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gerris(1) User Commands gerris(1)


gerris2D, gerris3D - the Gerris flow solver simulation engine.




This manual page documents briefly the gerris command.


These programs follow the usual GNU command line syntax, with long options starting with two dashes (`-'). A summary of options is included below.
-s N, --split=N
Splits the domain N times and returns the corresponding simulation.
-i, --pid
Keep box pids when splitting. The default is to allocate one pid per box.
-P N, --partition=N
Partition the domain in 2^N subdomains and returns the corresponding simulation.
-d, --data
When splitting or partitioning, output all data.
-P, --profile
Profiles calls to boundary conditions.
-m, --macros
Turn macros support on.
-DNAME, -DNAME=VALUE, --define=NAME, --define=NAME=VALUE
Defines NAME as a macro expanding to VALUE (macro support is implicitly turned on).
-eEV, --event=EV
Evaluates the GfsEvent EV and returns the simulation.
-V, --version
Output version information and exit.
-h, --help
Display the help and exit.


gerris was written by Stephane Popinet <>.

This manual page was written by Ruben Molina <>, for the Debian project (but may be used by others).

July 9, 2008