jgfs_ice_product_master ecf (v17) Analysis - TerrenceMcGuinness-NOAA/global-workflow GitHub Wiki

jgfs_ice_product_master.ecf (GFS v17)

Branch / tenant: dev/gfs.v17 (gw_v17) Path: ecf/scripts/gfs/product/ice/jgfs_ice_product_master.ecf Analysis date: 2026-06-11


Summary

jgfs_ice_product_master.ecf is the NCO production ecFlow task template that generates CICE6 sea-ice GRIB2 products from forecast output per forecast hour. It is a _master template deployed per hour. It calls the shared JGLOBAL_OCEANICE_PRODUCTS J-Job with COMPONENT=ice.


1. Resources & Configuration

Field Value
PBS resources 1 node, 1 cpu, 96 GB, 45-min wall, shared
Modules load_modules.sh run
J-Job JGLOBAL_OCEANICE_PRODUCTS (shared ocean/ice)
Template _master (per forecast hour)
Key exports COMPONENT=ice, WGF, FHR, FORECAST_HOUR
Rocoto oceanice_products.sh

2. v17-specific notes

  • Shared J-Job: JGLOBAL_OCEANICE_PRODUCTS handles both ocean and ice — differentiated by COMPONENT.
  • Per-hour template: deployed as jgfs_ice_product_f000, jgfs_ice_product_f003, etc.
  • 96 GB memory: high for ice regridding/interpolation.
  • Single cpu: serial processing per forecast hour.
  • 45-min walltime: allows for large ice field processing.

Sources

  • On-disk v17: ecf/scripts/gfs/product/ice/jgfs_ice_product_master.ecf.