output dir: /tigress/wenchang/MODEL_OUT/AM2.1_work/CTL1990_plus4K_2xCO2_tigercpu_intelmpi_18_30PE
real output dir: /tiger/scratch/gpfs/GEOCLIM/wenchang/AM2.1p1/work/CTL1990_plus4K_2xCO2_tigercpu_intelmpi_18_30PE
50 years: 0101-0150
experiment dir: /tigress/wenchang/MOM4p1/exp/AM2.1p1/CTL1990_plus4K_2xCO2