Confused about External hard drives and ExpressCache 1.3.0 - Important.

SSD (Solid State Drives) All Other SanDisk SSD
5

it does not seem this issue is related to defrag.

http://forums.sandisk.com/t5/SanDisk-ReadyCache-SSD/Please-add-defrag-control-in-next-version-of-cache-software/m-p/303419/highlight/true#M895