$integral dY$ detrended-bfl [ NOAA NCEP-NCAR CDAS-1 MONTHLY Intrinsic PressureLevel relv ]

grid: /P (0.0174532925199433 radian north second-1) ordered [ (1000) (925) (850) ... (10)] N= 161225280 pts :gridforrtl: severe (174): SIGSEGV, segmentation fault occurred Stack trace terminated abnormally.