Forgot to add something.
[4c] below does reuire some understanding of netCDF's
predefine mode.
-- You can use the 'simple' method, to write out a nc file for *each* regridded variable; then use the netCDF operators to merge the output files. On 5/1/13 11:06 AM, Dennis Shea wrote: > Not much info to determine the problem. > > [1] 200MB is not particularly large. Nor is 40-50 variables. > > [2] How did you generate the weight file? > Did you write the NCL script or did you use the template at > http://www.ncl.ucar.edu/Applications/ESMF.shtml > Example 25 > This would generate a weight file which you could use for > all subsequent regridding via: > > http://www.ncl.ucar.edu/Document/Functions/ESMF/ESMF_regrid_with_weights.shtml > > [3] How are you writing the netCDF file? NCL allows 2 different ways > to create netCDF: one is the 'simple but, possibly, inefficient' > method; the other requires predefintion of the output > netCDF file's contents. > > http://www.ncl.ucar.edu/Applications/o-netcdf.shtml > > While 40-50 is not a large number of variables per se, When you > use the simple method this could be slow for assorted reasons. > > [4] The following may be useful to look at. > (a) generate weight file > http://www.cgd.ucar.edu/~shea/se2fv_esmf.genwgt.ncl > > (b) use weight file generated in (a) to regrid multiple > variables and write to netCDF via simple* method > > http://www.cgd.ucar.edu/~shea/se2fv_esmf.regrid2file.ncl > > (c) same as (b) BUT uses 'efficient (predefine)' method to > write netCDF. This requires a double pass over the data > (i) predefine output file's contents (structure); > (ii)write regridded variables to predefined file. > > http://www.cgd.ucar.edu/~shea/se2fv_esmf.regrid2file.ncl_predefine > > On 05/01/2013 08:54 AM, Patrick Kelly wrote: >> Hello NCL community– >> >> I am trying to use the 'ESMF_grid' >> to convert output from the CESM HOMME model to a rectilinear grid. >> >> The file is about 200mb large and contains maybe 40-50 variables. >> >> The procedure works fine at the start, but then stalls about half way >> through without any error message. >> NCL doesn't quit, it just "hangs" Indefinitely. >> >> IS this a memory limit or stack issue thing with NCL? I thought I'd >> receive some error output if it was... >> >> Thanks for any leads, >> Patrick >> >> >> ----------------------------------------------- >> Patrick Kelly, Ph.D. >> Postdoctoral Research Associate >> University of Miami / RSMAS >> email: pkelly@rsmas.miami.edu <mailto:pkelly@rsmas.miami.edu> >> >> >> _______________________________________________ >> ncl-talk mailing list >> List instructions, subscriber options, unsubscribe: >> http://mailman.ucar.edu/mailman/listinfo/ncl-talk >> > > _______________________________________________ > ncl-talk mailing list > List instructions, subscriber options, unsubscribe: > http://mailman.ucar.edu/mailman/listinfo/ncl-talk > _______________________________________________ ncl-talk mailing list List instructions, subscriber options, unsubscribe: http://mailman.ucar.edu/mailman/listinfo/ncl-talkReceived on Wed May 1 11:15:36 2013
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