc/GUID-3D2D80CC-444E-454E-9B8B-25C3F620EFED.html

https://blogs.vmware.com/virt

ualblocks/2017/11/29/vsan-operations-adding-removing-drives-deduplication-compression-enabled/