Compilation of lighting is taking a long time to finish

Compilation of lighting is taking a long time to finish I just have a landscape and some post processing items
PC configuration:
ASUS CHIPSET H110
INTEL i5 3.40 GHZ 4CORES 4THREATES
12GB RAM 2400mhz 4 + 8
GTX 1060 OC 6GB

How do I solve ???

Hi!

Could you show us your world lightmass settings please?
What is your lightmap resolution for your 256 objects?