Objective 2.3 7 cards
2.3
Where are RF and storage-efficiency policies applied?
On the storage container.
2.3
What does RF2 mean?
Two copies of every piece of data are written to different nodes.
2.3
Which efficiency feature suits nearly every workload?
Compression.
2.3
Which efficiency feature replaces RF copies with parity for cold data?
Erasure coding (EC-X).
2.3
Where does deduplication pay off most?
Where VMs share identical blocks, such as full clones and VDI.
2.3
What is stored as files on CVM-owned disks?
Extent groups.
2.3
What should you check before configuring RF1?
Its prerequisites (including the node count). RF1 is only for disposable or scratch data.