In Windows when deleting something like 100,000 files, it's quick and completes in a few seconds. This is a high-level delete operation.
IO operations with Drivepool all take a much longer time than Windows. Things such as:
In explorer: Right-click folder > properties (to view number of files, folders, size)
OK, I'm not sure this one is drastically slower (if at all).
Discovery takes a long time for a delete. Like #1 above.
A delete operation take a long time for a large number of files. I'm talking like 50-150 IOPS, which makes me think this is re