An apparatus and method to dynamically allocate cache in a SAN controller between a first fixed cache comprising traditional RAID cache comprised of RAM and a second, scalable RAID cache comprising of SSDs. An isotactic propylene polymer is prepared by polymerizing propylene in the presence of an isospecific metallocene catalyst. A split compressor intake can be provided for separate feed of recirculated flue gas and fresh air into a compressor intake. The API is capable of processing high-volume requests for message routing, status information, and various other functions on an automated basis, enabling businesses to make routine use of these functions. The system also includes a user input device that communicates with the processor and instructs the processor to read the first and second metadata and display the first and second metadata on the visual output device.