42% of users are essentially disappointed in their thin provisioning investment, and another 37% only indicated seeing moderate improvement. If you aren’t in the small group that saw significant improvement, you may have invested in the wrong technology. The 2009 Stop Buying Storage survey highlights storage utilization trends and other storage-related habits related to the optimization of current storage capacity. Companies like Symantec, 3PAR, HDS and DataCore have all announced technologies that can address both conversion to thin and space reclamation issues.”]
Source: https://www.darkreading.com/database-security/disappointed-in-thin-