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titleoifs_run command
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oifs_run -e exptid [-m path-to-master.exe] [-r resolution] [-l namelist] [-s timestep] [-n nproc] [-f fcast len] [-x run number] [-q]

For this workshop, the only arguments to use are: -e, -l, -f, -x and -q.

Note!  the -f argument, the length of the forecast, is specified as: dNN, for example d10 means '10 days'.

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titleExercise

 Use the oifs_run command to create the job. You need to

The exptid to use with give a value to the '-e' and '-l' options passed to oifs_run must be "oifs". It is part of the filename of the initial files for the model (the files starting with "ICM").

. The other options can be left to their default values. The '-l' option is the name of the namelist file you edited above.

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titleCommand
oifs_run -e oifs -l mynamelist

 

The command will create a create a file 'job1'.

Submit this job:

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qsub job1

Check the job status:

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qstatu

These forecasts complete in about 15mins.

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During the course of the model run, files with names ICM*+* like ICMGGoifs+00000, ICMGGoifs+00012 will appear in the experiment directory.

These are the model output files. There is 1 per output interval. In these experiments the output interval is every 3 hours.

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titleContents of output directory after successful run

When the model completes the forecast successfully, the following files will be found in the output directory. Files with '+' in the name are the model output files. ICMSH are the spectral fields, ICMGG are the gridpoint fields.

 

ICMGGoifs+000000  ICMGGoifs+000048  ICMGGoifs+000096  ICMGGoifs+000144  ICMSHoifs+000016  ICMSHoifs+000064  ICMSHoifs+000112  ICMSHoifs+000160  oifs.log

ICMGGoifs+000016  ICMGGoifs+000064  ICMGGoifs+000112  ICMGGoifs+000160  ICMSHoifs+000032  ICMSHoifs+000080  ICMSHoifs+000128  NODE.001_01

ICMGGoifs+000032  ICMGGoifs+000080  ICMGGoifs+000128  ICMSHoifs+000000  ICMSHoifs+000048  ICMSHoifs+000096  ICMSHoifs+000144  ifs.stat

Run number

Each model run has a number. This is '1' by default but can be changed using the -x option to the oifs_run command.

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titleExample of second run of a forecast for 5 days

oifs_run -e oifs -l mynamelist -x 2 -f d5 -q

 

Preparing files for Metview

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