Your customer would like to use SnapSure to create checkpoints of several critical filesystems with a sequential I/O access pattern. There is the perception that SnapSure will degrade performance for these critical filesystems.

Where will your customer experience the greatest performance impact with SnapSure?

A.
When second and subsequent checkpoints are taken, each block in the PFS has been written to the SavVol, and the write activity to the PFS is high

B.
When the first checkpoint is initiated and the write activity to the PFS is high

C.
When the second and subsequent checkpoints are initiated and the read activity to the PFS is high

D.
When the first checkpoint is initiated and the read activity to the PFS is high