When a storage resource has a snapshot taken of it, where are writes to the storage resource written?
A.
New space allocated from the storage resource parent pool
B.
New space allocated in 256 MB stripes from FAST Cache
C.
Existing space of the storage resource
D.
Existing space from the Reserves LUN Pool
Answer is A new writes go into the parent pool of the resource that has a snapshot taken. https://www.emc.com/collateral/white-papers/h15089-dell-emc-unity-snapshots-and-thin-clones.pdf page 8
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