FreeRTOS in PSoC 5lp

I am porting FreeRTOS onto PSoC 5lp. When built with only the idle task it is consuming 90% of the SRAM. But I need handle Ethernet and USB using the MicroController. How can I reduce RAM consumption?

FreeRTOS in PSoC 5lp

http://www.freertos.org/FAQMem.html#RAMUse2 Regards, Richard Barry.