Difference between revisions of "7. Retrieve high-resolution nested ECMWF fields for FLEXPART"

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'''Choose c1a (not ecgate) upon login to access the supercomputer facility (HPCE)'''
 
  
 
'''Copy the following directory and files to your home directory on HPCE:'''
 
 
flex_extract_ecgate_V4
 
 
(this directory you can find under Sabine's or Nina's user sbc/ or sb9/)
 
 
 
'''List of files:'''
 
 
flex_ecmwf_91_finegrid_*
 
 
extract_ecmwf_ftpbase
 
 
seq_extract.V4*
 
 
seq_control.V4*
 
 
submit*
 
 
 
 
'''1. Edit the times in the file: seq_control.V4*'''
 
 
./seq_extract.V4 1990 1990 06 06 29 29 1
 
 
This extract the files ''from'' 1990 06 29 ''to'' 1990 06 29 - for 1 day!
 
 
 
'''2. In file flex_ecmwf_91_finegrid_* modify the following parameters:'''
 
 
M_GRID 20 (resolution 0.2 deg, for resolution of e.g. 10 deg use 1000)
 
 
M_LEFT -3600 (36 W)
 
 
M_LOWER 4000 (40 N)
 
 
M_UPPER 7600 (76 N)
 
 
M_RIGHT 3600 (36 E)
 
 
M_FORMAT GRIB2 (GRIB1 or GRIB2)
 
 
DESTINATION nina (or another MS association set up on the web interface, e.g flexpart)
 
 
ECFSDIR ectmp:/${USER}/GRIM/ (directory name)
 
 
SOURCECODE /home/ms/no/sb9/flex_extract_ecgate_V4 (your username)
 
 
 
''Notice:''
 
 
M_GRID/90 must be a whole number
 
 
M_LOWER/M_GRID must be a whole number, same with the three other coordinates
 
 
(M_UPPER-M_LOWER) / M_GRID must equal a whole number
 
 
(M_LEFT-M_RIGHT) / M_GRID must equal a whole number
 
 
 
 
'''3. Change all paths to refer to your own user'''
 
 
grep sb9 *
 
 
to list all files containing the path with user sb9 which need to be changed.
 
 
 
'''4. Copy the template file flex_ecmwf_91_finegrid_* to extract_ecmwf_ftpbase'''
 
 
cp flex_ecmwf_91_finegrid_* extract_ecmwf_ftpbase
 
 
 
'''5. Run the job:'''
 
./submit
 
 
 
'''6. Check your job:'''
 
 
llq    to see your job in the queue
 
 
eoj <jobid> provides details on the performance of a running job. (also automatically provided at end of job)
 
 
 
'''7. Get your files:'''
 
 
The retrieved files are automatically transferred to your ecgate account (via ECTRANS) and then to NILU by ftp.
 
(NB: cannot ftp directly from HPCE, but must go via ecgate).
 
 
If you can’t find your files in your defined NILU-directory, check the directory you specified in flex_ecmwf_91_finegrid_*  (ECFSDIR) for where it is temporarily stored on the ECWMF system. Then try ftp it over again using the ftp commands specified previously.
 
 
 
 
 
 
 
Back to ECMWF overview[http://muspelheim.nilu.no/w/index.php/ECMWF]
 

Latest revision as of 15:34, 26 October 2012