$partialdiff sub Y$ [ NOAA NCEP-NCAR CDAS-1 MONTHLY Intrinsic PressureLevel CBUW ]

grid: /T (57.2957795130823 kilogram radian-1 north second-4) ordered [ (-4001.5) (-3972.0) (-3942.5) ... (23056.0)] N= 110730240 pts :gridforrtl: severe (174): SIGSEGV, segmentation fault occurred Stack trace terminated abnormally.