vSMP Foundation Free only supports aggregating memory, not compute. Aggregating compute resources requires the commercial license for our products, please email firstname.lastname@example.org for more information.
Also, please note that “Fused mode” on the first version of Xeon Phi (KNC, 71xx series) was a technology preview. The final product is now shipping for the new Xeon Phi (KNL, 72xx series). Which model of Xeon Phi do you have?