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How to page

This page let you to answer some problems you can meet with ORCHIDEE. You will find some tutorials explaining how to install and run the model, how to debug,etc.

Questions asked

Installation/First run/Branch

• How to install ORCHIDEE with modipsl and libIGCM for offline use (J. Ghattas)
• How to install ORCHIDEE in coupled mode : LMDZOR_v5 and LMDZOR_v5.2 (J. Ghattas)
• How to install ORCHIDEE on my linux laptop or computer? (D.Solyga)
• How to run a simple test case with ORCHIDEE offline ? (J. Ghattas)
• How to submit a simple test case in a batch system (exemple at curie and ada) ? (J. Ghattas)
• How to create a new branch or a personal version (J. Ghattas)
• How to download and compile ORCHIDEE-DOFOCO (M. McGrath)

libIGCM

• How to make a spinup analytic in OOL_SEC_STO (J. Ghattas)
• How to loop over years with libIGCM (M. McGrath)
• How to make prescribe the vegetation in a pixel? (S.Luyssaert)
• How to make use of a land cover map with libIGCM ? (S.Luyssaert)
• How to make use of a land cover change maps with libIGCM ? (A. Rajaud & S.Luyssaert)
• Change atmospheric CO2 scalar value (J. Ghattas)
• How to compare against Fluxnet data (M. McGrath)
• Is there a way to send all of my Orchidee output files to a different location? (J. Ryder)
• Is there a way to save all the output files when debugging with libIGCM? (M. McGrath)
• Is there a way to specify different queues automatically with libIGCM? (M. McGrath)

History files

• How to understand the operators used to write the variables in the history files ? (F.Maignan)
• How to add a variable to history files ? (S.Luyssaert)
• How to easily change history output level for multiple variables in intersurf.f90? (C.Yue)

netcdf

• How to check differences between netcdf files ? (S.Luyssaert)
• What's the quickest way to examine netCDF files? (J.Ryder)

Debugging

• How to solve a segmentation error ?(S.Luyssaert)
• Extract a single pixel from a large restart file (M. McGrath)

Parallelism

• How to run ORCHIDEE in parallel on Obelix ? (D.Solyga)
• How to run ORCHIDEE with Vampir ? (D.Solyga)
• How to parallelize your code with MPI and OpenMP ? (D.Solyga - A.Cozic)

Environments

• Running at Ada/IDRIS (J. Ghattas)

Code

• How to add a new flag in ORCHIDEE ? (S.Luyssaert)

Diverse

• How to write a shell script ? (S.Luyssaert)

Tutorial list

• How to create tickets ? (D.Solyga). If you have an wiki account, you can create tickets. To know more about it, look the following tutorial ​here
• First steps with ORCHIDEE on LSCE machines (ORCHIDEE training day) (D.Solyga, N.Vuichard) : ​The tutorial in PDF

Fortran standards

• Fortran standards and style guide (J.Ryder) This is a working document, so feel free to comment or edit